Files
firmware/left/src/slave_protocol_handler.c

66 lines
1.6 KiB
C

#include "slave_protocol_handler.h"
#include "test_led.h"
#include "main.h"
#include "i2c_addresses.h"
#include "i2c.h"
#include "led_pwm.h"
#include "slave_protocol.h"
#include "main.h"
#include "init_peripherals.h"
#include "bool_array_converter.h"
#include "bootloader.h"
i2c_message_t rxMessage;
i2c_message_t txMessage;
void SetError(uint8_t error);
void SetGenericError(void);
void SetResponseByte(uint8_t response);
void SetError(uint8_t error) {
txMessage.data[0] = error;
}
void SetGenericError(void)
{
SetError(PROTOCOL_RESPONSE_GENERIC_ERROR);
}
// Set a single byte as the response.
void SetResponseByte(uint8_t response)
{
txMessage.data[1] = response;
}
void SlaveRxHandler(void)
{
uint8_t commandId = rxMessage.data[0];
switch (commandId) {
case SlaveCommand_SetTestLed:
txMessage.length = 0;
bool isLedOn = rxMessage.data[1];
TEST_LED_SET(isLedOn);
break;
case SlaveCommand_SetLedPwmBrightness:
txMessage.length = 0;
uint8_t brightnessPercent = rxMessage.data[1];
LedPwm_SetBrightness(brightnessPercent);
break;
case SlaveCommand_JumpToBootloader:
JumpToBootloader();
break;
}
}
void SlaveTxHandler(void)
{
uint8_t commandId = rxMessage.data[0];
switch (commandId) {
case SlaveCommand_RequestKeyStates:
BoolBytesToBits(keyMatrix.keyStates, txMessage.data, LEFT_KEYBOARD_HALF_KEY_COUNT);
txMessage.length = KEY_STATE_SIZE;
CRC16_UpdateMessageChecksum(&txMessage);
break;
}
}