mirror of
https://github.com/esphome/esphome.git
synced 2025-02-22 12:58:15 +00:00
82 lines
2.6 KiB
C++
82 lines
2.6 KiB
C++
#include "sm2135.h"
|
|
#include "esphome/core/log.h"
|
|
|
|
// Tnx to the work of https://github.com/arendst (Tasmota) for making the initial version of the driver
|
|
|
|
namespace esphome {
|
|
namespace sm2135 {
|
|
|
|
static const char *const TAG = "sm2135";
|
|
|
|
static const uint8_t SM2135_ADDR_MC = 0xC0; // Max current register
|
|
static const uint8_t SM2135_ADDR_CH = 0xC1; // RGB or CW channel select register
|
|
static const uint8_t SM2135_ADDR_R = 0xC2; // Red color
|
|
static const uint8_t SM2135_ADDR_G = 0xC3; // Green color
|
|
static const uint8_t SM2135_ADDR_B = 0xC4; // Blue color
|
|
static const uint8_t SM2135_ADDR_C = 0xC5; // Cold
|
|
static const uint8_t SM2135_ADDR_W = 0xC6; // Warm
|
|
|
|
static const uint8_t SM2135_RGB = 0x00; // RGB channel
|
|
static const uint8_t SM2135_CW = 0x80; // CW channel (Chip default)
|
|
|
|
static const uint8_t SM2135_10MA = 0x00;
|
|
static const uint8_t SM2135_15MA = 0x01;
|
|
static const uint8_t SM2135_20MA = 0x02; // RGB max current (Chip default)
|
|
static const uint8_t SM2135_25MA = 0x03;
|
|
static const uint8_t SM2135_30MA = 0x04; // CW max current (Chip default)
|
|
static const uint8_t SM2135_35MA = 0x05;
|
|
static const uint8_t SM2135_40MA = 0x06;
|
|
static const uint8_t SM2135_45MA = 0x07; // Max value for RGB
|
|
static const uint8_t SM2135_50MA = 0x08;
|
|
static const uint8_t SM2135_55MA = 0x09;
|
|
static const uint8_t SM2135_60MA = 0x0A;
|
|
|
|
static const uint8_t SM2135_CURRENT = (SM2135_20MA << 4) | SM2135_10MA;
|
|
|
|
void SM2135::setup() {
|
|
ESP_LOGCONFIG(TAG, "Setting up SM2135OutputComponent...");
|
|
this->data_pin_->setup();
|
|
this->data_pin_->digital_write(true);
|
|
this->clock_pin_->setup();
|
|
this->clock_pin_->digital_write(true);
|
|
this->pwm_amounts_.resize(5, 0);
|
|
}
|
|
void SM2135::dump_config() {
|
|
ESP_LOGCONFIG(TAG, "SM2135:");
|
|
LOG_PIN(" Data Pin: ", this->data_pin_);
|
|
LOG_PIN(" Clock Pin: ", this->clock_pin_);
|
|
}
|
|
|
|
void SM2135::loop() {
|
|
if (!this->update_)
|
|
return;
|
|
|
|
uint8_t data[6];
|
|
if (this->update_channel_ == 3 || this->update_channel_ == 4) {
|
|
// No color so must be Cold/Warm
|
|
data[0] = SM2135_ADDR_MC;
|
|
data[1] = SM2135_CURRENT;
|
|
data[2] = SM2135_CW;
|
|
this->write_buffer_(data, 3);
|
|
delay(1);
|
|
data[0] = SM2135_ADDR_C;
|
|
data[1] = this->pwm_amounts_[4]; // Warm
|
|
data[2] = this->pwm_amounts_[3]; // Cold
|
|
this->write_buffer_(data, 3);
|
|
} else {
|
|
// Color
|
|
data[0] = SM2135_ADDR_MC;
|
|
data[1] = SM2135_CURRENT;
|
|
data[2] = SM2135_RGB;
|
|
data[3] = this->pwm_amounts_[1]; // Green
|
|
data[4] = this->pwm_amounts_[0]; // Red
|
|
data[5] = this->pwm_amounts_[2]; // Blue
|
|
this->write_buffer_(data, 6);
|
|
}
|
|
|
|
this->update_ = false;
|
|
}
|
|
|
|
} // namespace sm2135
|
|
} // namespace esphome
|