172 lines
4.0 KiB
C++
172 lines
4.0 KiB
C++
/**
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*
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* @license MIT License
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*
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* Copyright (c) 2024 lewis he
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*
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* @file PowerDeliveryHUSB238.tpp
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* @author Lewis He (lewishe@outlook.com)
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* @date 2024-07-24
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*
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*/
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#if defined(ARDUINO)
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#include <Arduino.h>
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#else
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#include <math.h>
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#endif /*ARDUINO*/
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#include "XPowersCommon.tpp"
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#include "REG/HUSB238Constants.h"
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class PowerDeliveryHUSB238 :
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public XPowersCommon<PowerDeliveryHUSB238>
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{
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friend class XPowersCommon<PowerDeliveryHUSB238>;
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public:
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enum PD_Status {
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NO_RESPONSE,
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SUCCESS,
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INVALID_CMD,
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NOT_SUPPORT,
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TRANSACTION_FAIL
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};
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enum PD_Voltage {
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PD_5V = 1,
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PD_9V,
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PD_12V,
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PD_15V,
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PD_18V,
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PD_20V
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};
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#if defined(ARDUINO)
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PowerDeliveryHUSB238(TwoWire &w, int sda = SDA, int scl = SCL, uint8_t addr = HUSB238_SLAVE_ADDRESS)
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{
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__wire = &w;
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__sda = sda;
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__scl = scl;
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__addr = addr;
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}
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#endif
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PowerDeliveryHUSB238(uint8_t addr, iic_fptr_t readRegCallback, iic_fptr_t writeRegCallback)
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{
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thisReadRegCallback = readRegCallback;
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thisWriteRegCallback = writeRegCallback;
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__addr = addr;
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}
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PowerDeliveryHUSB238()
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{
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#if defined(ARDUINO)
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__wire = &Wire;
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__sda = SDA;
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__scl = SCL;
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#endif
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__addr = HUSB238_SLAVE_ADDRESS;
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}
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~PowerDeliveryHUSB238()
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{
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log_i("~PowerDeliveryHUSB238");
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deinit();
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}
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#if defined(ARDUINO)
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bool init(TwoWire &w, int sda = SDA, int scl = SCL, uint8_t addr = HUSB238_SLAVE_ADDRESS)
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{
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__wire = &w;
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__sda = sda;
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__scl = scl;
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__addr = addr;
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return begin();
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}
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#endif
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void deinit()
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{
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end();
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}
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uint8_t getPdVoltage()
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{
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int val = readRegister(HUSB238_PD_STATUS0);
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if (val == -1)return 0;
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val &= 0xF0;
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val >>= 4;
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return pd_voltage_list[val];
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}
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float getPdCurrent()
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{
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int val = readRegister(HUSB238_PD_STATUS0);
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if (val == -1)return 0;
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val &= 0x0F;
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return pd_current_list[val];
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}
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void setPdVoltage(PD_Voltage vol)
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{
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writeRegister(HUSB238_SRC_PDO, vol);
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writeRegister(HUSB238_GO_COMMAND, 0x01);
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}
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void resetPdVoltage()
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{
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writeRegister(HUSB238_GO_COMMAND, 0x10);
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}
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bool attach()
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{
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return getRegisterBit(HUSB238_PD_STATUS1, 6);
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}
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PD_Status status()
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{
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int val = readRegister(HUSB238_PD_STATUS1);
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if (val == -1)return NO_RESPONSE;
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val >>= 3;
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val &= 0x03;
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return static_cast<PD_Status>(val);
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}
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private:
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const uint8_t pd_voltage_list[7] = {0, 5, 9, 12, 15, 18, 20};
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const float pd_current_list[16] = {
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0.5, 0.7, 1, 1.25, 1.5, 1.75, 2, 2.25, 2.5,
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2.75, 3, 3.25, 3.5, 4, 4.5, 5
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};
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bool initImpl()
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{
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return readRegister(HUSB238_PD_STATUS0) != -1;
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}
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};
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