forked from forks/qmk_firmware
82 lines
2.9 KiB
C
82 lines
2.9 KiB
C
/*
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Copyright 2011,2012 Jun WAKO <wakojun@gmail.com>
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This software is licensed with a Modified BSD License.
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All of this is supposed to be Free Software, Open Source, DFSG-free,
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GPL-compatible, and OK to use in both free and proprietary applications.
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Additions and corrections to this file are welcome.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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* Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in
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the documentation and/or other materials provided with the
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distribution.
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* Neither the name of the copyright holders nor the names of
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contributors may be used to endorse or promote products derived
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from this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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POSSIBILITY OF SUCH DAMAGE.
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*/
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#pragma once
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/* port settings for clock and data line */
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#if !(defined(M0110_CLOCK_PORT) && defined(M0110_CLOCK_PIN) && defined(M0110_CLOCK_DDR) && defined(M0110_CLOCK_BIT))
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# error "M0110 clock port setting is required in config.h"
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#endif
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#if !(defined(M0110_DATA_PORT) && defined(M0110_DATA_PIN) && defined(M0110_DATA_DDR) && defined(M0110_DATA_BIT))
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# error "M0110 data port setting is required in config.h"
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#endif
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/* Commands */
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#define M0110_INQUIRY 0x10
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#define M0110_INSTANT 0x14
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#define M0110_MODEL 0x16
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#define M0110_TEST 0x36
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/* Response(raw byte from M0110) */
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#define M0110_NULL 0x7B
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#define M0110_KEYPAD 0x79
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#define M0110_TEST_ACK 0x7D
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#define M0110_TEST_NAK 0x77
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#define M0110_SHIFT 0x71
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#define M0110_ARROW_UP 0x1B
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#define M0110_ARROW_DOWN 0x11
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#define M0110_ARROW_LEFT 0x0D
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#define M0110_ARROW_RIGHT 0x05
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/* This inidcates no response. */
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#define M0110_ERROR 0xFF
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/* scan code offset for keypad and arrow keys */
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#define M0110_KEYPAD_OFFSET 0x40
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#define M0110_CALC_OFFSET 0x60
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extern uint8_t m0110_error;
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/* host role */
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void m0110_init(void);
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uint8_t m0110_send(uint8_t data);
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uint8_t m0110_recv(void);
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uint8_t m0110_recv_key(void);
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uint8_t m0110_inquiry(void);
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uint8_t m0110_instant(void);
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