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SM10BIT_BASE - Add delays and ACKs, clear all channels before sleeping. (#5526)

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Cossid 2023-10-12 18:51:19 -05:00 committed by GitHub
parent 33ebfd221e
commit f5c12b50ce
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 25 additions and 6 deletions
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31
esphome/components/sm10bit_base/sm10bit_base.cpp
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@ -11,6 +11,8 @@ static const uint8_t SM10BIT_ADDR_START_3CH = 0x8;
static const uint8_t SM10BIT_ADDR_START_2CH = 0x10;
static const uint8_t SM10BIT_ADDR_START_5CH = 0x18;
static const uint8_t SM10BIT_DELAY = 2;
// Power current values
// HEX | Binary | RGB level | White level | Config value
// 0x0 | 0000 | RGB 10mA | CW 5mA | 0
@ -37,10 +39,13 @@ void Sm10BitBase::loop() {
uint8_t data[12];
if (this->pwm_amounts_[0] == 0 && this->pwm_amounts_[1] == 0 && this->pwm_amounts_[2] == 0 &&
this->pwm_amounts_[3] == 0 && this->pwm_amounts_[4] == 0) {
// Off / Sleep
data[0] = this->model_id_ + SM10BIT_ADDR_STANDBY;
for (int i = 1; i < 12; i++)
data[i] = 0;
// First turn all channels off
data[0] = this->model_id_ + SM10BIT_ADDR_START_5CH;
this->write_buffer_(data, 12);
// Then sleep
data[0] = this->model_id_ + SM10BIT_ADDR_STANDBY;
this->write_buffer_(data, 12);
} else if (this->pwm_amounts_[0] == 0 && this->pwm_amounts_[1] == 0 && this->pwm_amounts_[2] == 0 &&
(this->pwm_amounts_[3] > 0 || this->pwm_amounts_[4] > 0)) {
@ -84,28 +89,42 @@ void Sm10BitBase::set_channel_value_(uint8_t channel, uint16_t value) {
this->pwm_amounts_[channel] = value;
}
void Sm10BitBase::write_bit_(bool value) {
this->clock_pin_->digital_write(false);
this->data_pin_->digital_write(value);
delayMicroseconds(SM10BIT_DELAY);
this->clock_pin_->digital_write(true);
delayMicroseconds(SM10BIT_DELAY);
this->clock_pin_->digital_write(false);
delayMicroseconds(SM10BIT_DELAY);
}
void Sm10BitBase::write_byte_(uint8_t data) {
for (uint8_t mask = 0x80; mask; mask >>= 1) {
this->write_bit_(data & mask);
}
this->clock_pin_->digital_write(false);
this->data_pin_->digital_write(true);
// ack bit
this->data_pin_->pin_mode(gpio::FLAG_INPUT);
this->clock_pin_->digital_write(true);
delayMicroseconds(SM10BIT_DELAY);
this->clock_pin_->digital_write(false);
delayMicroseconds(SM10BIT_DELAY);
this->data_pin_->pin_mode(gpio::FLAG_OUTPUT);
}
void Sm10BitBase::write_buffer_(uint8_t *buffer, uint8_t size) {
this->data_pin_->digital_write(false);
delayMicroseconds(SM10BIT_DELAY);
this->clock_pin_->digital_write(false);
delayMicroseconds(SM10BIT_DELAY);
for (uint32_t i = 0; i < size; i++) {
this->write_byte_(buffer[i]);
}
this->clock_pin_->digital_write(false);
this->clock_pin_->digital_write(true);
delayMicroseconds(SM10BIT_DELAY);
this->data_pin_->digital_write(true);
delayMicroseconds(SM10BIT_DELAY);
}
} // namespace sm10bit_base