54 lines
2.0 KiB
C
54 lines
2.0 KiB
C
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/*
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* This file is taken from the KeyboardioScanner module:
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* https://github.com/keyboardio/KeyboardioScanner/blob/master/wire-protocol-constants.h
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*
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* Copyright (C) 2015-2018 Keyboard.io, Inc
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#pragma once
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#define TWI_CMD_NONE 0x00
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#define TWI_CMD_VERSION 0x01
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#define TWI_CMD_KEYSCAN_INTERVAL 0x02
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#define TWI_CMD_LED_SET_ALL_TO 0x03
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#define TWI_CMD_LED_SET_ONE_TO 0x04
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#define TWI_CMD_COLS_USE_PULLUPS 0x05
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#define TWI_CMD_LED_SPI_FREQUENCY 0x06
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#define LED_SPI_FREQUENCY_4MHZ 0x07
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#define LED_SPI_FREQUENCY_2MHZ 0x06
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#define LED_SPI_FREQUENCY_1MHZ 0x05
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#define LED_SPI_FREQUENCY_512KHZ 0x04
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#define LED_SPI_FREQUENCY_256KHZ 0x03
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#define LED_SPI_FREQUENCY_128KHZ 0x02
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#define LED_SPI_FREQUENCY_64KHZ 0x01
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#define LED_SPI_OFF 0x00
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// 512KHZ seems to be the sweet spot in early testing
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// so make it the default
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#define LED_SPI_FREQUENCY_DEFAULT LED_SPI_FREQUENCY_512KHZ
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#define TWI_CMD_LED_BASE 0x80
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#define TWI_REPLY_NONE 0x00
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#define TWI_REPLY_KEYDATA 0x01
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