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100 lines
2.7 KiB
C++
100 lines
2.7 KiB
C++
#ifdef ARDUINO_NRF52840_PPR
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#include "PmuBQ25703A.h"
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#include <assert.h>
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// Default address for device. Note, it is without read/write bit. When read with analyser,
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// this will appear 1 bit shifted to the left
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#define BQ25703ADevaddr 0xD6
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const byte Lorro_BQ25703A::BQ25703Aaddr = BQ25703ADevaddr;
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void PmuBQ25703A::init()
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{
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// Set the watchdog timer to not have a timeout
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regs.chargeOption0.set_WDTMR_ADJ(0);
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assert(writeRegEx(regs.chargeOption0)); // FIXME, instead log a critical hw failure and reboot
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delay(15); // FIXME, why are these delays required? - check datasheet
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// Set the ADC on IBAT and PSYS to record values
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// When changing bitfield values, call the writeRegEx function
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// This is so you can change all the bits you want before sending out the byte.
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regs.chargeOption1.set_EN_IBAT(1);
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regs.chargeOption1.set_EN_PSYS(1);
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assert(writeRegEx(regs.chargeOption1));
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delay(15);
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// Set ADC to make continuous readings. (uses more power)
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regs.aDCOption.set_ADC_CONV(1);
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// Set individual ADC registers to read. All have default off.
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regs.aDCOption.set_EN_ADC_VBUS(1);
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regs.aDCOption.set_EN_ADC_PSYS(1);
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regs.aDCOption.set_EN_ADC_IDCHG(1);
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regs.aDCOption.set_EN_ADC_ICHG(1);
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regs.aDCOption.set_EN_ADC_VSYS(1);
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regs.aDCOption.set_EN_ADC_VBAT(1);
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// Once bits have been twiddled, send bytes to device
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assert(writeRegEx(regs.aDCOption));
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delay(15);
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}
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#endif
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/*
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//Initialise the device and library
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Lorro_BQ25703A BQ25703A;
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//Instantiate with reference to global set
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extern Lorro_BQ25703A::Regt BQ25703Areg;
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uint32_t previousMillis;
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uint16_t loopInterval = 1000;
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void setup() {
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Serial.begin(115200);
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}
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void loop() {
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uint32_t currentMillis = millis();
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if( currentMillis - previousMillis > loopInterval ){
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previousMillis = currentMillis;
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Serial.print( "Voltage of VBUS: " );
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Serial.print( BQ25703Areg.aDCVBUSPSYS.get_VBUS() );
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Serial.println( "mV" );
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delay( 15 );
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Serial.print( "System power usage: " );
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Serial.print( BQ25703Areg.aDCVBUSPSYS.get_sysPower() );
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Serial.println( "W" );
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delay( 15 );
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Serial.print( "Voltage of VBAT: " );
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Serial.print( BQ25703Areg.aDCVSYSVBAT.get_VBAT() );
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Serial.println( "mV" );
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delay( 15 );
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Serial.print( "Voltage of VSYS: " );
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Serial.print( BQ25703Areg.aDCVSYSVBAT.get_VSYS() );
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Serial.println( "mV" );
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delay( 15 );
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Serial.print( "Charging current: " );
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Serial.print( BQ25703Areg.aDCIBAT.get_ICHG() );
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Serial.println( "mA" );
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delay( 15 );
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Serial.print( "Voltage of VSYS: " );
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Serial.print( BQ25703Areg.aDCIBAT.get_IDCHG() );
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Serial.println( "mA" );
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delay( 15 );
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}
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}*/ |