Upstream/esphome
1
0
Fork 0
mirror of https://github.com/esphome/esphome.git synced 2024-12-22 16:37:52 +01:00
Code Issues Projects Releases Wiki Activity

Fix MY9231 flicker (#5765)

Browse Source
This commit is contained in:
Mat931 2023-11-16 07:45:08 +00:00 committed by GitHub
parent 10a9129b7b
commit 754bd5b7be
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 22 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
esphome/components/my9231/my9231.cpp
View File

@ -1,5 +1,6 @@
#include "my9231.h"
#include "esphome/core/log.h"
#include "esphome/core/helpers.h"
namespace esphome {
namespace my9231 {
@ -51,7 +52,11 @@ void MY9231OutputComponent::setup() {
MY9231_CMD_SCATTER_APDM | MY9231_CMD_FREQUENCY_DIVIDE_1 | MY9231_CMD_REACTION_FAST | MY9231_CMD_ONE_SHOT_DISABLE;
ESP_LOGV(TAG, " Command: 0x%02X", command);
{
InterruptLock lock;
this->send_dcki_pulses_(32 * this->num_chips_);
this->init_chips_(command);
}
ESP_LOGV(TAG, " Chips initialized.");
}
void MY9231OutputComponent::dump_config() {
@ -66,11 +71,14 @@ void MY9231OutputComponent::loop() {
if (!this->update_)
return;
{
InterruptLock lock;
for (auto pwm_amount : this->pwm_amounts_) {
this->write_word_(pwm_amount, this->bit_depth_);
}
// Send 8 DI pulses. After 8 falling edges, the duty data are store.
this->send_di_pulses_(8);
}
this->update_ = false;
}
void MY9231OutputComponent::set_channel_value_(uint8_t channel, uint16_t value) {
@ -92,6 +100,7 @@ void MY9231OutputComponent::init_chips_(uint8_t command) {
// Send 16 DI pulse. After 14 falling edges, the command data are
// stored and after 16 falling edges the duty mode is activated.
this->send_di_pulses_(16);
delayMicroseconds(12);
}
void MY9231OutputComponent::write_word_(uint16_t value, uint8_t bits) {
for (uint8_t i = bits; i > 0; i--) {
@ -106,6 +115,13 @@ void MY9231OutputComponent::send_di_pulses_(uint8_t count) {
this->pin_di_->digital_write(false);
}
}
void MY9231OutputComponent::send_dcki_pulses_(uint8_t count) {
delayMicroseconds(12);
for (uint8_t i = 0; i < count; i++) {
this->pin_dcki_->digital_write(true);
this->pin_dcki_->digital_write(false);
}
}
} // namespace my9231
} // namespace esphome

1
esphome/components/my9231/my9231.h
View File

@ -49,6 +49,7 @@ class MY9231OutputComponent : public Component {
void init_chips_(uint8_t command);
void write_word_(uint16_t value, uint8_t bits);
void send_di_pulses_(uint8_t count);
void send_dcki_pulses_(uint8_t count);
GPIOPin *pin_di_;
GPIOPin *pin_dcki_;