diff --git a/main/boards/minsi-k08-dual/minsi_k08_dual.cc b/main/boards/minsi-k08-dual/minsi_k08_dual.cc index b2e2b0a9..3b3f7035 100644 --- a/main/boards/minsi-k08-dual/minsi_k08_dual.cc +++ b/main/boards/minsi-k08-dual/minsi_k08_dual.cc @@ -10,7 +10,7 @@ #include "iot/thing_manager.h" #include "led/single_led.h" #include "assets/lang_config.h" -#include "../minsi-k08-wifi/power_manager.h" +#include "power_manager.h" #include #include diff --git a/main/boards/minsi-k08-dual/power_manager.h b/main/boards/minsi-k08-dual/power_manager.h new file mode 100644 index 00000000..8ecdebc8 --- /dev/null +++ b/main/boards/minsi-k08-dual/power_manager.h @@ -0,0 +1,187 @@ +#pragma once +#include +#include + +#include +#include +#include + + +class PowerManager { +private: + esp_timer_handle_t timer_handle_; + std::function on_charging_status_changed_; + std::function on_low_battery_status_changed_; + + gpio_num_t charging_pin_ = GPIO_NUM_NC; + std::vector adc_values_; + uint32_t battery_level_ = 0; + bool is_charging_ = false; + bool is_low_battery_ = false; + int ticks_ = 0; + const int kBatteryAdcInterval = 60; + const int kBatteryAdcDataCount = 3; + const int kLowBatteryLevel = 20; + + adc_oneshot_unit_handle_t adc_handle_; + + void CheckBatteryStatus() { + // Get charging status + bool new_charging_status = gpio_get_level(charging_pin_) == 1; + //bool new_charging_status = 0; + if (new_charging_status != is_charging_) { + is_charging_ = new_charging_status; + if (on_charging_status_changed_) { + on_charging_status_changed_(is_charging_); + } + ReadBatteryAdcData(); + return; + } + + // 如果电池电量数据不足,则读取电池电量数据 + if (adc_values_.size() < kBatteryAdcDataCount) { + ReadBatteryAdcData(); + return; + } + + // 如果电池电量数据充足,则每 kBatteryAdcInterval 个 tick 读取一次电池电量数据 + ticks_++; + if (ticks_ % kBatteryAdcInterval == 0) { + ReadBatteryAdcData(); + } + } + + void ReadBatteryAdcData() { + int adc_value; + ESP_ERROR_CHECK(adc_oneshot_read(adc_handle_, ADC_CHANNEL_0, &adc_value)); + + // 将 ADC 值添加到队列中 + adc_values_.push_back(adc_value); + if (adc_values_.size() > kBatteryAdcDataCount) { + adc_values_.erase(adc_values_.begin()); + } + uint32_t average_adc = 0; + for (auto value : adc_values_) { + average_adc += value; + } + average_adc /= adc_values_.size(); + + // 定义电池电量区间 + const struct { + uint16_t adc; + uint8_t level; + } levels[] = { + {894, 0}, + {954, 20}, + {1020, 40}, + {1084, 60}, + {1144, 80}, + {1234, 100} + }; + + // 低于最低值时 + if (average_adc < levels[0].adc) { + battery_level_ = 0; + } + // 高于最高值时 + else if (average_adc >= levels[5].adc) { + battery_level_ = 100; + } else { + // 线性插值计算中间值 + for (int i = 0; i < 5; i++) { + if (average_adc >= levels[i].adc && average_adc < levels[i+1].adc) { + float ratio = static_cast(average_adc - levels[i].adc) / (levels[i+1].adc - levels[i].adc); + battery_level_ = levels[i].level + ratio * (levels[i+1].level - levels[i].level); + break; + } + } + } + + // Check low battery status + if (adc_values_.size() >= kBatteryAdcDataCount) { + bool new_low_battery_status = battery_level_ <= kLowBatteryLevel; + if (new_low_battery_status != is_low_battery_) { + is_low_battery_ = new_low_battery_status; + if (on_low_battery_status_changed_) { + on_low_battery_status_changed_(is_low_battery_); + } + } + } + + ESP_LOGI("PowerManager", "ADC value: %d average: %ld level: %ld", adc_value, average_adc, battery_level_); + } + +public: + PowerManager(gpio_num_t pin) : charging_pin_(pin) { + // 初始化充电引脚 + gpio_config_t io_conf = {}; + io_conf.intr_type = GPIO_INTR_DISABLE; + io_conf.mode = GPIO_MODE_INPUT; + io_conf.pin_bit_mask = (1ULL << charging_pin_); + io_conf.pull_down_en = GPIO_PULLDOWN_DISABLE; + io_conf.pull_up_en = GPIO_PULLUP_DISABLE; + gpio_config(&io_conf); + + // 创建电池电量检查定时器 + esp_timer_create_args_t timer_args = { + .callback = [](void* arg) { + PowerManager* self = static_cast(arg); + self->CheckBatteryStatus(); + }, + .arg = this, + .dispatch_method = ESP_TIMER_TASK, + .name = "battery_check_timer", + .skip_unhandled_events = true, + }; + ESP_ERROR_CHECK(esp_timer_create(&timer_args, &timer_handle_)); + ESP_ERROR_CHECK(esp_timer_start_periodic(timer_handle_, 1000000)); + + // 初始化 ADC + adc_oneshot_unit_init_cfg_t init_config = { + .unit_id = ADC_UNIT_1, + .ulp_mode = ADC_ULP_MODE_DISABLE, + }; + ESP_ERROR_CHECK(adc_oneshot_new_unit(&init_config, &adc_handle_)); + + adc_oneshot_chan_cfg_t chan_config = { + .atten = ADC_ATTEN_DB_12, + .bitwidth = ADC_BITWIDTH_12, + }; + ESP_ERROR_CHECK(adc_oneshot_config_channel(adc_handle_, ADC_CHANNEL_0, &chan_config)); + } + + ~PowerManager() { + if (timer_handle_) { + esp_timer_stop(timer_handle_); + esp_timer_delete(timer_handle_); + } + if (adc_handle_) { + adc_oneshot_del_unit(adc_handle_); + } + } + + bool IsCharging() { + // 如果电量已经满了,则不再显示充电中 + if (battery_level_ == 100) { + return false; + } + return is_charging_; + } + + bool IsDischarging() { + // 没有区分充电和放电,所以直接返回相反状态 + return !is_charging_; + } + + uint8_t GetBatteryLevel() { + return battery_level_; + } + + void OnLowBatteryStatusChanged(std::function callback) { + on_low_battery_status_changed_ = callback; + } + + void OnChargingStatusChanged(std::function callback) { + on_charging_status_changed_ = callback; + } +};