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98 lines
2.7 KiB
98 lines
2.7 KiB
/**
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* @file TinyGsmBattery.tpp
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* @author Volodymyr Shymanskyy
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* @license LGPL-3.0
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* @copyright Copyright (c) 2016 Volodymyr Shymanskyy
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* @date Nov 2016
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*/
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#ifndef SRC_TINYGSMBATTERY_H_
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#define SRC_TINYGSMBATTERY_H_
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#include "TinyGsmCommon.h"
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#define TINY_GSM_MODEM_HAS_BATTERY
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template <class modemType>
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class TinyGsmBattery {
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public:
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/*
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* Battery functions
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*/
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uint16_t getBattVoltage() {
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return thisModem().getBattVoltageImpl();
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}
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int8_t getBattPercent() {
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return thisModem().getBattPercentImpl();
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}
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uint8_t getBattChargeState() {
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return thisModem().getBattChargeStateImpl();
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}
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bool getBattStats(uint8_t& chargeState, int8_t& percent,
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uint16_t& milliVolts) {
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return thisModem().getBattStatsImpl(chargeState, percent, milliVolts);
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}
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/*
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* CRTP Helper
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*/
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protected:
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inline const modemType& thisModem() const {
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return static_cast<const modemType&>(*this);
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}
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inline modemType& thisModem() {
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return static_cast<modemType&>(*this);
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}
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/*
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* Battery functions
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*/
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protected:
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// Use: float vBatt = modem.getBattVoltage() / 1000.0;
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uint16_t getBattVoltageImpl() {
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thisModem().sendAT(GF("+CBC"));
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if (thisModem().waitResponse(GF("+CBC:")) != 1) { return 0; }
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thisModem().streamSkipUntil(','); // Skip battery charge status
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thisModem().streamSkipUntil(','); // Skip battery charge level
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// return voltage in mV
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uint16_t res = thisModem().streamGetIntBefore('\n');
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// Wait for final OK
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thisModem().waitResponse();
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return res;
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}
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int8_t getBattPercentImpl() {
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thisModem().sendAT(GF("+CBC"));
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if (thisModem().waitResponse(GF("+CBC:")) != 1) { return false; }
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thisModem().streamSkipUntil(','); // Skip battery charge status
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// Read battery charge level
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int8_t res = thisModem().streamGetIntBefore(',');
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// Wait for final OK
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thisModem().waitResponse();
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return res;
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}
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uint8_t getBattChargeStateImpl() {
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thisModem().sendAT(GF("+CBC"));
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if (thisModem().waitResponse(GF("+CBC:")) != 1) { return false; }
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// Read battery charge status
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int8_t res = thisModem().streamGetIntBefore(',');
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// Wait for final OK
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thisModem().waitResponse();
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return res;
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}
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bool getBattStatsImpl(uint8_t& chargeState, int8_t& percent,
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uint16_t& milliVolts) {
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thisModem().sendAT(GF("+CBC"));
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if (thisModem().waitResponse(GF("+CBC:")) != 1) { return false; }
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chargeState = thisModem().streamGetIntBefore(',');
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percent = thisModem().streamGetIntBefore(',');
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milliVolts = thisModem().streamGetIntBefore('\n');
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// Wait for final OK
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thisModem().waitResponse();
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return true;
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}
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};
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#endif // SRC_TINYGSMBATTERY_H_
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