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42 lines
1.3 KiB
42 lines
1.3 KiB
/*
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I2C MODULE
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Copyright (C) 2017-2019 by Xose Pérez <xose dot perez at gmail dot com>
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*/
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#pragma once
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#if I2C_SUPPORT
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#if I2C_USE_BRZO
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#include <brzo_i2c.h>
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#else
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#include <Wire.h>
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#endif
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void i2c_wakeup(uint8_t address);
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uint8_t i2c_write_buffer(uint8_t address, uint8_t * buffer, size_t len);
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uint8_t i2c_write_uint8(uint8_t address, uint8_t value);
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uint8_t i2c_write_uint8(uint8_t address, uint8_t reg, uint8_t value);
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uint8_t i2c_write_uint8(uint8_t address, uint8_t reg, uint8_t value1, uint8_t value2);
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uint8_t i2c_write_uint16(uint8_t address, uint16_t value);
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uint8_t i2c_write_uint16(uint8_t address, uint8_t reg, uint16_t value);
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uint8_t i2c_read_uint8(uint8_t address);
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uint8_t i2c_read_uint8(uint8_t address, uint8_t reg);
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uint16_t i2c_read_uint16(uint8_t address);
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uint16_t i2c_read_uint16(uint8_t address, uint8_t reg);
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uint16_t i2c_read_uint16_le(uint8_t address, uint8_t reg);
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int16_t i2c_read_int16(uint8_t address, uint8_t reg);
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int16_t i2c_read_int16_le(uint8_t address, uint8_t reg);
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void i2c_read_buffer(uint8_t address, uint8_t * buffer, size_t len);
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void i2cScan();
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void i2cClearBus();
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bool i2cGetLock(unsigned char address);
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bool i2cReleaseLock(unsigned char address);
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unsigned char i2cFindAndLock(size_t size, unsigned char * addresses);
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#endif // I2C_SUPPORT == 1
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