mirror of
https://github.com/esphome/esphome.git
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Add support for BP5758D LED driver (#4021)
This commit is contained in:
parent
7e376ae952
commit
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6 changed files with 298 additions and 0 deletions
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@ -41,6 +41,7 @@ esphome/components/ble_client/* @buxtronix
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esphome/components/bluetooth_proxy/* @jesserockz
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esphome/components/bluetooth_proxy/* @jesserockz
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esphome/components/bme680_bsec/* @trvrnrth
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esphome/components/bme680_bsec/* @trvrnrth
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esphome/components/bmp3xx/* @martgras
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esphome/components/bmp3xx/* @martgras
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esphome/components/bp5758d/* @Cossid
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esphome/components/button/* @esphome/core
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esphome/components/button/* @esphome/core
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esphome/components/canbus/* @danielschramm @mvturnho
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esphome/components/canbus/* @danielschramm @mvturnho
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esphome/components/cap1188/* @MrEditor97
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esphome/components/cap1188/* @MrEditor97
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33
esphome/components/bp5758d/__init__.py
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33
esphome/components/bp5758d/__init__.py
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@ -0,0 +1,33 @@
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import esphome.codegen as cg
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import esphome.config_validation as cv
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from esphome import pins
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from esphome.const import (
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CONF_CLOCK_PIN,
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CONF_DATA_PIN,
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CONF_ID,
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)
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CODEOWNERS = ["@Cossid"]
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MULTI_CONF = True
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AUTO_LOAD = ["output"]
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bp5758d_ns = cg.esphome_ns.namespace("bp5758d")
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BP5758D = bp5758d_ns.class_("BP5758D", cg.Component)
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CONFIG_SCHEMA = cv.Schema(
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{
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cv.GenerateID(): cv.declare_id(BP5758D),
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cv.Required(CONF_DATA_PIN): pins.gpio_output_pin_schema,
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cv.Required(CONF_CLOCK_PIN): pins.gpio_output_pin_schema,
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}
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).extend(cv.COMPONENT_SCHEMA)
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async def to_code(config):
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var = cg.new_Pvariable(config[CONF_ID])
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await cg.register_component(var, config)
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data = await cg.gpio_pin_expression(config[CONF_DATA_PIN])
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cg.add(var.set_data_pin(data))
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clock = await cg.gpio_pin_expression(config[CONF_CLOCK_PIN])
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cg.add(var.set_clock_pin(clock))
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147
esphome/components/bp5758d/bp5758d.cpp
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147
esphome/components/bp5758d/bp5758d.cpp
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@ -0,0 +1,147 @@
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#include "bp5758d.h"
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#include "esphome/core/log.h"
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namespace esphome {
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namespace bp5758d {
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static const char *const TAG = "bp5758d";
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static const uint8_t BP5758D_MODEL_ID = 0b10000000;
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static const uint8_t BP5758D_ADDR_STANDBY = 0b00000000;
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// Note, channel start address seems ambiguous and mis-translated.
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// Documentation states all are "invalid sleep"
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// All 3 values appear to activate all 5 channels. Using the mapping
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// from BP1658CJ ordering since it won't break anything.
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static const uint8_t BP5758D_ADDR_START_3CH = 0b00010000;
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static const uint8_t BP5758D_ADDR_START_2CH = 0b00100000;
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static const uint8_t BP5758D_ADDR_START_5CH = 0b00110000;
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static const uint8_t BP5758D_ALL_DATA_CHANNEL_ENABLEMENT = 0b00011111;
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void BP5758D::setup() {
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ESP_LOGCONFIG(TAG, "Setting up BP5758D Output Component...");
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this->data_pin_->setup();
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this->data_pin_->digital_write(false);
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this->clock_pin_->setup();
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this->clock_pin_->digital_write(false);
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this->channel_current_.resize(5, 0);
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this->pwm_amounts_.resize(5, 0);
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}
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void BP5758D::dump_config() {
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ESP_LOGCONFIG(TAG, "BP5758D:");
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LOG_PIN(" Data Pin: ", this->data_pin_);
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LOG_PIN(" Clock Pin: ", this->clock_pin_);
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}
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void BP5758D::loop() {
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if (!this->update_)
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return;
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uint8_t data[17];
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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] = BP5758D_MODEL_ID + BP5758D_ADDR_STANDBY;
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for (int i = 1; i < 16; i++)
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data[i] = 0;
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this->write_buffer_(data, 17);
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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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// Only data on white channels
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data[0] = BP5758D_MODEL_ID + BP5758D_ADDR_START_2CH;
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data[1] = BP5758D_ALL_DATA_CHANNEL_ENABLEMENT;
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data[2] = 0;
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data[3] = 0;
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data[4] = 0;
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data[5] = this->pwm_amounts_[3] > 0 ? correct_current_level_bits_(this->channel_current_[3]) : 0;
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data[6] = this->pwm_amounts_[4] > 0 ? correct_current_level_bits_(this->channel_current_[4]) : 0;
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for (int i = 7, j = 0; i <= 15; i += 2, j++) {
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data[i] = this->pwm_amounts_[j] & 0x1F;
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data[i + 1] = (this->pwm_amounts_[j] >> 5) & 0x1F;
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}
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this->write_buffer_(data, 17);
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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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// Only data on RGB channels
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data[0] = BP5758D_MODEL_ID + BP5758D_ADDR_START_3CH;
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data[1] = BP5758D_ALL_DATA_CHANNEL_ENABLEMENT;
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data[2] = this->pwm_amounts_[0] > 0 ? correct_current_level_bits_(this->channel_current_[0]) : 0;
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data[3] = this->pwm_amounts_[1] > 0 ? correct_current_level_bits_(this->channel_current_[1]) : 0;
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data[4] = this->pwm_amounts_[2] > 0 ? correct_current_level_bits_(this->channel_current_[2]) : 0;
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data[5] = 0;
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data[6] = 0;
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for (int i = 7, j = 0; i <= 15; i += 2, j++) {
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data[i] = this->pwm_amounts_[j] & 0x1F;
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data[i + 1] = (this->pwm_amounts_[j] >> 5) & 0x1F;
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}
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this->write_buffer_(data, 17);
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} else {
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// All channels
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data[0] = BP5758D_MODEL_ID + BP5758D_ADDR_START_5CH;
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data[1] = BP5758D_ALL_DATA_CHANNEL_ENABLEMENT;
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data[2] = this->pwm_amounts_[0] > 0 ? correct_current_level_bits_(this->channel_current_[0]) : 0;
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data[3] = this->pwm_amounts_[1] > 0 ? correct_current_level_bits_(this->channel_current_[1]) : 0;
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data[4] = this->pwm_amounts_[2] > 0 ? correct_current_level_bits_(this->channel_current_[2]) : 0;
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data[5] = this->pwm_amounts_[3] > 0 ? correct_current_level_bits_(this->channel_current_[3]) : 0;
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data[6] = this->pwm_amounts_[4] > 0 ? correct_current_level_bits_(this->channel_current_[4]) : 0;
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for (int i = 7, j = 0; i <= 15; i += 2, j++) {
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data[i] = this->pwm_amounts_[j] & 0x1F;
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data[i + 1] = (this->pwm_amounts_[j] >> 5) & 0x1F;
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}
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this->write_buffer_(data, 17);
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}
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this->update_ = false;
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}
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uint8_t BP5758D::correct_current_level_bits_(uint8_t current) {
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// Anything below 64 uses normal bitmapping.
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if (current < 64) {
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return current;
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}
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// Anything above 63 needs to be offset by +34 because the driver remaps bit 7 (normally 64) to 30.
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// (no idea why(!) but it is documented)
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// Example:
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// integer 64 would normally put out 0b01000000 but here 0b01000000 = 30 whereas everything lower
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// is normal, so we add 34 to the integer where
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// integer 98 = 0b01100010 which is 30 (7th bit adjusted) + 34 (1st-6th bits).
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return current + 34;
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}
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void BP5758D::set_channel_value_(uint8_t channel, uint16_t value) {
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if (this->pwm_amounts_[channel] != value) {
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this->update_ = true;
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this->update_channel_ = channel;
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}
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this->pwm_amounts_[channel] = value;
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}
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void BP5758D::set_channel_current_(uint8_t channel, uint8_t current) { this->channel_current_[channel] = current; }
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void BP5758D::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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this->clock_pin_->digital_write(true);
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}
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void BP5758D::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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this->clock_pin_->digital_write(true);
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}
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void BP5758D::write_buffer_(uint8_t *buffer, uint8_t size) {
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this->data_pin_->digital_write(false);
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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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this->data_pin_->digital_write(true);
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}
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} // namespace bp5758d
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} // namespace esphome
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64
esphome/components/bp5758d/bp5758d.h
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64
esphome/components/bp5758d/bp5758d.h
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#pragma once
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#include "esphome/core/component.h"
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#include "esphome/core/hal.h"
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#include "esphome/components/output/float_output.h"
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#include <vector>
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namespace esphome {
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namespace bp5758d {
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class BP5758D : public Component {
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public:
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class Channel;
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void set_data_pin(GPIOPin *data_pin) { data_pin_ = data_pin; }
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void set_clock_pin(GPIOPin *clock_pin) { clock_pin_ = clock_pin; }
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void setup() override;
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void dump_config() override;
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float get_setup_priority() const override { return setup_priority::HARDWARE; }
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/// Send new values if they were updated.
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void loop() override;
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class Channel : public output::FloatOutput {
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public:
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void set_parent(BP5758D *parent) { parent_ = parent; }
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void set_channel(uint8_t channel) { channel_ = channel; }
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void set_current(uint8_t current) { current_ = current; }
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protected:
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void write_state(float state) override {
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auto amount = static_cast<uint16_t>(state * 0x3FF);
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// We're enforcing channels start at 1 to mach OUT1-OUT5, we must adjust
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// to our 0-based array internally here by subtracting 1.
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this->parent_->set_channel_value_(this->channel_ - 1, amount);
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this->parent_->set_channel_current_(this->channel_ - 1, this->current_);
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}
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BP5758D *parent_;
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uint8_t channel_;
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uint8_t current_;
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};
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protected:
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uint8_t correct_current_level_bits_(uint8_t current);
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void set_channel_value_(uint8_t channel, uint16_t value);
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void set_channel_current_(uint8_t channel, uint8_t current);
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void write_bit_(bool value);
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void write_byte_(uint8_t data);
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void write_buffer_(uint8_t *buffer, uint8_t size);
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GPIOPin *data_pin_;
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GPIOPin *clock_pin_;
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uint8_t update_channel_;
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std::vector<uint8_t> channel_current_;
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std::vector<uint16_t> pwm_amounts_;
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bool update_{true};
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};
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} // namespace bp5758d
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} // namespace esphome
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29
esphome/components/bp5758d/output.py
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29
esphome/components/bp5758d/output.py
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import esphome.codegen as cg
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import esphome.config_validation as cv
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from esphome.components import output
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from esphome.const import CONF_CHANNEL, CONF_ID, CONF_CURRENT
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from . import BP5758D
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DEPENDENCIES = ["bp5758d"]
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Channel = BP5758D.class_("Channel", output.FloatOutput)
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CONF_BP5758D_ID = "bp5758d_id"
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CONFIG_SCHEMA = output.FLOAT_OUTPUT_SCHEMA.extend(
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{
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cv.GenerateID(CONF_BP5758D_ID): cv.use_id(BP5758D),
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cv.Required(CONF_ID): cv.declare_id(Channel),
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cv.Required(CONF_CHANNEL): cv.int_range(min=1, max=5),
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cv.Optional(CONF_CURRENT, default=10): cv.int_range(min=0, max=90),
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}
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).extend(cv.COMPONENT_SCHEMA)
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async def to_code(config):
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var = cg.new_Pvariable(config[CONF_ID])
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await output.register_output(var, config)
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parent = await cg.get_variable(config[CONF_BP5758D_ID])
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cg.add(var.set_parent(parent))
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cg.add(var.set_channel(config[CONF_CHANNEL]))
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cg.add(var.set_current(config[CONF_CURRENT]))
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@ -1465,6 +1465,10 @@ my9231:
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num_chips: 2
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num_chips: 2
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bit_depth: 16
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bit_depth: 16
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bp5758d:
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data_pin: GPIO3
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clock_pin: GPIO5
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output:
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output:
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- platform: gpio
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- platform: gpio
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pin: GPIO26
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pin: GPIO26
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@ -1626,6 +1630,26 @@ output:
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vref: internal
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vref: internal
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gain: X2
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gain: X2
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power_down: gnd_500k
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power_down: gnd_500k
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- platform: bp5758d
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id: bp5758d_red
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channel: 2
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current: 10
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- platform: bp5758d
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id: bp5758d_green
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channel: 3
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current: 10
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- platform: bp5758d
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id: bp5758d_blue
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channel: 1
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current: 10
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- platform: bp5758d
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id: bp5758d_coldwhite
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channel: 5
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current: 10
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- platform: bp5758d
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id: bp5758d_warmwhite
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channel: 4
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current: 10
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e131:
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e131:
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