@ -1,4 +0,0 @@ | |||
#include "quantum.h" | |||
#include <avr/wdt.h> | |||
void promicro_bootloader_jmp(bool program); |
@ -0,0 +1,159 @@ | |||
#include <util/twi.h> | |||
#include <avr/io.h> | |||
#include <stdlib.h> | |||
#include <avr/interrupt.h> | |||
#include <util/twi.h> | |||
#include <stdbool.h> | |||
#include "i2c.h" | |||
// Limits the amount of we wait for any one i2c transaction. | |||
// Since were running SCL line 100kHz (=> 10μs/bit), and each transactions is | |||
// 9 bits, a single transaction will take around 90μs to complete. | |||
// | |||
// (F_CPU/SCL_CLOCK) => # of μC cycles to transfer a bit | |||
// poll loop takes at least 8 clock cycles to execute | |||
#define I2C_LOOP_TIMEOUT (9+1)*(F_CPU/SCL_CLOCK)/8 | |||
#define BUFFER_POS_INC() (slave_buffer_pos = (slave_buffer_pos+1)%SLAVE_BUFFER_SIZE) | |||
volatile uint8_t i2c_slave_buffer[SLAVE_BUFFER_SIZE]; | |||
static volatile uint8_t slave_buffer_pos; | |||
static volatile bool slave_has_register_set = false; | |||
// Wait for an i2c operation to finish | |||
inline static | |||
void i2c_delay(void) { | |||
uint16_t lim = 0; | |||
while(!(TWCR & (1<<TWINT)) && lim < I2C_LOOP_TIMEOUT) | |||
lim++; | |||
// easier way, but will wait slightly longer | |||
// _delay_us(100); | |||
} | |||
// Setup twi to run at 100kHz | |||
void i2c_master_init(void) { | |||
// no prescaler | |||
TWSR = 0; | |||
// Set TWI clock frequency to SCL_CLOCK. Need TWBR>10. | |||
// Check datasheets for more info. | |||
TWBR = ((F_CPU/SCL_CLOCK)-16)/2; | |||
} | |||
// Start a transaction with the given i2c slave address. The direction of the | |||
// transfer is set with I2C_READ and I2C_WRITE. | |||
// returns: 0 => success | |||
// 1 => error | |||
uint8_t i2c_master_start(uint8_t address) { | |||
TWCR = (1<<TWINT) | (1<<TWEN) | (1<<TWSTA); | |||
i2c_delay(); | |||
// check that we started successfully | |||
if ( (TW_STATUS != TW_START) && (TW_STATUS != TW_REP_START)) | |||
return 1; | |||
TWDR = address; | |||
TWCR = (1<<TWINT) | (1<<TWEN); | |||
i2c_delay(); | |||
if ( (TW_STATUS != TW_MT_SLA_ACK) && (TW_STATUS != TW_MR_SLA_ACK) ) | |||
return 1; // slave did not acknowledge | |||
else | |||
return 0; // success | |||
} | |||
// Finish the i2c transaction. | |||
void i2c_master_stop(void) { | |||
TWCR = (1<<TWINT) | (1<<TWEN) | (1<<TWSTO); | |||
uint16_t lim = 0; | |||
while(!(TWCR & (1<<TWSTO)) && lim < I2C_LOOP_TIMEOUT) | |||
lim++; | |||
} | |||
// Write one byte to the i2c slave. | |||
// returns 0 => slave ACK | |||
// 1 => slave NACK | |||
uint8_t i2c_master_write(uint8_t data) { | |||
TWDR = data; | |||
TWCR = (1<<TWINT) | (1<<TWEN); | |||
i2c_delay(); | |||
// check if the slave acknowledged us | |||
return (TW_STATUS == TW_MT_DATA_ACK) ? 0 : 1; | |||
} | |||
// Read one byte from the i2c slave. If ack=1 the slave is acknowledged, | |||
// if ack=0 the acknowledge bit is not set. | |||
// returns: byte read from i2c device | |||
uint8_t i2c_master_read(int ack) { | |||
TWCR = (1<<TWINT) | (1<<TWEN) | (ack<<TWEA); | |||
i2c_delay(); | |||
return TWDR; | |||
} | |||
void i2c_reset_state(void) { | |||
TWCR = 0; | |||
} | |||
void i2c_slave_init(uint8_t address) { | |||
TWAR = address << 0; // slave i2c address | |||
// TWEN - twi enable | |||
// TWEA - enable address acknowledgement | |||
// TWINT - twi interrupt flag | |||
// TWIE - enable the twi interrupt | |||
TWCR = (1<<TWIE) | (1<<TWEA) | (1<<TWINT) | (1<<TWEN); | |||
} | |||
ISR(TWI_vect); | |||
ISR(TWI_vect) { | |||
uint8_t ack = 1; | |||
switch(TW_STATUS) { | |||
case TW_SR_SLA_ACK: | |||
// this device has been addressed as a slave receiver | |||
slave_has_register_set = false; | |||
break; | |||
case TW_SR_DATA_ACK: | |||
// this device has received data as a slave receiver | |||
// The first byte that we receive in this transaction sets the location | |||
// of the read/write location of the slaves memory that it exposes over | |||
// i2c. After that, bytes will be written at slave_buffer_pos, incrementing | |||
// slave_buffer_pos after each write. | |||
if(!slave_has_register_set) { | |||
slave_buffer_pos = TWDR; | |||
// don't acknowledge the master if this memory loctaion is out of bounds | |||
if ( slave_buffer_pos >= SLAVE_BUFFER_SIZE ) { | |||
ack = 0; | |||
slave_buffer_pos = 0; | |||
} | |||
slave_has_register_set = true; | |||
} else { | |||
i2c_slave_buffer[slave_buffer_pos] = TWDR; | |||
BUFFER_POS_INC(); | |||
} | |||
break; | |||
case TW_ST_SLA_ACK: | |||
case TW_ST_DATA_ACK: | |||
// master has addressed this device as a slave transmitter and is | |||
// requesting data. | |||
TWDR = i2c_slave_buffer[slave_buffer_pos]; | |||
BUFFER_POS_INC(); | |||
break; | |||
case TW_BUS_ERROR: // something went wrong, reset twi state | |||
TWCR = 0; | |||
default: | |||
break; | |||
} | |||
// Reset everything, so we are ready for the next TWI interrupt | |||
TWCR |= (1<<TWIE) | (1<<TWINT) | (ack<<TWEA) | (1<<TWEN); | |||
} |
@ -0,0 +1,31 @@ | |||
#ifndef I2C_H | |||
#define I2C_H | |||
#include <stdint.h> | |||
#ifndef F_CPU | |||
#define F_CPU 16000000UL | |||
#endif | |||
#define I2C_READ 1 | |||
#define I2C_WRITE 0 | |||
#define I2C_ACK 1 | |||
#define I2C_NACK 0 | |||
#define SLAVE_BUFFER_SIZE 0x10 | |||
// i2c SCL clock frequency | |||
#define SCL_CLOCK 100000L | |||
extern volatile uint8_t i2c_slave_buffer[SLAVE_BUFFER_SIZE]; | |||
void i2c_master_init(void); | |||
uint8_t i2c_master_start(uint8_t address); | |||
void i2c_master_stop(void); | |||
uint8_t i2c_master_write(uint8_t data); | |||
uint8_t i2c_master_read(int); | |||
void i2c_reset_state(void); | |||
void i2c_slave_init(uint8_t address); | |||
#endif |
@ -0,0 +1,21 @@ | |||
#include "quantum.h" | |||
#include <avr/wdt.h> | |||
void promicro_bootloader_jmp(bool program); | |||
#define KEYMAP( \ | |||
k00, k01, k02, k03, k04, k05, k40, k41, k42, k43, k44, k45, \ | |||
k10, k11, k12, k13, k14, k15, k50, k51, k52, k53, k54, k55, \ | |||
k20, k21, k22, k23, k24, k25, k60, k61, k62, k63, k64, k65, \ | |||
k30, k31, k32, k33, k34, k35, k70, k71, k72, k73, k74, k75 \ | |||
) \ | |||
{ \ | |||
{ k00, k01, k02, k03, k04, k05 }, \ | |||
{ k10, k11, k12, k13, k14, k15 }, \ | |||
{ k20, k21, k22, k23, k24, k25 }, \ | |||
{ k30, k31, k32, k33, k34, k35 }, \ | |||
{ k40, k41, k42, k43, k44, k45 }, \ | |||
{ k50, k51, k52, k53, k54, k55 }, \ | |||
{ k60, k61, k62, k63, k64, k65 }, \ | |||
{ k70, k71, k72, k73, k74, k75 } \ | |||
} |
@ -0,0 +1,310 @@ | |||
/* | |||
Copyright 2012 Jun Wako <wakojun@gmail.com> | |||
This program is free software: you can redistribute it and/or modify | |||
it under the terms of the GNU General Public License as published by | |||
the Free Software Foundation, either version 2 of the License, or | |||
(at your option) any later version. | |||
This program is distributed in the hope that it will be useful, | |||
but WITHOUT ANY WARRANTY; without even the implied warranty of | |||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |||
GNU General Public License for more details. | |||
You should have received a copy of the GNU General Public License | |||
along with this program. If not, see <http://www.gnu.org/licenses/>. | |||
*/ | |||
/* | |||
* scan matrix | |||
*/ | |||
#include <stdint.h> | |||
#include <stdbool.h> | |||
#include <avr/io.h> | |||
#include <avr/wdt.h> | |||
#include <avr/interrupt.h> | |||
#include <util/delay.h> | |||
#include "print.h" | |||
#include "debug.h" | |||
#include "util.h" | |||
#include "matrix.h" | |||
#include "i2c.h" | |||
#include "split_util.h" | |||
#include "pro_micro.h" | |||
#include "config.h" | |||
#ifndef DEBOUNCE | |||
# define DEBOUNCE 5 | |||
#endif | |||
#define ERROR_DISCONNECT_COUNT 5 | |||
static uint8_t debouncing = DEBOUNCE; | |||
static const int ROWS_PER_HAND = MATRIX_ROWS/2; | |||
static uint8_t error_count = 0; | |||
static const uint8_t row_pins[MATRIX_ROWS] = MATRIX_ROW_PINS; | |||
static const uint8_t col_pins[MATRIX_COLS] = MATRIX_COL_PINS; | |||
/* matrix state(1:on, 0:off) */ | |||
static matrix_row_t matrix[MATRIX_ROWS]; | |||
static matrix_row_t matrix_debouncing[MATRIX_ROWS]; | |||
static matrix_row_t read_cols(void); | |||
static void init_cols(void); | |||
static void unselect_rows(void); | |||
static void select_row(uint8_t row); | |||
__attribute__ ((weak)) | |||
void matrix_init_quantum(void) { | |||
matrix_init_kb(); | |||
} | |||
__attribute__ ((weak)) | |||
void matrix_scan_quantum(void) { | |||
matrix_scan_kb(); | |||
} | |||
__attribute__ ((weak)) | |||
void matrix_init_kb(void) { | |||
matrix_init_user(); | |||
} | |||
__attribute__ ((weak)) | |||
void matrix_scan_kb(void) { | |||
matrix_scan_user(); | |||
} | |||
__attribute__ ((weak)) | |||
void matrix_init_user(void) { | |||
} | |||
__attribute__ ((weak)) | |||
void matrix_scan_user(void) { | |||
} | |||
inline | |||
uint8_t matrix_rows(void) | |||
{ | |||
return MATRIX_ROWS; | |||
} | |||
inline | |||
uint8_t matrix_cols(void) | |||
{ | |||
return MATRIX_COLS; | |||
} | |||
void matrix_init(void) | |||
{ | |||
debug_enable = true; | |||
debug_matrix = true; | |||
debug_mouse = true; | |||
// initialize row and col | |||
unselect_rows(); | |||
init_cols(); | |||
TX_RX_LED_INIT; | |||
// initialize matrix state: all keys off | |||
for (uint8_t i=0; i < MATRIX_ROWS; i++) { | |||
matrix[i] = 0; | |||
matrix_debouncing[i] = 0; | |||
} | |||
matrix_init_quantum(); | |||
} | |||
uint8_t _matrix_scan(void) | |||
{ | |||
// Right hand is stored after the left in the matirx so, we need to offset it | |||
int offset = isLeftHand ? 0 : (ROWS_PER_HAND); | |||
for (uint8_t i = 0; i < ROWS_PER_HAND; i++) { | |||
select_row(i); | |||
_delay_us(30); // without this wait read unstable value. | |||
matrix_row_t cols = read_cols(); | |||
if (matrix_debouncing[i+offset] != cols) { | |||
matrix_debouncing[i+offset] = cols; | |||
debouncing = DEBOUNCE; | |||
} | |||
unselect_rows(); | |||
} | |||
if (debouncing) { | |||
if (--debouncing) { | |||
_delay_ms(1); | |||
} else { | |||
for (uint8_t i = 0; i < ROWS_PER_HAND; i++) { | |||
matrix[i+offset] = matrix_debouncing[i+offset]; | |||
} | |||
} | |||
} | |||
return 1; | |||
} | |||
// Get rows from other half over i2c | |||
int i2c_transaction(void) { | |||
int slaveOffset = (isLeftHand) ? (ROWS_PER_HAND) : 0; | |||
int err = i2c_master_start(SLAVE_I2C_ADDRESS + I2C_WRITE); | |||
if (err) goto i2c_error; | |||
// start of matrix stored at 0x00 | |||
err = i2c_master_write(0x00); | |||
if (err) goto i2c_error; | |||
// Start read | |||
err = i2c_master_start(SLAVE_I2C_ADDRESS + I2C_READ); | |||
if (err) goto i2c_error; | |||
if (!err) { | |||
int i; | |||
for (i = 0; i < ROWS_PER_HAND-1; ++i) { | |||
matrix[slaveOffset+i] = i2c_master_read(I2C_ACK); | |||
} | |||
matrix[slaveOffset+i] = i2c_master_read(I2C_NACK); | |||
i2c_master_stop(); | |||
} else { | |||
i2c_error: // the cable is disconnceted, or something else went wrong | |||
i2c_reset_state(); | |||
return err; | |||
} | |||
return 0; | |||
} | |||
#ifndef USE_I2C | |||
int serial_transaction(void) { | |||
int slaveOffset = (isLeftHand) ? (ROWS_PER_HAND) : 0; | |||
if (serial_update_buffers()) { | |||
return 1; | |||
} | |||
for (int i = 0; i < ROWS_PER_HAND; ++i) { | |||
matrix[slaveOffset+i] = serial_slave_buffer[i]; | |||
} | |||
return 0; | |||
} | |||
#endif | |||
uint8_t matrix_scan(void) | |||
{ | |||
int ret = _matrix_scan(); | |||
#ifdef USE_I2C | |||
if( i2c_transaction() ) { | |||
#else | |||
if( serial_transaction() ) { | |||
#endif | |||
// turn on the indicator led when halves are disconnected | |||
TXLED1; | |||
error_count++; | |||
if (error_count > ERROR_DISCONNECT_COUNT) { | |||
// reset other half if disconnected | |||
int slaveOffset = (isLeftHand) ? (ROWS_PER_HAND) : 0; | |||
for (int i = 0; i < ROWS_PER_HAND; ++i) { | |||
matrix[slaveOffset+i] = 0; | |||
} | |||
} | |||
} else { | |||
// turn off the indicator led on no error | |||
TXLED0; | |||
error_count = 0; | |||
} | |||
matrix_scan_quantum(); | |||
return ret; | |||
} | |||
void matrix_slave_scan(void) { | |||
_matrix_scan(); | |||
int offset = (isLeftHand) ? 0 : (MATRIX_ROWS / 2); | |||
#ifdef USE_I2C | |||
for (int i = 0; i < ROWS_PER_HAND; ++i) { | |||
/* i2c_slave_buffer[i] = matrix[offset+i]; */ | |||
i2c_slave_buffer[i] = matrix[offset+i]; | |||
} | |||
#else | |||
for (int i = 0; i < ROWS_PER_HAND; ++i) { | |||
serial_slave_buffer[i] = matrix[offset+i]; | |||
} | |||
#endif | |||
} | |||
bool matrix_is_modified(void) | |||
{ | |||
if (debouncing) return false; | |||
return true; | |||
} | |||
inline | |||
bool matrix_is_on(uint8_t row, uint8_t col) | |||
{ | |||
return (matrix[row] & ((matrix_row_t)1<<col)); | |||
} | |||
inline | |||
matrix_row_t matrix_get_row(uint8_t row) | |||
{ | |||
return matrix[row]; | |||
} | |||
void matrix_print(void) | |||
{ | |||
print("\nr/c 0123456789ABCDEF\n"); | |||
for (uint8_t row = 0; row < MATRIX_ROWS; row++) { | |||
phex(row); print(": "); | |||
pbin_reverse16(matrix_get_row(row)); | |||
print("\n"); | |||
} | |||
} | |||
uint8_t matrix_key_count(void) | |||
{ | |||
uint8_t count = 0; | |||
for (uint8_t i = 0; i < MATRIX_ROWS; i++) { | |||
count += bitpop16(matrix[i]); | |||
} | |||
return count; | |||
} | |||
static void init_cols(void) | |||
{ | |||
for(int x = 0; x < MATRIX_COLS; x++) { | |||
_SFR_IO8((col_pins[x] >> 4) + 1) &= ~_BV(col_pins[x] & 0xF); | |||
_SFR_IO8((col_pins[x] >> 4) + 2) |= _BV(col_pins[x] & 0xF); | |||
} | |||
} | |||
static matrix_row_t read_cols(void) | |||
{ | |||
matrix_row_t result = 0; | |||
for(int x = 0; x < MATRIX_COLS; x++) { | |||
result |= (_SFR_IO8(col_pins[x] >> 4) & _BV(col_pins[x] & 0xF)) ? 0 : (1 << x); | |||
} | |||
return result; | |||
} | |||
static void unselect_rows(void) | |||
{ | |||
for(int x = 0; x < ROWS_PER_HAND; x++) { | |||
_SFR_IO8((row_pins[x] >> 4) + 1) &= ~_BV(row_pins[x] & 0xF); | |||
_SFR_IO8((row_pins[x] >> 4) + 2) |= _BV(row_pins[x] & 0xF); | |||
} | |||
} | |||
static void select_row(uint8_t row) | |||
{ | |||
_SFR_IO8((row_pins[row] >> 4) + 1) |= _BV(row_pins[row] & 0xF); | |||
_SFR_IO8((row_pins[row] >> 4) + 2) &= ~_BV(row_pins[row] & 0xF); | |||
} |
@ -0,0 +1,362 @@ | |||
/* | |||
pins_arduino.h - Pin definition functions for Arduino | |||
Part of Arduino - http://www.arduino.cc/ | |||
Copyright (c) 2007 David A. Mellis | |||
This library is free software; you can redistribute it and/or | |||
modify it under the terms of the GNU Lesser General Public | |||
License as published by the Free Software Foundation; either | |||
version 2.1 of the License, or (at your option) any later version. | |||
This library is distributed in the hope that it will be useful, | |||
but WITHOUT ANY WARRANTY; without even the implied warranty of | |||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |||
Lesser General Public License for more details. | |||
You should have received a copy of the GNU Lesser General | |||
Public License along with this library; if not, write to the | |||
Free Software Foundation, Inc., 59 Temple Place, Suite 330, | |||
Boston, MA 02111-1307 USA | |||
$Id: wiring.h 249 2007-02-03 16:52:51Z mellis $ | |||
*/ | |||
#ifndef Pins_Arduino_h | |||
#define Pins_Arduino_h | |||
#include <avr/pgmspace.h> | |||
// Workaround for wrong definitions in "iom32u4.h". | |||
// This should be fixed in the AVR toolchain. | |||
#undef UHCON | |||
#undef UHINT | |||
#undef UHIEN | |||
#undef UHADDR | |||
#undef UHFNUM | |||
#undef UHFNUML | |||
#undef UHFNUMH | |||
#undef UHFLEN | |||
#undef UPINRQX | |||
#undef UPINTX | |||
#undef UPNUM | |||
#undef UPRST | |||
#undef UPCONX | |||
#undef UPCFG0X | |||
#undef UPCFG1X | |||
#undef UPSTAX | |||
#undef UPCFG2X | |||
#undef UPIENX | |||
#undef UPDATX | |||
#undef TCCR2A | |||
#undef WGM20 | |||
#undef WGM21 | |||
#undef COM2B0 | |||
#undef COM2B1 | |||
#undef COM2A0 | |||
#undef COM2A1 | |||
#undef TCCR2B | |||
#undef CS20 | |||
#undef CS21 | |||
#undef CS22 | |||
#undef WGM22 | |||
#undef FOC2B | |||
#undef FOC2A | |||
#undef TCNT2 | |||
#undef TCNT2_0 | |||
#undef TCNT2_1 | |||
#undef TCNT2_2 | |||
#undef TCNT2_3 | |||
#undef TCNT2_4 | |||
#undef TCNT2_5 | |||
#undef TCNT2_6 | |||
#undef TCNT2_7 | |||
#undef OCR2A | |||
#undef OCR2_0 | |||
#undef OCR2_1 | |||
#undef OCR2_2 | |||
#undef OCR2_3 | |||
#undef OCR2_4 | |||
#undef OCR2_5 | |||
#undef OCR2_6 | |||
#undef OCR2_7 | |||
#undef OCR2B | |||
#undef OCR2_0 | |||
#undef OCR2_1 | |||
#undef OCR2_2 | |||
#undef OCR2_3 | |||
#undef OCR2_4 | |||
#undef OCR2_5 | |||
#undef OCR2_6 | |||
#undef OCR2_7 | |||
#define NUM_DIGITAL_PINS 30 | |||
#define NUM_ANALOG_INPUTS 12 | |||
#define TX_RX_LED_INIT DDRD |= (1<<5), DDRB |= (1<<0) | |||
#define TXLED0 PORTD |= (1<<5) | |||
#define TXLED1 PORTD &= ~(1<<5) | |||
#define RXLED0 PORTB |= (1<<0) | |||
#define RXLED1 PORTB &= ~(1<<0) | |||
static const uint8_t SDA = 2; | |||
static const uint8_t SCL = 3; | |||
#define LED_BUILTIN 13 | |||
// Map SPI port to 'new' pins D14..D17 | |||
static const uint8_t SS = 17; | |||
static const uint8_t MOSI = 16; | |||
static const uint8_t MISO = 14; | |||
static const uint8_t SCK = 15; | |||
// Mapping of analog pins as digital I/O | |||
// A6-A11 share with digital pins | |||
static const uint8_t A0 = 18; | |||
static const uint8_t A1 = 19; | |||
static const uint8_t A2 = 20; | |||
static const uint8_t A3 = 21; | |||
static const uint8_t A4 = 22; | |||
static const uint8_t A5 = 23; | |||
static const uint8_t A6 = 24; // D4 | |||
static const uint8_t A7 = 25; // D6 | |||
static const uint8_t A8 = 26; // D8 | |||
static const uint8_t A9 = 27; // D9 | |||
static const uint8_t A10 = 28; // D10 | |||
static const uint8_t A11 = 29; // D12 | |||
#define digitalPinToPCICR(p) ((((p) >= 8 && (p) <= 11) || ((p) >= 14 && (p) <= 17) || ((p) >= A8 && (p) <= A10)) ? (&PCICR) : ((uint8_t *)0)) | |||
#define digitalPinToPCICRbit(p) 0 | |||
#define digitalPinToPCMSK(p) ((((p) >= 8 && (p) <= 11) || ((p) >= 14 && (p) <= 17) || ((p) >= A8 && (p) <= A10)) ? (&PCMSK0) : ((uint8_t *)0)) | |||
#define digitalPinToPCMSKbit(p) ( ((p) >= 8 && (p) <= 11) ? (p) - 4 : ((p) == 14 ? 3 : ((p) == 15 ? 1 : ((p) == 16 ? 2 : ((p) == 17 ? 0 : (p - A8 + 4)))))) | |||
// __AVR_ATmega32U4__ has an unusual mapping of pins to channels | |||
extern const uint8_t PROGMEM analog_pin_to_channel_PGM[]; | |||
#define analogPinToChannel(P) ( pgm_read_byte( analog_pin_to_channel_PGM + (P) ) ) | |||
#define digitalPinToInterrupt(p) ((p) == 0 ? 2 : ((p) == 1 ? 3 : ((p) == 2 ? 1 : ((p) == 3 ? 0 : ((p) == 7 ? 4 : NOT_AN_INTERRUPT))))) | |||
#ifdef ARDUINO_MAIN | |||
// On the Arduino board, digital pins are also used | |||
// for the analog output (software PWM). Analog input | |||
// pins are a separate set. | |||
// ATMEL ATMEGA32U4 / ARDUINO LEONARDO | |||
// | |||
// D0 PD2 RXD1/INT2 | |||
// D1 PD3 TXD1/INT3 | |||
// D2 PD1 SDA SDA/INT1 | |||
// D3# PD0 PWM8/SCL OC0B/SCL/INT0 | |||
// D4 A6 PD4 ADC8 | |||
// D5# PC6 ??? OC3A/#OC4A | |||
// D6# A7 PD7 FastPWM #OC4D/ADC10 | |||
// D7 PE6 INT6/AIN0 | |||
// | |||
// D8 A8 PB4 ADC11/PCINT4 | |||
// D9# A9 PB5 PWM16 OC1A/#OC4B/ADC12/PCINT5 | |||
// D10# A10 PB6 PWM16 OC1B/0c4B/ADC13/PCINT6 | |||
// D11# PB7 PWM8/16 0C0A/OC1C/#RTS/PCINT7 | |||
// D12 A11 PD6 T1/#OC4D/ADC9 | |||
// D13# PC7 PWM10 CLK0/OC4A | |||
// | |||
// A0 D18 PF7 ADC7 | |||
// A1 D19 PF6 ADC6 | |||
// A2 D20 PF5 ADC5 | |||
// A3 D21 PF4 ADC4 | |||
// A4 D22 PF1 ADC1 | |||
// A5 D23 PF0 ADC0 | |||
// | |||
// New pins D14..D17 to map SPI port to digital pins | |||
// | |||
// MISO D14 PB3 MISO,PCINT3 | |||
// SCK D15 PB1 SCK,PCINT1 | |||
// MOSI D16 PB2 MOSI,PCINT2 | |||
// SS D17 PB0 RXLED,SS/PCINT0 | |||
// | |||
// Connected LEDs on board for TX and RX | |||
// TXLED D24 PD5 XCK1 | |||
// RXLED D17 PB0 | |||
// HWB PE2 HWB | |||
// these arrays map port names (e.g. port B) to the | |||
// appropriate addresses for various functions (e.g. reading | |||
// and writing) | |||
const uint16_t PROGMEM port_to_mode_PGM[] = { | |||
NOT_A_PORT, | |||
NOT_A_PORT, | |||
(uint16_t) &DDRB, | |||
(uint16_t) &DDRC, | |||
(uint16_t) &DDRD, | |||
(uint16_t) &DDRE, | |||
(uint16_t) &DDRF, | |||
}; | |||
const uint16_t PROGMEM port_to_output_PGM[] = { | |||
NOT_A_PORT, | |||
NOT_A_PORT, | |||
(uint16_t) &PORTB, | |||
(uint16_t) &PORTC, | |||
(uint16_t) &PORTD, | |||
(uint16_t) &PORTE, | |||
(uint16_t) &PORTF, | |||
}; | |||
const uint16_t PROGMEM port_to_input_PGM[] = { | |||
NOT_A_PORT, | |||
NOT_A_PORT, | |||
(uint16_t) &PINB, | |||
(uint16_t) &PINC, | |||
(uint16_t) &PIND, | |||
(uint16_t) &PINE, | |||
(uint16_t) &PINF, | |||
}; | |||
const uint8_t PROGMEM digital_pin_to_port_PGM[] = { | |||
PD, // D0 - PD2 | |||
PD, // D1 - PD3 | |||
PD, // D2 - PD1 | |||
PD, // D3 - PD0 | |||
PD, // D4 - PD4 | |||
PC, // D5 - PC6 | |||
PD, // D6 - PD7 | |||
PE, // D7 - PE6 | |||
PB, // D8 - PB4 | |||
PB, // D9 - PB5 | |||
PB, // D10 - PB6 | |||
PB, // D11 - PB7 | |||
PD, // D12 - PD6 | |||
PC, // D13 - PC7 | |||
PB, // D14 - MISO - PB3 | |||
PB, // D15 - SCK - PB1 | |||
PB, // D16 - MOSI - PB2 | |||
PB, // D17 - SS - PB0 | |||
PF, // D18 - A0 - PF7 | |||
PF, // D19 - A1 - PF6 | |||
PF, // D20 - A2 - PF5 | |||
PF, // D21 - A3 - PF4 | |||
PF, // D22 - A4 - PF1 | |||
PF, // D23 - A5 - PF0 | |||
PD, // D24 - PD5 | |||
PD, // D25 / D6 - A7 - PD7 | |||
PB, // D26 / D8 - A8 - PB4 | |||
PB, // D27 / D9 - A9 - PB5 | |||
PB, // D28 / D10 - A10 - PB6 | |||
PD, // D29 / D12 - A11 - PD6 | |||
}; | |||
const uint8_t PROGMEM digital_pin_to_bit_mask_PGM[] = { | |||
_BV(2), // D0 - PD2 | |||
_BV(3), // D1 - PD3 | |||
_BV(1), // D2 - PD1 | |||
_BV(0), // D3 - PD0 | |||
_BV(4), // D4 - PD4 | |||
_BV(6), // D5 - PC6 | |||
_BV(7), // D6 - PD7 | |||
_BV(6), // D7 - PE6 | |||
_BV(4), // D8 - PB4 | |||
_BV(5), // D9 - PB5 | |||
_BV(6), // D10 - PB6 | |||
_BV(7), // D11 - PB7 | |||
_BV(6), // D12 - PD6 | |||
_BV(7), // D13 - PC7 | |||
_BV(3), // D14 - MISO - PB3 | |||
_BV(1), // D15 - SCK - PB1 | |||
_BV(2), // D16 - MOSI - PB2 | |||
_BV(0), // D17 - SS - PB0 | |||
_BV(7), // D18 - A0 - PF7 | |||
_BV(6), // D19 - A1 - PF6 | |||
_BV(5), // D20 - A2 - PF5 | |||
_BV(4), // D21 - A3 - PF4 | |||
_BV(1), // D22 - A4 - PF1 | |||
_BV(0), // D23 - A5 - PF0 | |||
_BV(5), // D24 - PD5 | |||
_BV(7), // D25 / D6 - A7 - PD7 | |||
_BV(4), // D26 / D8 - A8 - PB4 | |||
_BV(5), // D27 / D9 - A9 - PB5 | |||
_BV(6), // D28 / D10 - A10 - PB6 | |||
_BV(6), // D29 / D12 - A11 - PD6 | |||
}; | |||
const uint8_t PROGMEM digital_pin_to_timer_PGM[] = { | |||
NOT_ON_TIMER, | |||
NOT_ON_TIMER, | |||
NOT_ON_TIMER, | |||
TIMER0B, /* 3 */ | |||
NOT_ON_TIMER, | |||
TIMER3A, /* 5 */ | |||
TIMER4D, /* 6 */ | |||
NOT_ON_TIMER, | |||
NOT_ON_TIMER, | |||
TIMER1A, /* 9 */ | |||
TIMER1B, /* 10 */ | |||
TIMER0A, /* 11 */ | |||
NOT_ON_TIMER, | |||
TIMER4A, /* 13 */ | |||
NOT_ON_TIMER, | |||
NOT_ON_TIMER, | |||
NOT_ON_TIMER, | |||
NOT_ON_TIMER, | |||
NOT_ON_TIMER, | |||
NOT_ON_TIMER, | |||
NOT_ON_TIMER, | |||
NOT_ON_TIMER, | |||
NOT_ON_TIMER, | |||
NOT_ON_TIMER, | |||
NOT_ON_TIMER, | |||
NOT_ON_TIMER, | |||
NOT_ON_TIMER, | |||
NOT_ON_TIMER, | |||
NOT_ON_TIMER, | |||
NOT_ON_TIMER, | |||
}; | |||
const uint8_t PROGMEM analog_pin_to_channel_PGM[] = { | |||
7, // A0 PF7 ADC7 | |||
6, // A1 PF6 ADC6 | |||
5, // A2 PF5 ADC5 | |||
4, // A3 PF4 ADC4 | |||
1, // A4 PF1 ADC1 | |||
0, // A5 PF0 ADC0 | |||
8, // A6 D4 PD4 ADC8 | |||
10, // A7 D6 PD7 ADC10 | |||
11, // A8 D8 PB4 ADC11 | |||
12, // A9 D9 PB5 ADC12 | |||
13, // A10 D10 PB6 ADC13 | |||
9 // A11 D12 PD6 ADC9 | |||
}; | |||
#endif /* ARDUINO_MAIN */ | |||
// These serial port names are intended to allow libraries and architecture-neutral | |||
// sketches to automatically default to the correct port name for a particular type | |||
// of use. For example, a GPS module would normally connect to SERIAL_PORT_HARDWARE_OPEN, | |||
// the first hardware serial port whose RX/TX pins are not dedicated to another use. | |||
// | |||
// SERIAL_PORT_MONITOR Port which normally prints to the Arduino Serial Monitor | |||
// | |||
// SERIAL_PORT_USBVIRTUAL Port which is USB virtual serial | |||
// | |||
// SERIAL_PORT_LINUXBRIDGE Port which connects to a Linux system via Bridge library | |||
// | |||
// SERIAL_PORT_HARDWARE Hardware serial port, physical RX & TX pins. | |||
// | |||
// SERIAL_PORT_HARDWARE_OPEN Hardware serial ports which are open for use. Their RX & TX | |||
// pins are NOT connected to anything by default. | |||
#define SERIAL_PORT_MONITOR Serial | |||
#define SERIAL_PORT_USBVIRTUAL Serial | |||
#define SERIAL_PORT_HARDWARE Serial1 | |||
#define SERIAL_PORT_HARDWARE_OPEN Serial1 | |||
#endif /* Pins_Arduino_h */ |
@ -0,0 +1,67 @@ | |||
#include <avr/io.h> | |||
#include <avr/wdt.h> | |||
#include <avr/power.h> | |||
#include <avr/interrupt.h> | |||
#include <util/delay.h> | |||
#include <avr/eeprom.h> | |||
#include "split_util.h" | |||
#include "matrix.h" | |||
#include "i2c.h" | |||
#include "keyboard.h" | |||
#include "config.h" | |||
volatile bool isLeftHand = true; | |||
static void setup_handedness(void) { | |||
isLeftHand = eeprom_read_byte(EECONFIG_HANDEDNESS); | |||
} | |||
static void keyboard_master_setup(void) { | |||
#ifdef USE_I2C | |||
i2c_master_init(); | |||
#else | |||
serial_master_init(); | |||
#endif | |||
} | |||
static void keyboard_slave_setup(void) { | |||
#ifdef USE_I2C | |||
i2c_slave_init(SLAVE_I2C_ADDRESS); | |||
#else | |||
serial_slave_init(); | |||
#endif | |||
} | |||
bool has_usb(void) { | |||
USBCON |= (1 << OTGPADE); //enables VBUS pad | |||
_delay_us(5); | |||
return (USBSTA & (1<<VBUS)); //checks state of VBUS | |||
} | |||
void split_keyboard_setup(void) { | |||
setup_handedness(); | |||
if (has_usb()) { | |||
keyboard_master_setup(); | |||
} else { | |||
keyboard_slave_setup(); | |||
} | |||
sei(); | |||
} | |||
void keyboard_slave_loop(void) { | |||
matrix_init(); | |||
while (1) { | |||
matrix_slave_scan(); | |||
} | |||
} | |||
// this code runs before the usb and keyboard is initialized | |||
void matrix_setup(void) { | |||
split_keyboard_setup(); | |||
if (!has_usb()) { | |||
keyboard_slave_loop(); | |||
} | |||
} |
@ -0,0 +1,20 @@ | |||
#ifndef SPLIT_KEYBOARD_UTIL_H | |||
#define SPLIT_KEYBOARD_UTIL_H | |||
#include <stdbool.h> | |||
#define EECONFIG_BOOTMAGIC_END (uint8_t *)10 | |||
#define EECONFIG_HANDEDNESS EECONFIG_BOOTMAGIC_END | |||
#define SLAVE_I2C_ADDRESS 0x32 | |||
extern volatile bool isLeftHand; | |||
// slave version of matix scan, defined in matrix.c | |||
void matrix_slave_scan(void); | |||
void split_keyboard_setup(void); | |||
bool has_usb(void); | |||
void keyboard_slave_loop(void); | |||
#endif |
@ -0,0 +1,226 @@ | |||
# Hey Emacs, this is a -*- makefile -*- | |||
# AVR-GCC Makefile template, derived from the WinAVR template (which | |||
# is public domain), believed to be neutral to any flavor of "make" | |||
# (GNU make, BSD make, SysV make) | |||
MCU = atmega328p | |||
FORMAT = ihex | |||
TARGET = keyboard-i2c-slave | |||
SRC = \ | |||
$(TARGET).c \ | |||
uno-matrix.c \ | |||
../serial.c \ | |||
../i2c-slave.c | |||
ASRC = | |||
OPT = s | |||
# Programming support using avrdude. Settings and variables. | |||
AVRDUDE_PROGRAMMER = arduino | |||
AVRDUDE_PORT = /dev/ttyACM0 | |||
# Name of this Makefile (used for "make depend"). | |||
MAKEFILE = Makefile | |||
# Debugging format. | |||
# Native formats for AVR-GCC's -g are stabs [default], or dwarf-2. | |||
# AVR (extended) COFF requires stabs, plus an avr-objcopy run. | |||
DEBUG = stabs | |||
# Compiler flag to set the C Standard level. | |||
# c89 - "ANSI" C | |||
# gnu89 - c89 plus GCC extensions | |||
# c99 - ISO C99 standard (not yet fully implemented) | |||
# gnu99 - c99 plus GCC extensions | |||
CSTANDARD = -std=gnu99 | |||
# Place -D or -U options here | |||
CDEFS = | |||
# Place -I options here | |||
CINCS = | |||
CDEBUG = -g$(DEBUG) | |||
CWARN = -Wall -Wstrict-prototypes | |||
CTUNING = -funsigned-char -funsigned-bitfields -fpack-struct -fshort-enums | |||
#CEXTRA = -Wa,-adhlns=$(<:.c=.lst) | |||
CFLAGS = $(CDEBUG) $(CDEFS) $(CINCS) -O$(OPT) $(CWARN) $(CSTANDARD) $(CEXTRA) \ | |||
-fno-aggressive-loop-optimizations | |||
#ASFLAGS = -Wa,-adhlns=$(<:.S=.lst),-gstabs | |||
#Additional libraries. | |||
# Minimalistic printf version | |||
PRINTF_LIB_MIN = -Wl,-u,vfprintf -lprintf_min | |||
# Floating point printf version (requires MATH_LIB = -lm below) | |||
PRINTF_LIB_FLOAT = -Wl,-u,vfprintf -lprintf_flt | |||
PRINTF_LIB = | |||
# Minimalistic scanf version | |||
SCANF_LIB_MIN = -Wl,-u,vfscanf -lscanf_min | |||
# Floating point + %[ scanf version (requires MATH_LIB = -lm below) | |||
SCANF_LIB_FLOAT = -Wl,-u,vfscanf -lscanf_flt | |||
SCANF_LIB = | |||
MATH_LIB = -lm | |||
# External memory options | |||
# 64 KB of external RAM, starting after internal RAM (ATmega128!), | |||
# used for variables (.data/.bss) and heap (malloc()). | |||
#EXTMEMOPTS = -Wl,--section-start,.data=0x801100,--defsym=__heap_end=0x80ffff | |||
# 64 KB of external RAM, starting after internal RAM (ATmega128!), | |||
# only used for heap (malloc()). | |||
#EXTMEMOPTS = -Wl,--defsym=__heap_start=0x801100,--defsym=__heap_end=0x80ffff | |||
EXTMEMOPTS = | |||
#LDMAP = $(LDFLAGS) -Wl,-Map=$(TARGET).map,--cref | |||
LDFLAGS = $(EXTMEMOPTS) $(LDMAP) $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB) | |||
AVRDUDE_WRITE_FLASH = -U flash:w:$(TARGET).hex | |||
#AVRDUDE_WRITE_EEPROM = -U eeprom:w:$(TARGET).eep | |||
# Uncomment the following if you want avrdude's erase cycle counter. | |||
# Note that this counter needs to be initialized first using -Yn, | |||
# see avrdude manual. | |||
#AVRDUDE_ERASE_COUNTER = -y | |||
# Uncomment the following if you do /not/ wish a verification to be | |||
# performed after programming the device. | |||
#AVRDUDE_NO_VERIFY = -V | |||
# Increase verbosity level. Please use this when submitting bug | |||
# reports about avrdude. See <http://savannah.nongnu.org/projects/avrdude> | |||
# to submit bug reports. | |||
#AVRDUDE_VERBOSE = -v -v | |||
AVRDUDE_BASIC = -p $(MCU) -P $(AVRDUDE_PORT) -c $(AVRDUDE_PROGRAMMER) | |||
AVRDUDE_FLAGS = $(AVRDUDE_BASIC) $(AVRDUDE_NO_VERIFY) $(AVRDUDE_VERBOSE) $(AVRDUDE_ERASE_COUNTER) | |||
CC = avr-gcc | |||
OBJCOPY = avr-objcopy | |||
OBJDUMP = avr-objdump | |||
SIZE = avr-size | |||
NM = avr-nm | |||
AVRDUDE = avrdude | |||
REMOVE = rm -f | |||
MV = mv -f | |||
# Define all object files. | |||
OBJ = $(SRC:.c=.o) $(ASRC:.S=.o) | |||
# Define all listing files. | |||
LST = $(ASRC:.S=.lst) $(SRC:.c=.lst) | |||
# Combine all necessary flags and optional flags. | |||
# Add target processor to flags. | |||
ALL_CFLAGS = -mmcu=$(MCU) -I. $(CFLAGS) | |||
ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS) | |||
# Default target. | |||
all: build | |||
build: elf hex eep | |||
elf: $(TARGET).elf | |||
hex: $(TARGET).hex | |||
eep: $(TARGET).eep | |||
lss: $(TARGET).lss | |||
sym: $(TARGET).sym | |||
# Program the device. | |||
program: $(TARGET).hex $(TARGET).eep | |||
$(AVRDUDE) $(AVRDUDE_FLAGS) $(AVRDUDE_WRITE_FLASH) $(AVRDUDE_WRITE_EEPROM) | |||
# Convert ELF to COFF for use in debugging / simulating in AVR Studio or VMLAB. | |||
COFFCONVERT=$(OBJCOPY) --debugging \ | |||
--change-section-address .data-0x800000 \ | |||
--change-section-address .bss-0x800000 \ | |||
--change-section-address .noinit-0x800000 \ | |||
--change-section-address .eeprom-0x810000 | |||
coff: $(TARGET).elf | |||
$(COFFCONVERT) -O coff-avr $(TARGET).elf $(TARGET).cof | |||
extcoff: $(TARGET).elf | |||
$(COFFCONVERT) -O coff-ext-avr $(TARGET).elf $(TARGET).cof | |||
.SUFFIXES: .elf .hex .eep .lss .sym | |||
.elf.hex: | |||
$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@ | |||
.elf.eep: | |||
-$(OBJCOPY) -j .eeprom --set-section-flags=.eeprom="alloc,load" \ | |||
--change-section-lma .eeprom=0 -O $(FORMAT) $< $@ | |||
# Create extended listing file from ELF output file. | |||
.elf.lss: | |||
$(OBJDUMP) -h -S $< > $@ | |||
# Create a symbol table from ELF output file. | |||
.elf.sym: | |||
$(NM) -n $< > $@ | |||
# Link: create ELF output file from object files. | |||
$(TARGET).elf: $(OBJ) | |||
$(CC) $(ALL_CFLAGS) $(OBJ) --output $@ $(LDFLAGS) | |||
# Compile: create object files from C source files. | |||
.c.o: | |||
$(CC) -c $(ALL_CFLAGS) $< -o $@ | |||
# Compile: create assembler files from C source files. | |||
.c.s: | |||
$(CC) -S $(ALL_CFLAGS) $< -o $@ | |||
# Assemble: create object files from assembler source files. | |||
.S.o: | |||
$(CC) -c $(ALL_ASFLAGS) $< -o $@ | |||
# Target: clean project. | |||
clean: | |||
$(REMOVE) $(TARGET).hex $(TARGET).eep $(TARGET).cof $(TARGET).elf \ | |||
$(TARGET).map $(TARGET).sym $(TARGET).lss \ | |||
$(OBJ) $(LST) $(SRC:.c=.s) $(SRC:.c=.d) | |||
depend: | |||
if grep '^# DO NOT DELETE' $(MAKEFILE) >/dev/null; \ | |||
then \ | |||
sed -e '/^# DO NOT DELETE/,$$d' $(MAKEFILE) > \ | |||
$(MAKEFILE).$$$$ && \ | |||
$(MV) $(MAKEFILE).$$$$ $(MAKEFILE); \ | |||
fi | |||
echo '# DO NOT DELETE THIS LINE -- make depend depends on it.' \ | |||
>> $(MAKEFILE); \ | |||
$(CC) -M -mmcu=$(MCU) $(CDEFS) $(CINCS) $(SRC) $(ASRC) >> $(MAKEFILE) | |||
.PHONY: all build elf hex eep lss sym program coff extcoff clean depend |
@ -0,0 +1,42 @@ | |||
#include "../i2c-slave.h" | |||
#include "../serial.h" | |||
#include "uno-matrix.h" | |||
#include <avr/io.h> | |||
#include <avr/interrupt.h> | |||
#include <util/delay.h> | |||
void setup(void) { | |||
// give some time for noise to clear | |||
_delay_us(1000); | |||
// turn off arduino uno's led on pin 13 | |||
DDRB |= (1 << 5); | |||
PORTB &= ~(1 << 5); | |||
matrix_init(); | |||
/* i2c_slave_init(0x32); */ | |||
serial_slave_init(); | |||
/* serial_slave_buffer[0] = 0xa1; */ | |||
/* serial_slave_buffer[1] = 0x52; */ | |||
/* serial_slave_buffer[2] = 0xa2; */ | |||
/* serial_slave_buffer[3] = 0x67; */ | |||
// need interrupts for i2c slave code to work | |||
sei(); | |||
} | |||
void loop(void) { | |||
matrix_scan(); | |||
for(int i=0; i<MATRIX_ROWS; ++i) { | |||
slaveBuffer[i] = matrix_get_row(i); | |||
serial_slave_buffer[i] = slaveBuffer[i]; | |||
} | |||
} | |||
int main(int argc, char *argv[]) { | |||
setup(); | |||
while (1) | |||
loop(); | |||
} |
@ -0,0 +1 @@ | |||
Code for Arduino uno (atmega328p) slave used for testing. |
@ -0,0 +1,160 @@ | |||
#define F_CPU 16000000UL | |||
#include <util/delay.h> | |||
#include <avr/io.h> | |||
#include <stdlib.h> | |||
#include "uno-matrix.h" | |||
#define debug(X) NULL | |||
#define debug_hex(X) NULL | |||
#ifndef DEBOUNCE | |||
# define DEBOUNCE 5 | |||
#endif | |||
static uint8_t debouncing = DEBOUNCE; | |||
/* matrix state(1:on, 0:off) */ | |||
static matrix_row_t matrix[MATRIX_ROWS]; | |||
static matrix_row_t matrix_debouncing[MATRIX_ROWS]; | |||
static matrix_row_t read_cols(void); | |||
static void init_cols(void); | |||
static void unselect_rows(void); | |||
static void select_row(uint8_t row); | |||
inline | |||
uint8_t matrix_rows(void) | |||
{ | |||
return MATRIX_ROWS; | |||
} | |||
inline | |||
uint8_t matrix_cols(void) | |||
{ | |||
return MATRIX_COLS; | |||
} | |||
void matrix_init(void) | |||
{ | |||
//debug_enable = true; | |||
//debug_matrix = true; | |||
//debug_mouse = true; | |||
// initialize row and col | |||
unselect_rows(); | |||
init_cols(); | |||
// initialize matrix state: all keys off | |||
for (uint8_t i=0; i < MATRIX_ROWS; i++) { | |||
matrix[i] = 0; | |||
matrix_debouncing[i] = 0; | |||
} | |||
} | |||
uint8_t matrix_scan(void) | |||
{ | |||
for (uint8_t i = 0; i < MATRIX_ROWS; i++) { | |||
select_row(i); | |||
_delay_us(30); // without this wait read unstable value. | |||
matrix_row_t cols = read_cols(); | |||
//Serial.println(cols, BIN); | |||
if (matrix_debouncing[i] != cols) { | |||
matrix_debouncing[i] = cols; | |||
if (debouncing) { | |||
debug("bounce!: "); debug_hex(debouncing); debug("\n"); | |||
} | |||
debouncing = DEBOUNCE; | |||
} | |||
unselect_rows(); | |||
} | |||
if (debouncing) { | |||
if (--debouncing) { | |||
_delay_ms(1); | |||
} else { | |||
for (uint8_t i = 0; i < MATRIX_ROWS; i++) { | |||
matrix[i] = matrix_debouncing[i]; | |||
} | |||
} | |||
} | |||
return 1; | |||
} | |||
bool matrix_is_modified(void) | |||
{ | |||
if (debouncing) return false; | |||
return true; | |||
} | |||
inline | |||
bool matrix_is_on(uint8_t row, uint8_t col) | |||
{ | |||
return (matrix[row] & ((matrix_row_t)1<<col)); | |||
} | |||
inline | |||
matrix_row_t matrix_get_row(uint8_t row) | |||
{ | |||
return matrix[row]; | |||
} | |||
// TODO update this comment | |||
/* Column pin configuration | |||
* col: 0 1 2 3 4 5 | |||
* pin: D3 D4 D5 D6 D7 B0 | |||
*/ | |||
static void init_cols(void) | |||
{ | |||
// Input with pull-up(DDR:0, PORT:1) | |||
DDRD &= ~(1<<3 | 1<<4 | 1<<5 | 1<<6 | 1<<7); | |||
PORTD |= (1<<3 | 1<<4 | 1<<5 | 1<<6 | 1<<7); | |||
DDRB &= ~(1<<0); | |||
PORTB |= (1<<0); | |||
} | |||
static matrix_row_t read_cols(void) | |||
{ | |||
return (PIND&(1<<3) ? 0 : (1<<0)) | | |||
(PIND&(1<<4) ? 0 : (1<<1)) | | |||
(PIND&(1<<5) ? 0 : (1<<2)) | | |||
(PIND&(1<<6) ? 0 : (1<<3)) | | |||
(PIND&(1<<7) ? 0 : (1<<4)) | | |||
(PINB&(1<<0) ? 0 : (1<<5)); | |||
} | |||
/* Row pin configuration | |||
* row: 0 1 2 3 | |||
* pin: C0 C1 C2 C3 | |||
*/ | |||
static void unselect_rows(void) | |||
{ | |||
// Hi-Z(DDR:0, PORT:0) to unselect | |||
DDRC &= ~0xF; | |||
PORTC &= ~0xF; | |||
} | |||
static void select_row(uint8_t row) | |||
{ | |||
// Output low(DDR:1, PORT:0) to select | |||
switch (row) { | |||
case 0: | |||
DDRC |= (1<<0); | |||
PORTC &= ~(1<<0); | |||
break; | |||
case 1: | |||
DDRC |= (1<<1); | |||
PORTC &= ~(1<<1); | |||
break; | |||
case 2: | |||
DDRC |= (1<<2); | |||
PORTC &= ~(1<<2); | |||
break; | |||
case 3: | |||
DDRC |= (1<<3); | |||
PORTC &= ~(1<<3); | |||
break; | |||
} | |||
} |
@ -0,0 +1,19 @@ | |||
#ifndef UNO_MATRIX | |||
#define UNO_MATRIX | |||
#define MATRIX_ROWS 4 | |||
#define MATRIX_COLS 6 | |||
#include <stdbool.h> | |||
typedef uint8_t matrix_row_t; | |||
uint8_t matrix_rows(void); | |||
uint8_t matrix_cols(void); | |||
void matrix_init(void); | |||
uint8_t matrix_scan(void); | |||
bool matrix_is_modified(void); | |||
bool matrix_is_on(uint8_t row, uint8_t col); | |||
matrix_row_t matrix_get_row(uint8_t row); | |||
#endif |
@ -0,0 +1,377 @@ | |||
/* Name: usbconfig.h | |||
* Project: V-USB, virtual USB port for Atmel's(r) AVR(r) microcontrollers | |||
* Author: Christian Starkjohann | |||
* Creation Date: 2005-04-01 | |||
* Tabsize: 4 | |||
* Copyright: (c) 2005 by OBJECTIVE DEVELOPMENT Software GmbH | |||
* License: GNU GPL v2 (see License.txt), GNU GPL v3 or proprietary (CommercialLicense.txt) | |||
* This Revision: $Id: usbconfig-prototype.h 785 2010-05-30 17:57:07Z cs $ | |||
*/ | |||
#ifndef __usbconfig_h_included__ | |||
#define __usbconfig_h_included__ | |||
/* | |||
General Description: | |||
This file is an example configuration (with inline documentation) for the USB | |||
driver. It configures V-USB for USB D+ connected to Port D bit 2 (which is | |||
also hardware interrupt 0 on many devices) and USB D- to Port D bit 4. You may | |||
wire the lines to any other port, as long as D+ is also wired to INT0 (or any | |||
other hardware interrupt, as long as it is the highest level interrupt, see | |||
section at the end of this file). | |||
*/ | |||
/* ---------------------------- Hardware Config ---------------------------- */ | |||
#define USB_CFG_IOPORTNAME D | |||
/* This is the port where the USB bus is connected. When you configure it to | |||
* "B", the registers PORTB, PINB and DDRB will be used. | |||
*/ | |||
#define USB_CFG_DMINUS_BIT 3 | |||
/* This is the bit number in USB_CFG_IOPORT where the USB D- line is connected. | |||
* This may be any bit in the port. | |||
*/ | |||
#define USB_CFG_DPLUS_BIT 2 | |||
/* This is the bit number in USB_CFG_IOPORT where the USB D+ line is connected. | |||
* This may be any bit in the port. Please note that D+ must also be connected | |||
* to interrupt pin INT0! [You can also use other interrupts, see section | |||
* "Optional MCU Description" below, or you can connect D- to the interrupt, as | |||
* it is required if you use the USB_COUNT_SOF feature. If you use D- for the | |||
* interrupt, the USB interrupt will also be triggered at Start-Of-Frame | |||
* markers every millisecond.] | |||
*/ | |||
#define USB_CFG_CLOCK_KHZ (F_CPU/1000) | |||
/* Clock rate of the AVR in kHz. Legal values are 12000, 12800, 15000, 16000, | |||
* 16500, 18000 and 20000. The 12.8 MHz and 16.5 MHz versions of the code | |||
* require no crystal, they tolerate +/- 1% deviation from the nominal | |||
* frequency. All other rates require a precision of 2000 ppm and thus a | |||
* crystal! | |||
* Since F_CPU should be defined to your actual clock rate anyway, you should | |||
* not need to modify this setting. | |||
*/ | |||
#define USB_CFG_CHECK_CRC 0 | |||
/* Define this to 1 if you want that the driver checks integrity of incoming | |||
* data packets (CRC checks). CRC checks cost quite a bit of code size and are | |||
* currently only available for 18 MHz crystal clock. You must choose | |||
* USB_CFG_CLOCK_KHZ = 18000 if you enable this option. | |||
*/ | |||
/* ----------------------- Optional Hardware Config ------------------------ */ | |||
/* #define USB_CFG_PULLUP_IOPORTNAME D */ | |||
/* If you connect the 1.5k pullup resistor from D- to a port pin instead of | |||
* V+, you can connect and disconnect the device from firmware by calling | |||
* the macros usbDeviceConnect() and usbDeviceDisconnect() (see usbdrv.h). | |||
* This constant defines the port on which the pullup resistor is connected. | |||
*/ | |||
/* #define USB_CFG_PULLUP_BIT 4 */ | |||
/* This constant defines the bit number in USB_CFG_PULLUP_IOPORT (defined | |||
* above) where the 1.5k pullup resistor is connected. See description | |||
* above for details. | |||
*/ | |||
/* --------------------------- Functional Range ---------------------------- */ | |||
#define USB_CFG_HAVE_INTRIN_ENDPOINT 1 | |||
/* Define this to 1 if you want to compile a version with two endpoints: The | |||
* default control endpoint 0 and an interrupt-in endpoint (any other endpoint | |||
* number). | |||
*/ | |||
#define USB_CFG_HAVE_INTRIN_ENDPOINT3 1 | |||
/* Define this to 1 if you want to compile a version with three endpoints: The | |||
* default control endpoint 0, an interrupt-in endpoint 3 (or the number | |||
* configured below) and a catch-all default interrupt-in endpoint as above. | |||
* You must also define USB_CFG_HAVE_INTRIN_ENDPOINT to 1 for this feature. | |||
*/ | |||
#define USB_CFG_EP3_NUMBER 3 | |||
/* If the so-called endpoint 3 is used, it can now be configured to any other | |||
* endpoint number (except 0) with this macro. Default if undefined is 3. | |||
*/ | |||
/* #define USB_INITIAL_DATATOKEN USBPID_DATA1 */ | |||
/* The above macro defines the startup condition for data toggling on the | |||
* interrupt/bulk endpoints 1 and 3. Defaults to USBPID_DATA1. | |||
* Since the token is toggled BEFORE sending any data, the first packet is | |||
* sent with the oposite value of this configuration! | |||
*/ | |||
#define USB_CFG_IMPLEMENT_HALT 0 | |||
/* Define this to 1 if you also want to implement the ENDPOINT_HALT feature | |||
* for endpoint 1 (interrupt endpoint). Although you may not need this feature, | |||
* it is required by the standard. We have made it a config option because it | |||
* bloats the code considerably. | |||
*/ | |||
#define USB_CFG_SUPPRESS_INTR_CODE 0 | |||
/* Define this to 1 if you want to declare interrupt-in endpoints, but don't | |||
* want to send any data over them. If this macro is defined to 1, functions | |||
* usbSetInterrupt() and usbSetInterrupt3() are omitted. This is useful if | |||
* you need the interrupt-in endpoints in order to comply to an interface | |||
* (e.g. HID), but never want to send any data. This option saves a couple | |||
* of bytes in flash memory and the transmit buffers in RAM. | |||
*/ | |||
#define USB_CFG_INTR_POLL_INTERVAL 10 | |||
/* If you compile a version with endpoint 1 (interrupt-in), this is the poll | |||
* interval. The value is in milliseconds and must not be less than 10 ms for | |||
* low speed devices. | |||
*/ | |||
#define USB_CFG_IS_SELF_POWERED 0 | |||
/* Define this to 1 if the device has its own power supply. Set it to 0 if the | |||
* device is powered from the USB bus. | |||
*/ | |||
#define USB_CFG_MAX_BUS_POWER 100 | |||
/* Set this variable to the maximum USB bus power consumption of your device. | |||
* The value is in milliamperes. [It will be divided by two since USB | |||
* communicates power requirements in units of 2 mA.] | |||
*/ | |||
#define USB_CFG_IMPLEMENT_FN_WRITE 1 | |||
/* Set this to 1 if you want usbFunctionWrite() to be called for control-out | |||
* transfers. Set it to 0 if you don't need it and want to save a couple of | |||
* bytes. | |||
*/ | |||
#define USB_CFG_IMPLEMENT_FN_READ 0 | |||
/* Set this to 1 if you need to send control replies which are generated | |||
* "on the fly" when usbFunctionRead() is called. If you only want to send | |||
* data from a static buffer, set it to 0 and return the data from | |||
* usbFunctionSetup(). This saves a couple of bytes. | |||
*/ | |||
#define USB_CFG_IMPLEMENT_FN_WRITEOUT 0 | |||
/* Define this to 1 if you want to use interrupt-out (or bulk out) endpoints. | |||
* You must implement the function usbFunctionWriteOut() which receives all | |||
* interrupt/bulk data sent to any endpoint other than 0. The endpoint number | |||
* can be found in 'usbRxToken'. | |||
*/ | |||
#define USB_CFG_HAVE_FLOWCONTROL 0 | |||
/* Define this to 1 if you want flowcontrol over USB data. See the definition | |||
* of the macros usbDisableAllRequests() and usbEnableAllRequests() in | |||
* usbdrv.h. | |||
*/ | |||
#define USB_CFG_DRIVER_FLASH_PAGE 0 | |||
/* If the device has more than 64 kBytes of flash, define this to the 64 k page | |||
* where the driver's constants (descriptors) are located. Or in other words: | |||
* Define this to 1 for boot loaders on the ATMega128. | |||
*/ | |||
#define USB_CFG_LONG_TRANSFERS 0 | |||
/* Define this to 1 if you want to send/receive blocks of more than 254 bytes | |||
* in a single control-in or control-out transfer. Note that the capability | |||
* for long transfers increases the driver size. | |||
*/ | |||
/* #define USB_RX_USER_HOOK(data, len) if(usbRxToken == (uchar)USBPID_SETUP) blinkLED(); */ | |||
/* This macro is a hook if you want to do unconventional things. If it is | |||
* defined, it's inserted at the beginning of received message processing. | |||
* If you eat the received message and don't want default processing to | |||
* proceed, do a return after doing your things. One possible application | |||
* (besides debugging) is to flash a status LED on each packet. | |||
*/ | |||
/* #define USB_RESET_HOOK(resetStarts) if(!resetStarts){hadUsbReset();} */ | |||
/* This macro is a hook if you need to know when an USB RESET occurs. It has | |||
* one parameter which distinguishes between the start of RESET state and its | |||
* end. | |||
*/ | |||
/* #define USB_SET_ADDRESS_HOOK() hadAddressAssigned(); */ | |||
/* This macro (if defined) is executed when a USB SET_ADDRESS request was | |||
* received. | |||
*/ | |||
#define USB_COUNT_SOF 0 | |||
/* define this macro to 1 if you need the global variable "usbSofCount" which | |||
* counts SOF packets. This feature requires that the hardware interrupt is | |||
* connected to D- instead of D+. | |||
*/ | |||
/* #ifdef __ASSEMBLER__ | |||
* macro myAssemblerMacro | |||
* in YL, TCNT0 | |||
* sts timer0Snapshot, YL | |||
* endm | |||
* #endif | |||
* #define USB_SOF_HOOK myAssemblerMacro | |||
* This macro (if defined) is executed in the assembler module when a | |||
* Start Of Frame condition is detected. It is recommended to define it to | |||
* the name of an assembler macro which is defined here as well so that more | |||
* than one assembler instruction can be used. The macro may use the register | |||
* YL and modify SREG. If it lasts longer than a couple of cycles, USB messages | |||
* immediately after an SOF pulse may be lost and must be retried by the host. | |||
* What can you do with this hook? Since the SOF signal occurs exactly every | |||
* 1 ms (unless the host is in sleep mode), you can use it to tune OSCCAL in | |||
* designs running on the internal RC oscillator. | |||
* Please note that Start Of Frame detection works only if D- is wired to the | |||
* interrupt, not D+. THIS IS DIFFERENT THAN MOST EXAMPLES! | |||
*/ | |||
#define USB_CFG_CHECK_DATA_TOGGLING 0 | |||
/* define this macro to 1 if you want to filter out duplicate data packets | |||
* sent by the host. Duplicates occur only as a consequence of communication | |||
* errors, when the host does not receive an ACK. Please note that you need to | |||
* implement the filtering yourself in usbFunctionWriteOut() and | |||
* usbFunctionWrite(). Use the global usbCurrentDataToken and a static variable | |||
* for each control- and out-endpoint to check for duplicate packets. | |||
*/ | |||
#define USB_CFG_HAVE_MEASURE_FRAME_LENGTH 0 | |||
/* define this macro to 1 if you want the function usbMeasureFrameLength() | |||
* compiled in. This function can be used to calibrate the AVR's RC oscillator. | |||
*/ | |||
#define USB_USE_FAST_CRC 0 | |||
/* The assembler module has two implementations for the CRC algorithm. One is | |||
* faster, the other is smaller. This CRC routine is only used for transmitted | |||
* messages where timing is not critical. The faster routine needs 31 cycles | |||
* per byte while the smaller one needs 61 to 69 cycles. The faster routine | |||
* may be worth the 32 bytes bigger code size if you transmit lots of data and | |||
* run the AVR close to its limit. | |||
*/ | |||
/* -------------------------- Device Description --------------------------- */ | |||
#define USB_CFG_VENDOR_ID (VENDOR_ID & 0xFF), ((VENDOR_ID >> 8) & 0xFF) | |||
/* USB vendor ID for the device, low byte first. If you have registered your | |||
* own Vendor ID, define it here. Otherwise you may use one of obdev's free | |||
* shared VID/PID pairs. Be sure to read USB-IDs-for-free.txt for rules! | |||
* *** IMPORTANT NOTE *** | |||
* This template uses obdev's shared VID/PID pair for Vendor Class devices | |||
* with libusb: 0x16c0/0x5dc. Use this VID/PID pair ONLY if you understand | |||
* the implications! | |||
*/ | |||
#define USB_CFG_DEVICE_ID (PRODUCT_ID & 0xFF), ((PRODUCT_ID >> 8) & 0xFF) | |||
/* This is the ID of the product, low byte first. It is interpreted in the | |||
* scope of the vendor ID. If you have registered your own VID with usb.org | |||
* or if you have licensed a PID from somebody else, define it here. Otherwise | |||
* you may use one of obdev's free shared VID/PID pairs. See the file | |||
* USB-IDs-for-free.txt for details! | |||
* *** IMPORTANT NOTE *** | |||
* This template uses obdev's shared VID/PID pair for Vendor Class devices | |||
* with libusb: 0x16c0/0x5dc. Use this VID/PID pair ONLY if you understand | |||
* the implications! | |||
*/ | |||
#define USB_CFG_DEVICE_VERSION 0x00, 0x01 | |||
/* Version number of the device: Minor number first, then major number. | |||
*/ | |||
#define USB_CFG_VENDOR_NAME 't', '.', 'm', '.', 'k', '.' | |||
#define USB_CFG_VENDOR_NAME_LEN 6 | |||
/* These two values define the vendor name returned by the USB device. The name | |||
* must be given as a list of characters under single quotes. The characters | |||
* are interpreted as Unicode (UTF-16) entities. | |||
* If you don't want a vendor name string, undefine these macros. | |||
* ALWAYS define a vendor name containing your Internet domain name if you use | |||
* obdev's free shared VID/PID pair. See the file USB-IDs-for-free.txt for | |||
* details. | |||
*/ | |||
#define USB_CFG_DEVICE_NAME 'P', 'S', '/', '2', ' ', 'k', 'e', 'y', 'b', 'o', 'a', 'r', 'd', ' ', 'c', 'o', 'n', 'v', 'e', 'r', 't', 'e', 'r' | |||
#define USB_CFG_DEVICE_NAME_LEN 23 | |||
/* Same as above for the device name. If you don't want a device name, undefine | |||
* the macros. See the file USB-IDs-for-free.txt before you assign a name if | |||
* you use a shared VID/PID. | |||
*/ | |||
/*#define USB_CFG_SERIAL_NUMBER 'N', 'o', 'n', 'e' */ | |||
/*#define USB_CFG_SERIAL_NUMBER_LEN 0 */ | |||
/* Same as above for the serial number. If you don't want a serial number, | |||
* undefine the macros. | |||
* It may be useful to provide the serial number through other means than at | |||
* compile time. See the section about descriptor properties below for how | |||
* to fine tune control over USB descriptors such as the string descriptor | |||
* for the serial number. | |||
*/ | |||
#define USB_CFG_DEVICE_CLASS 0 | |||
#define USB_CFG_DEVICE_SUBCLASS 0 | |||
/* See USB specification if you want to conform to an existing device class. | |||
* Class 0xff is "vendor specific". | |||
*/ | |||
#define USB_CFG_INTERFACE_CLASS 3 /* HID */ | |||
#define USB_CFG_INTERFACE_SUBCLASS 1 /* Boot */ | |||
#define USB_CFG_INTERFACE_PROTOCOL 1 /* Keyboard */ | |||
/* See USB specification if you want to conform to an existing device class or | |||
* protocol. The following classes must be set at interface level: | |||
* HID class is 3, no subclass and protocol required (but may be useful!) | |||
* CDC class is 2, use subclass 2 and protocol 1 for ACM | |||
*/ | |||
#define USB_CFG_HID_REPORT_DESCRIPTOR_LENGTH 0 | |||
/* Define this to the length of the HID report descriptor, if you implement | |||
* an HID device. Otherwise don't define it or define it to 0. | |||
* If you use this define, you must add a PROGMEM character array named | |||
* "usbHidReportDescriptor" to your code which contains the report descriptor. | |||
* Don't forget to keep the array and this define in sync! | |||
*/ | |||
/* #define USB_PUBLIC static */ | |||
/* Use the define above if you #include usbdrv.c instead of linking against it. | |||
* This technique saves a couple of bytes in flash memory. | |||
*/ | |||
/* ------------------- Fine Control over USB Descriptors ------------------- */ | |||
/* If you don't want to use the driver's default USB descriptors, you can | |||
* provide our own. These can be provided as (1) fixed length static data in | |||
* flash memory, (2) fixed length static data in RAM or (3) dynamically at | |||
* runtime in the function usbFunctionDescriptor(). See usbdrv.h for more | |||
* information about this function. | |||
* Descriptor handling is configured through the descriptor's properties. If | |||
* no properties are defined or if they are 0, the default descriptor is used. | |||
* Possible properties are: | |||
* + USB_PROP_IS_DYNAMIC: The data for the descriptor should be fetched | |||
* at runtime via usbFunctionDescriptor(). If the usbMsgPtr mechanism is | |||
* used, the data is in FLASH by default. Add property USB_PROP_IS_RAM if | |||
* you want RAM pointers. | |||
* + USB_PROP_IS_RAM: The data returned by usbFunctionDescriptor() or found | |||
* in static memory is in RAM, not in flash memory. | |||
* + USB_PROP_LENGTH(len): If the data is in static memory (RAM or flash), | |||
* the driver must know the descriptor's length. The descriptor itself is | |||
* found at the address of a well known identifier (see below). | |||
* List of static descriptor names (must be declared PROGMEM if in flash): | |||
* char usbDescriptorDevice[]; | |||
* char usbDescriptorConfiguration[]; | |||
* char usbDescriptorHidReport[]; | |||
* char usbDescriptorString0[]; | |||
* int usbDescriptorStringVendor[]; | |||
* int usbDescriptorStringDevice[]; | |||
* int usbDescriptorStringSerialNumber[]; | |||
* Other descriptors can't be provided statically, they must be provided | |||
* dynamically at runtime. | |||
* | |||
* Descriptor properties are or-ed or added together, e.g.: | |||
* #define USB_CFG_DESCR_PROPS_DEVICE (USB_PROP_IS_RAM | USB_PROP_LENGTH(18)) | |||
* | |||
* The following descriptors are defined: | |||
* USB_CFG_DESCR_PROPS_DEVICE | |||
* USB_CFG_DESCR_PROPS_CONFIGURATION | |||
* USB_CFG_DESCR_PROPS_STRINGS | |||
* USB_CFG_DESCR_PROPS_STRING_0 | |||
* USB_CFG_DESCR_PROPS_STRING_VENDOR | |||
* USB_CFG_DESCR_PROPS_STRING_PRODUCT | |||
* USB_CFG_DESCR_PROPS_STRING_SERIAL_NUMBER | |||
* USB_CFG_DESCR_PROPS_HID | |||
* USB_CFG_DESCR_PROPS_HID_REPORT | |||
* USB_CFG_DESCR_PROPS_UNKNOWN (for all descriptors not handled by the driver) | |||
* | |||
* Note about string descriptors: String descriptors are not just strings, they | |||
* are Unicode strings prefixed with a 2 byte header. Example: | |||
* int serialNumberDescriptor[] = { | |||
* USB_STRING_DESCRIPTOR_HEADER(6), | |||
* 'S', 'e', 'r', 'i', 'a', 'l' | |||
* }; | |||
*/ | |||
#define USB_CFG_DESCR_PROPS_DEVICE 0 | |||
#define USB_CFG_DESCR_PROPS_CONFIGURATION USB_PROP_IS_DYNAMIC | |||
//#define USB_CFG_DESCR_PROPS_CONFIGURATION 0 | |||
#define USB_CFG_DESCR_PROPS_STRINGS 0 | |||
#define USB_CFG_DESCR_PROPS_STRING_0 0 | |||
#define USB_CFG_DESCR_PROPS_STRING_VENDOR 0 | |||
#define USB_CFG_DESCR_PROPS_STRING_PRODUCT 0 | |||
#define USB_CFG_DESCR_PROPS_STRING_SERIAL_NUMBER 0 | |||
//#define USB_CFG_DESCR_PROPS_HID USB_PROP_IS_DYNAMIC | |||
#define USB_CFG_DESCR_PROPS_HID 0 | |||
#define USB_CFG_DESCR_PROPS_HID_REPORT USB_PROP_IS_DYNAMIC | |||
//#define USB_CFG_DESCR_PROPS_HID_REPORT 0 | |||
#define USB_CFG_DESCR_PROPS_UNKNOWN 0 | |||
/* ----------------------- Optional MCU Description ------------------------ */ | |||
/* The following configurations have working defaults in usbdrv.h. You | |||
* usually don't need to set them explicitly. Only if you want to run | |||
* the driver on a device which is not yet supported or with a compiler | |||
* which is not fully supported (such as IAR C) or if you use a differnt | |||
* interrupt than INT0, you may have to define some of these. | |||
*/ | |||
/* #define USB_INTR_CFG MCUCR */ | |||
/* #define USB_INTR_CFG_SET ((1 << ISC00) | (1 << ISC01)) */ | |||
/* #define USB_INTR_CFG_CLR 0 */ | |||
/* #define USB_INTR_ENABLE GIMSK */ | |||
/* #define USB_INTR_ENABLE_BIT INT0 */ | |||
/* #define USB_INTR_PENDING GIFR */ | |||
/* #define USB_INTR_PENDING_BIT INTF0 */ | |||
/* #define USB_INTR_VECTOR INT0_vect */ | |||
#endif /* __usbconfig_h_included__ */ |