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SM10BIT_BASE - Add delays and ACKs, clear all channels before sleeping. (#5526)
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@ -11,6 +11,8 @@ static const uint8_t SM10BIT_ADDR_START_3CH = 0x8;
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static const uint8_t SM10BIT_ADDR_START_2CH = 0x10;
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static const uint8_t SM10BIT_ADDR_START_5CH = 0x18;
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static const uint8_t SM10BIT_DELAY = 2;
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// Power current values
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// HEX | Binary | RGB level | White level | Config value
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// 0x0 | 0000 | RGB 10mA | CW 5mA | 0
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@ -37,10 +39,13 @@ void Sm10BitBase::loop() {
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uint8_t data[12];
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if (this->pwm_amounts_[0] == 0 && this->pwm_amounts_[1] == 0 && this->pwm_amounts_[2] == 0 &&
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this->pwm_amounts_[3] == 0 && this->pwm_amounts_[4] == 0) {
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// Off / Sleep
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data[0] = this->model_id_ + SM10BIT_ADDR_STANDBY;
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for (int i = 1; i < 12; i++)
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data[i] = 0;
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// First turn all channels off
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data[0] = this->model_id_ + SM10BIT_ADDR_START_5CH;
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this->write_buffer_(data, 12);
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// Then sleep
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data[0] = this->model_id_ + SM10BIT_ADDR_STANDBY;
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this->write_buffer_(data, 12);
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} else if (this->pwm_amounts_[0] == 0 && this->pwm_amounts_[1] == 0 && this->pwm_amounts_[2] == 0 &&
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(this->pwm_amounts_[3] > 0 || this->pwm_amounts_[4] > 0)) {
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@ -84,28 +89,42 @@ void Sm10BitBase::set_channel_value_(uint8_t channel, uint16_t value) {
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this->pwm_amounts_[channel] = value;
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}
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void Sm10BitBase::write_bit_(bool value) {
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this->clock_pin_->digital_write(false);
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this->data_pin_->digital_write(value);
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delayMicroseconds(SM10BIT_DELAY);
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this->clock_pin_->digital_write(true);
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delayMicroseconds(SM10BIT_DELAY);
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this->clock_pin_->digital_write(false);
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delayMicroseconds(SM10BIT_DELAY);
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}
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void Sm10BitBase::write_byte_(uint8_t data) {
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for (uint8_t mask = 0x80; mask; mask >>= 1) {
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this->write_bit_(data & mask);
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}
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this->clock_pin_->digital_write(false);
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this->data_pin_->digital_write(true);
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// ack bit
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this->data_pin_->pin_mode(gpio::FLAG_INPUT);
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this->clock_pin_->digital_write(true);
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delayMicroseconds(SM10BIT_DELAY);
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this->clock_pin_->digital_write(false);
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delayMicroseconds(SM10BIT_DELAY);
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this->data_pin_->pin_mode(gpio::FLAG_OUTPUT);
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}
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void Sm10BitBase::write_buffer_(uint8_t *buffer, uint8_t size) {
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this->data_pin_->digital_write(false);
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delayMicroseconds(SM10BIT_DELAY);
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this->clock_pin_->digital_write(false);
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delayMicroseconds(SM10BIT_DELAY);
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for (uint32_t i = 0; i < size; i++) {
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this->write_byte_(buffer[i]);
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}
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this->clock_pin_->digital_write(false);
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this->clock_pin_->digital_write(true);
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delayMicroseconds(SM10BIT_DELAY);
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this->data_pin_->digital_write(true);
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delayMicroseconds(SM10BIT_DELAY);
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}
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} // namespace sm10bit_base
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