- /*
- Copyright 2018 Jun WAKO <wakojun@gmail.com>
- Copyright 2016 Ethan Apodaca <papodaca@gmail.com>
-
- This software is licensed with a Modified BSD License.
- All of this is supposed to be Free Software, Open Source, DFSG-free,
- GPL-compatible, and OK to use in both free and proprietary applications.
- Additions and corrections to this file are welcome.
-
-
- Redistribution and use in source and binary forms, with or without
- modification, are permitted provided that the following conditions are met:
-
- * Redistributions of source code must retain the above copyright
- notice, this list of conditions and the following disclaimer.
-
- * Redistributions in binary form must reproduce the above copyright
- notice, this list of conditions and the following disclaimer in
- the documentation and/or other materials provided with the
- distribution.
-
- * Neither the name of the copyright holders nor the names of
- contributors may be used to endorse or promote products derived
- from this software without specific prior written permission.
-
- THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
- AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
- LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
- CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
- SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
- INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
- CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
- POSSIBILITY OF SUCH DAMAGE.
- */
-
- #pragma once
-
- #include "quantum.h"
-
- #define XT_DATA_IN() \
- do { \
- setPinInput(XT_DATA_PIN); \
- gpio_write_pin_high(XT_DATA_PIN); \
- } while (0)
-
- #define XT_DATA_READ() gpio_read_pin(XT_DATA_PIN)
-
- #define XT_DATA_LO() \
- do { \
- writePinLow(XT_DATA_PIN); \
- setPinOutput(XT_DATA_PIN); \
- } while (0)
-
- #define XT_CLOCK_IN() \
- do { \
- setPinInput(XT_CLOCK_PIN); \
- gpio_write_pin_high(XT_CLOCK_PIN); \
- } while (0)
-
- #define XT_CLOCK_READ() gpio_read_pin(XT_CLOCK_PIN)
-
- #define XT_CLOCK_LO() \
- do { \
- writePinLow(XT_CLOCK_PIN); \
- setPinOutput(XT_CLOCK_PIN); \
- } while (0)
-
- void xt_host_init(void);
-
- uint8_t xt_host_recv(void);
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