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Update LEDs in small chunks, improving the responsivity of the keys of the left keyboard half dramatically.

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László Monda
2017-06-01 00:46:51 +02:00
parent a9fa765f99
commit 328865b63b
2 changed files with 11 additions and 1 deletions
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10
right/src/slave_drivers/slave_driver_led_driver.c
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@@ -55,6 +55,7 @@ led_driver_state_t ledDriverStates[LED_DRIVER_MAX_COUNT] = {
uint8_t setFunctionFrameBuffer[] = {LED_DRIVER_REGISTER_FRAME, LED_DRIVER_FRAME_FUNCTION};
uint8_t setShutdownModeNormalBuffer[] = {LED_DRIVER_REGISTER_SHUTDOWN, SHUTDOWN_MODE_NORMAL};
uint8_t setFrame1Buffer[] = {LED_DRIVER_REGISTER_FRAME, LED_DRIVER_FRAME_1};
uint8_t updatePwmRegistersBuffer[PWM_REGISTER_BUFFER_LENGTH];
void LedSlaveDriver_Init() {
ledDriverStates[ledDriverId_Left].setupLedControlRegistersCommand[7] |= 0b00000010; // Enable the LED of the ISO key.
@@ -65,6 +66,7 @@ void LedSlaveDriver_Update(uint8_t ledDriverId) {
led_driver_state_t *currentLedDriverState = ledDriverStates + ledDriverId;
uint8_t *ledDriverPhase = &currentLedDriverState->phase;
uint8_t ledDriverAddress = currentLedDriverState->i2cAddress;
uint8_t *ledIndex = &currentLedDriverState->ledIndex;
switch (*ledDriverPhase) {
case LedDriverPhase_SetFunctionFrame:
@@ -84,7 +86,13 @@ void LedSlaveDriver_Update(uint8_t ledDriverId) {
*ledDriverPhase = LedDriverPhase_Initialized;
break;
case LedDriverPhase_Initialized:
I2cAsyncWrite(ledDriverAddress, ledsBuffer, BUFFER_SIZE);
updatePwmRegistersBuffer[0] = FRAME_REGISTER_PWM_FIRST + *ledIndex;
memcpy(updatePwmRegistersBuffer+1, ledsBuffer + *ledIndex, PMW_REGISTER_UPDATE_CHUNK_SIZE);
I2cAsyncWrite(ledDriverAddress, updatePwmRegistersBuffer, PWM_REGISTER_BUFFER_LENGTH);
*ledIndex += PMW_REGISTER_UPDATE_CHUNK_SIZE;
if (*ledIndex >= LED_DRIVER_LED_COUNT) {
ledIndex = 0;
}
break;
}
}

2
right/src/slave_drivers/slave_driver_led_driver.h
View File

@@ -11,6 +11,8 @@
#define LED_DRIVER_MAX_COUNT 2
#define BUFFER_SIZE (LED_DRIVER_LED_COUNT + 1)
#define LED_CONTROL_REGISTERS_COMMAND_LENGTH 19
#define PMW_REGISTER_UPDATE_CHUNK_SIZE 8
#define PWM_REGISTER_BUFFER_LENGTH (1 + PMW_REGISTER_UPDATE_CHUNK_SIZE)
// Typedefs: