From 3a0c42f9240eedfbc6a1e94ad3a59c52664fb5b5 Mon Sep 17 00:00:00 2001 From: jacqueline Date: Mon, 28 Aug 2023 13:26:53 +1000 Subject: Move battery measurement to its own class --- src/drivers/include/adc.hpp | 37 +++++++++++++++++++++++++++++++++++++ 1 file changed, 37 insertions(+) create mode 100644 src/drivers/include/adc.hpp (limited to 'src/drivers/include/adc.hpp') diff --git a/src/drivers/include/adc.hpp b/src/drivers/include/adc.hpp new file mode 100644 index 00000000..3e94a9ee --- /dev/null +++ b/src/drivers/include/adc.hpp @@ -0,0 +1,37 @@ +/* + * Copyright 2023 jacqueline + * + * SPDX-License-Identifier: GPL-3.0-only + */ + +#pragma once + +#include + +#include "esp_adc/adc_cali.h" +#include "esp_adc/adc_oneshot.h" +#include "esp_err.h" +#include "result.hpp" + +namespace drivers { + +/* + * Handles measuring the battery's current voltage. + */ +class AdcBattery { + public: + static auto Create() -> AdcBattery* { return new AdcBattery(); } + AdcBattery(); + ~AdcBattery(); + + /** + * Returns the current battery level in millivolts. + */ + auto Millivolts() -> uint32_t; + + private: + adc_oneshot_unit_handle_t adc_handle_; + adc_cali_handle_t adc_calibration_handle_; +}; + +} // namespace drivers -- cgit v1.2.3