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/* KeyboardioScanner
 * Copyright (C) 2015-2018  Keyboard.io, Inc
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

#pragma once

#define TWI_CMD_NONE 0x00
#define TWI_CMD_VERSION 0x01
#define TWI_CMD_KEYSCAN_INTERVAL 0x02
#define TWI_CMD_LED_SET_ALL_TO 0x03
#define TWI_CMD_LED_SET_ONE_TO 0x04
#define TWI_CMD_COLS_USE_PULLUPS 0x05
#define TWI_CMD_LED_SPI_FREQUENCY 0x06

#define LED_SPI_FREQUENCY_4MHZ      0x07
#define LED_SPI_FREQUENCY_2MHZ      0x06
#define LED_SPI_FREQUENCY_1MHZ      0x05
#define LED_SPI_FREQUENCY_512KHZ    0x04
#define LED_SPI_FREQUENCY_256KHZ    0x03
#define LED_SPI_FREQUENCY_128KHZ    0x02
#define LED_SPI_FREQUENCY_64KHZ     0x01
#define LED_SPI_OFF                 0x00


// 512KHZ seems to be the sweet spot in early testing
// so make it the default
#define LED_SPI_FREQUENCY_DEFAULT LED_SPI_FREQUENCY_512KHZ


#define TWI_CMD_LED_BASE 0x80

#define TWI_REPLY_NONE 0x00
#define TWI_REPLY_KEYDATA 0x01