mirror of https://github.com/esphome/esphome.git
70 lines
1.7 KiB
C++
70 lines
1.7 KiB
C++
#include "tm1651.h"
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#include "esphome/core/log.h"
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namespace esphome {
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namespace tm1651 {
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static const char *TAG = "tm1651.display";
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static const uint8_t TM1651_MAX_LEVEL = 7;
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static const uint8_t MAX_INPUT_LEVEL = 100;
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static const uint8_t TM1651_BRIGHTNESS_LOW = 0;
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static const uint8_t TM1651_BRIGHTNESS_MEDIUM = 2;
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static const uint8_t TM1651_BRIGHTNESS_HIGH = 7;
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void TM1651Display::setup() {
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ESP_LOGCONFIG(TAG, "Setting up TM1651...");
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uint8_t clk = clk_pin_->get_pin();
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uint8_t dio = dio_pin_->get_pin();
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battery_display_ = new TM1651(clk, dio);
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battery_display_->init();
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battery_display_->clearDisplay();
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}
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void TM1651Display::dump_config() {
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ESP_LOGCONFIG(TAG, "TM1651 Battery Display");
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LOG_PIN(" CLK: ", clk_pin_);
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LOG_PIN(" DIO: ", dio_pin_);
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}
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void TM1651Display::set_level(uint8_t new_level) {
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this->level_ = calculate_level_(new_level);
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this->repaint_();
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}
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void TM1651Display::set_brightness(uint8_t new_brightness) {
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this->brightness_ = calculate_brightness_(new_brightness);
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this->repaint_();
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}
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void TM1651Display::repaint_() {
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battery_display_->set(this->brightness_);
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battery_display_->displayLevel(this->level_);
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}
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uint8_t TM1651Display::calculate_level_(uint8_t new_level) {
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if (new_level == 0) {
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return 0;
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}
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float calculated_level = TM1651_MAX_LEVEL / (float) (MAX_INPUT_LEVEL / (float) new_level);
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return (uint8_t) roundf(calculated_level);
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}
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uint8_t TM1651Display::calculate_brightness_(uint8_t new_brightness) {
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if (new_brightness <= 1) {
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return TM1651_BRIGHTNESS_LOW;
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} else if (new_brightness == 2) {
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return TM1651_BRIGHTNESS_MEDIUM;
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} else if (new_brightness >= 3) {
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return TM1651_BRIGHTNESS_HIGH;
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}
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return TM1651_BRIGHTNESS_LOW;
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}
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} // namespace tm1651
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} // namespace esphome
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