mirror of
https://github.com/tinygo-org/drivers.git
synced 2026-07-26 10:38:41 +00:00
axp192: add support for AXP192 single Cell Li-Battery and power system management IC
This commit is contained in:
sago35
Ron Evans
@@ -213,12 +213,14 @@ endif
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@md5sum ./build/test.hex
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tinygo build -size short -o ./build/test.hex -target=feather-m4 ./examples/i2csoft/adt7410/
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@md5sum ./build/test.hex
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tinygo build -size short -o ./build/test.elf -target=wioterminal ./examples/axp192/m5stack-core2-blinky/
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@md5sum ./build/test.hex
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DRIVERS = $(wildcard */)
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NOTESTS = build examples flash semihosting pcd8544 shiftregister st7789 microphone mcp3008 gps microbitmatrix \
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hcsr04 ssd1331 ws2812 thermistor apa102 easystepper ssd1351 ili9341 wifinina shifter hub75 \
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hd44780 buzzer ssd1306 espat l9110x st7735 bmi160 l293x dht keypad4x4 max72xx p1am tone tm1637 \
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pcf8563 mcp2515 servo sdcard rtl8720dn image cmd i2csoft hts221 lps22hb apds9960
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pcf8563 mcp2515 servo sdcard rtl8720dn image cmd i2csoft hts221 lps22hb apds9960 axp192
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TESTS = $(filter-out $(addsuffix /%,$(NOTESTS)),$(DRIVERS))
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unit-test:
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@@ -52,7 +52,7 @@ func main() {
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## Currently supported devices
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The following 72 devices are supported.
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The following 73 devices are supported.
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| Device Name | Interface Type |
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|----------|-------------|
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@@ -63,6 +63,7 @@ The following 72 devices are supported.
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| [APA102 RGB LED](https://cdn-shop.adafruit.com/product-files/2343/APA102C.pdf) | SPI |
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| [APDS9960 Digital proximity, ambient light, RGB and gesture sensor](https://cdn.sparkfun.com/assets/learn_tutorials/3/2/1/Avago-APDS-9960-datasheet.pdf) | I2C |
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| [AT24CX 2-wire serial EEPROM](https://www.openimpulse.com/blog/wp-content/uploads/wpsc/downloadables/24C32-Datasheet.pdf) | I2C |
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| [AXP192 single Cell Li-Battery and Power System Management](https://github.com/m5stack/M5-Schematic/blob/master/Core/AXP192%20Datasheet_v1.1_en_draft_2211.pdf) | I2C |
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| [BBC micro:bit LED matrix](https://github.com/bbcmicrobit/hardware/blob/master/SCH_BBC-Microbit_V1.3B.pdf) | GPIO |
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| [BH1750 ambient light sensor](https://www.mouser.com/ds/2/348/bh1750fvi-e-186247.pdf) | I2C |
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| [BlinkM RGB LED](http://thingm.com/fileadmin/thingm/downloads/BlinkM_datasheet.pdf) | I2C |
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@@ -0,0 +1,258 @@
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// Package axp192 provides a driver for the axp192 I2C Enhanced single Cell
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// Li-Battery and Power System Management IC.
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//
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// http://www.x-powers.com/en.php/Info/product_detail/article_id/29
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// Datasheet: https://github.com/m5stack/M5-Schematic/blob/master/Core/AXP192%20Datasheet_v1.1_en_draft_2211.pdf
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//
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package axp192 // import "tinygo.org/x/drivers/axp192"
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import (
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"tinygo.org/x/drivers"
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)
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type Error uint8
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const (
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ErrInvalidID Error = 0x1
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)
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func (e Error) Error() string {
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switch e {
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case ErrInvalidID:
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return "Invalid chip ID"
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default:
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return "Unknown error"
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}
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}
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type Device struct {
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bus drivers.I2C
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buf []byte
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Address uint8
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}
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// New returns AXP192 device for the provided I2C bus using default address.
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func New(i2c drivers.I2C) *Device {
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return &Device{
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bus: i2c,
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buf: make([]byte, 2),
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Address: Address,
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}
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}
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type Config struct {
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}
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// Configure the AXP192 device.
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func (d *Device) Configure(config Config) error {
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return nil
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}
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// ReadPowerSupplyStatus reads power supply status.
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func (d *Device) ReadPowerSupplyStatus() uint8 {
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return d.read8bit(RegPowerSupplyStatus)
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}
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// SetVbusIPSOutAccessManagement sets VBUS-IPSOUT access management.
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func (d *Device) SetVbusIPSOutAccessManagement(a uint8) {
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d.write1Byte(RegVbusIPSOutAccessManagement, a)
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}
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// GetVbusIPSOutAccessManagement gets VBUS-IPSOUT access management.
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func (d *Device) GetVbusIPSOutAccessManagement() uint8 {
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return d.read8bit(RegVbusIPSOutAccessManagement)
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}
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// SetGPIO1Control sets GPIO1 function.
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func (d *Device) SetGPIO1Control(a uint8) {
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d.write1Byte(RegGPIO1Control, a)
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}
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// GetGPIO1Control gets GPIO1 function.
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func (d *Device) GetGPIO1Control() uint8 {
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return d.read8bit(RegGPIO1Control)
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}
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// SetGPIO2Control sets GPIO2 function.
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func (d *Device) SetGPIO2Control(a uint8) {
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d.write1Byte(RegGPIO2Control, a)
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}
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// GetGPIO2Control gets GPIO2 function.
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func (d *Device) GetGPIO2Control() uint8 {
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return d.read8bit(RegGPIO2Control)
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}
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// SetGPIO20SignalStatus sets GPIO[2:0] signal status.
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func (d *Device) SetGPIO20SignalStatus(a uint8) {
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d.write1Byte(RegGPIO20SignalStatus, a)
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}
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// GetGPIO20SignalStatus gets GPIO[2:0] signal status.
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func (d *Device) GetGPIO20SignalStatus() uint8 {
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return d.read8bit(RegGPIO20SignalStatus)
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}
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// SetBackupBatteryChargingControl sets backup battery charge control.
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func (d *Device) SetBackupBatteryChargingControl(a uint8) {
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d.write1Byte(RegBackupBatteryChargingControl, a)
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}
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// GetBackupBatteryChargingControl gets backup battery charge control.
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func (d *Device) GetBackupBatteryChargingControl() uint8 {
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return d.read8bit(RegBackupBatteryChargingControl)
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}
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// SetDCDC1VoltageSet sets DC-DC1 output voltage.
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func (d *Device) SetDCDC1VoltageSet(a uint8) {
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d.write1Byte(RegDCDC1VoltageSet, a)
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}
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// GetDCDC1VoltageSet gets DC-DC1 output voltage.
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func (d *Device) GetDCDC1VoltageSet() uint8 {
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return d.read8bit(RegDCDC1VoltageSet)
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}
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// SetDCDC2VoltageSet sets DC-DC2 dynamic voltage parameter.
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func (d *Device) SetDCDC2VoltageSet(a uint8) {
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d.write1Byte(RegDCDC2VoltageSet, a)
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}
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// GetDCDC2VoltageSet gets DC-DC2 dynamic voltage parameter.
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func (d *Device) GetDCDC2VoltageSet() uint8 {
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return d.read8bit(RegDCDC2VoltageSet)
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}
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// SetDCDC3VoltageSet sets DC-DC3 output voltage.
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func (d *Device) SetDCDC3VoltageSet(a uint8) {
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d.write1Byte(RegDCDC3VoltageSet, a)
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}
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// GetDCDC3VoltageSet gets DC-DC3 output voltage.
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func (d *Device) GetDCDC3VoltageSet() uint8 {
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return d.read8bit(RegDCDC3VoltageSet)
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}
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// SetLDO23VoltageSet sets LDO2/3 output voltage.
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func (d *Device) SetLDO23VoltageSet(a uint8) {
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d.write1Byte(RegLDO23VoltageSet, a)
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}
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// GetLDO23VoltageSet gets LDO2/3 output voltage.
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func (d *Device) GetLDO23VoltageSet() uint8 {
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return d.read8bit(RegLDO23VoltageSet)
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}
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// SetDCDC13LDO23Switch sets DC-DC1/3 & LOD2/3 output control.
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func (d *Device) SetDCDC13LDO23Switch(a uint8) {
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d.write1Byte(RegDCDC13LDO23Switch, a)
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}
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// GetDCDC13LDO23Switch gets DC-DC1/3 & LOD2/3 output control.
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func (d *Device) GetDCDC13LDO23Switch() uint8 {
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return d.read8bit(RegDCDC13LDO23Switch)
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}
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// SetGPIO43FunctionControl sets GPIO[4:3] pin function.
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func (d *Device) SetGPIO43FunctionControl(a uint8) {
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d.write1Byte(RegGPIO43FunctionControl, a)
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}
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// GetGPIO43FunctionControl gets GPIO[4:3] pin function.
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func (d *Device) GetGPIO43FunctionControl() uint8 {
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return d.read8bit(RegGPIO43FunctionControl)
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}
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// SetPEKParameterSet sets PEK press key parameter.
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func (d *Device) SetPEKParameterSet(a uint8) {
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d.write1Byte(RegPEKParameterSet, a)
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}
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// GetPEKParameterSet gets PEK press key parameter.
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func (d *Device) GetPEKParameterSet() uint8 {
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return d.read8bit(RegPEKParameterSet)
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}
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// SetADCEnableSet sets ADC enable 1.
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func (d *Device) SetADCEnableSet(a uint8) {
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d.write1Byte(RegADCEnableSet, a)
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}
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// GetADCEnableSet gets ADC enable 1.
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func (d *Device) GetADCEnableSet() uint8 {
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return d.read8bit(RegADCEnableSet)
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}
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// SetGPIO43SignalStatus sets GPIO[4:3] signal status.
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func (d *Device) SetGPIO43SignalStatus(a uint8) {
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d.write1Byte(RegGPIO43SignalStatus, a)
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}
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// GetGPIO43SignalStatus gets GPIO[4:3] signal status.
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func (d *Device) GetGPIO43SignalStatus() uint8 {
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return d.read8bit(RegGPIO43SignalStatus)
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}
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// SetDCVoltage sets DC voltage.
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func (d *Device) SetDCVoltage(number uint8, voltage uint16) {
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if voltage < 700 {
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voltage = 0
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} else {
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voltage = (voltage - 700) / 25
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}
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switch number {
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case 0:
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v := d.GetDCDC1VoltageSet()
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d.SetDCDC1VoltageSet((v & 0x80) | (uint8(voltage) & 0x7F))
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case 1:
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v := d.GetDCDC2VoltageSet()
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d.SetDCDC2VoltageSet((v & 0x80) | (uint8(voltage) & 0x7F))
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case 2:
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v := d.GetDCDC3VoltageSet()
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d.SetDCDC3VoltageSet((v & 0x80) | (uint8(voltage) & 0x7F))
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}
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}
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// SetLDOVoltage sets LDO voltage.
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func (d *Device) SetLDOVoltage(number uint8, voltage uint16) {
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if voltage > 3300 {
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voltage = 15
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} else {
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voltage = (voltage / 100) - 18
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}
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switch number {
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case 2:
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v := d.GetLDO23VoltageSet()
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d.SetLDO23VoltageSet((v & 0x0F) | (uint8(voltage) << 4))
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break
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case 3:
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v := d.GetLDO23VoltageSet()
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d.SetLDO23VoltageSet((v & 0xF0) | uint8(voltage))
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break
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}
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}
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// SetLDOEnable enable LDO.
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func (d *Device) SetLDOEnable(number uint8, state bool) {
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mark := uint8(0x01)
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mark <<= number
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switch number {
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case 2:
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v := d.GetDCDC13LDO23Switch()
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d.SetDCDC13LDO23Switch(v | mark)
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case 3:
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v := d.GetDCDC13LDO23Switch()
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d.SetDCDC13LDO23Switch(v & (^mark))
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}
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}
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func (d *Device) write1Byte(reg, data uint8) {
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d.bus.WriteRegister(d.Address, reg, []byte{data})
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}
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func (d *Device) read8bit(reg uint8) uint8 {
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d.bus.ReadRegister(d.Address, reg, d.buf[:1])
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return d.buf[0]
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}
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@@ -0,0 +1,158 @@
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package axp192
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import (
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"time"
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"tinygo.org/x/drivers"
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axp192orig "tinygo.org/x/drivers/axp192"
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)
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// Device wraps an I2C connection to a AXP192 device.
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type Device struct {
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*axp192orig.Device
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LED Pin
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RST Pin
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SPK_EN Pin
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}
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// New creates a new AXP192 connection. The I2C bus must already be
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// configured.
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//
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// This function only creates the Device object, it does not touch the device.
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func New(i2c drivers.I2C) *Device {
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d := axp192orig.New(i2c)
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axp := &Device{
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Device: d,
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}
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axp.LED = Pin{pin: 1, axp: axp}
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axp.SPK_EN = Pin{pin: 2, axp: axp}
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axp.RST = Pin{pin: 4, axp: axp}
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axp.begin()
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return axp
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}
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type Config struct {
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}
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// Configure sets up the device for communication
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func (d *Device) Configure(config Config) error {
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return d.Device.Configure(axp192orig.Config{})
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}
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func (d *Device) begin() {
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d.SetVbusIPSOutAccessManagement((d.GetVbusIPSOutAccessManagement() & 0x04) | 0x02)
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d.SetGPIO1Control(d.GetGPIO1Control() & 0xF8)
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d.SetGPIO2Control(d.GetGPIO2Control() & 0xF8)
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d.SetBackupBatteryChargingControl((d.GetBackupBatteryChargingControl() & 0x1C) | 0xA2)
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d.SetESPVoltage(3350)
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d.SetLcdVoltage(3300)
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d.SetLDOVoltage(2, 3300) //Periph power voltage preset (LCD_logic, SD card)
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d.SetLDOVoltage(3, 2000) //Vibrator power voltage preset
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d.SetLDOEnable(2, true)
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d.SetDCDC3(true) // LCD Backlight
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// GPIO4 : LCD Reset
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d.SetGPIO43FunctionControl((d.GetGPIO43FunctionControl() & 0x72) | 0x84)
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// Power On/Off Setting
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d.SetPEKParameterSet(0x4C)
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d.SetADCEnableSet(0xFF)
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d.RST.Low()
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time.Sleep(100 * time.Millisecond)
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d.RST.High()
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time.Sleep(100 * time.Millisecond)
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}
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// ToggleLED toggles LED connected to AXP192.
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func (d *Device) ToggleLED() {
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v := d.GetGPIO20SignalStatus()
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if (v & 0x02) > 0 {
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d.SetGPIO20SignalStatus(v & 0xFD)
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} else {
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d.SetGPIO20SignalStatus(v | 0x02)
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}
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}
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// SetESPVoltage sets voltage of ESP32.
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func (d *Device) SetESPVoltage(voltage uint16) {
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if voltage >= 3000 && voltage <= 3400 {
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d.SetDCVoltage(0, voltage)
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}
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}
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// SetLcdVoltage sets voltage of LCD.
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func (d *Device) SetLcdVoltage(voltage uint16) {
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if voltage >= 2500 && voltage <= 3300 {
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d.SetDCVoltage(2, voltage)
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}
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}
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// SetDCDC3 enables or disables DCDC3.
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func (d *Device) SetDCDC3(State bool) {
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v := d.GetDCDC13LDO23Switch()
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if State == true {
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v = (1 << 1) | v
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} else {
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v = ^(uint8(1) << 1) & v
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}
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d.SetDCDC13LDO23Switch(v)
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}
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// Pin is a single pin on AXP192.
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type Pin struct {
|
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pin uint8
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axp *Device
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}
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// High sets this GPIO pin to high.
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func (p Pin) High() {
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switch p.pin {
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case 1: // LED
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v := p.axp.GetGPIO20SignalStatus()
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p.axp.SetGPIO20SignalStatus(v | 0x02)
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case 2: // SPK_EN
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case 4: // RST
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v := p.axp.GetGPIO43SignalStatus()
|
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v |= uint8(0x02)
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p.axp.SetGPIO43SignalStatus(v)
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}
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||||
}
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// Low sets this GPIO pin to low.
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func (p Pin) Low() {
|
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switch p.pin {
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case 1: // LED
|
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v := p.axp.GetGPIO20SignalStatus()
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p.axp.SetGPIO20SignalStatus(v & 0xFD)
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||||
case 2: // SPK_EN
|
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case 4: // RST
|
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v := p.axp.GetGPIO43SignalStatus()
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v &= ^uint8(0x02)
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p.axp.SetGPIO43SignalStatus(v)
|
||||
}
|
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}
|
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|
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// Toggle switches an output pin from low to high or from high to low.
|
||||
func (p Pin) Toggle() {
|
||||
switch p.pin {
|
||||
case 1: // LED
|
||||
v := p.axp.GetGPIO20SignalStatus()
|
||||
if (v & 0x02) == 0 {
|
||||
p.axp.SetGPIO20SignalStatus(v | 0x02)
|
||||
} else {
|
||||
p.axp.SetGPIO20SignalStatus(v & 0xFD)
|
||||
}
|
||||
case 2: // SPK_EN
|
||||
case 4: // RST
|
||||
v := p.axp.GetGPIO43SignalStatus()
|
||||
if (v & 0x02) == 0 {
|
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v |= uint8(0x02)
|
||||
} else {
|
||||
v &= ^uint8(0x02)
|
||||
}
|
||||
p.axp.SetGPIO43SignalStatus(v)
|
||||
}
|
||||
}
|
||||
@@ -0,0 +1,127 @@
|
||||
package axp192
|
||||
|
||||
// power supply control class
|
||||
// 0x00 Power supply status register
|
||||
// 0x01 Power supply mode/charging status register
|
||||
// 0x04 OTG VBUS status register
|
||||
// 0x06‐09 Data buffer register
|
||||
// 0x10 EXTEN & DC‐DC2 switch register
|
||||
// 0x12 DC‐DC1/3 & LDO2/3switch register
|
||||
// 0x23 DC‐DC2 voltage set register
|
||||
// 0x25 DC‐DC2 voltage slope set register
|
||||
// 0x26 DC‐DC1voltage set register
|
||||
// 0x27 DC‐DC3 voltage set register
|
||||
// 0x28 LDO2/3 voltage set register
|
||||
// 0x30 VBUS‐IPSOUT access set register
|
||||
// 0x31 VOFF power off voltage set register
|
||||
// 0x32 Power off、battery detect、CHGLED control register
|
||||
// 0x33 Charging control register1
|
||||
// 0x34 Charging control register2
|
||||
// 0x35 Backup battery charging control register
|
||||
// 0x36 PEK parameter set register
|
||||
// 0x37 DCDC switch frequency set register
|
||||
// 0x38 Battery charging under temperature warning set register
|
||||
// 0x39 Battery charging over temperature warning set register
|
||||
// 0x3A APS under voltage Level1 set register
|
||||
// 0x3B APS under voltage Level2 set register
|
||||
// 0x3C Battery discharging under temperature warning set register
|
||||
// 0x3D Battery discharging over temperature warning set register
|
||||
// 0x80 DCDC mode set register
|
||||
// 0x82 ADC enable set register 1
|
||||
// 0x83 ADC enable set register 2
|
||||
// 0x84 ADC sample frequency set, TS pin control register
|
||||
// 0x85 GPIO [3:0] input range set register
|
||||
// 0x8A Timer control register
|
||||
// 0x8B VBUS monitor set register
|
||||
// 0x8F Over temperature power off control register
|
||||
|
||||
// GPIO control class
|
||||
// 0x90 GPIO0 control register
|
||||
// 0x91 GPIO0 LDO mode output voltage set register
|
||||
// 0x92 GPIO1 control register
|
||||
// 0x93 GPIO2 control register
|
||||
// 0x94 GPIO[2:0] signal status register
|
||||
// 0x95 GPIO[4:3] function control register
|
||||
// 0x96 GPIO[4:3] signal status register
|
||||
// 0x97 GPIO[2:0] pull down control register
|
||||
// 0x98 PWM1 frequency set register
|
||||
// 0x99 PWM1 duty ratio set register 1
|
||||
// 0x9A PWM1 duty ratio set register 2
|
||||
// 0x9B PWM2 frequency set register
|
||||
// 0x9C PWM2 duty ratio set register 1
|
||||
// 0x9D PWM2 duty ratio set register 2
|
||||
// 0x9E GPIO5 control register
|
||||
|
||||
// IRQ control class
|
||||
// 0x40 IRQ enable control register 1
|
||||
// 0x41 IRQ enable control register 2
|
||||
// 0x42 IRQ enable control register 3
|
||||
// 0x43 IRQ enable control register 4
|
||||
// 0x44 IRQ status register 1
|
||||
// 0x45 IRQ status register 2
|
||||
// 0x46 IRQ status register 3
|
||||
// 0x47 IRQ status register 4
|
||||
|
||||
// ADC data class
|
||||
// 0x56 ACIN voltage ADC data high 8 bit
|
||||
// 0x57 ACIN voltage ADC data low 4 bit
|
||||
// 0x58 ACIN current ADC data high 8 bit
|
||||
// 0x59 ACIN current ADC data low 4 bit
|
||||
// 0x5A VBUS voltage ADC data high 8 bit
|
||||
// 0x5B VBUS voltage ADC data low 4 bit
|
||||
// 0x5C VBUS current ADC data high 8 bit
|
||||
// 0x5D VBUS current ADC data low 4 bit
|
||||
// 0x5E AXP192 internal temperature monitor ADC data High 8 bit
|
||||
// 0x5F AXP192 internal temperature monitor ADC data low 4 bit
|
||||
// 0x62 TS input ADC data High 8 bit，monitor battery temperature by default
|
||||
// 0x63 TS input ADC data low 4 bit，monitor battery temperature by default
|
||||
// 0x64 GPIO0 voltage ADC data high 8 bit
|
||||
// 0x65 GPIO0 voltage ADC data low 4 bit
|
||||
// 0x66 GPIO1 voltage ADC data high 8 bit
|
||||
// 0x67 GPIO1 voltage ADC data low 4 bit
|
||||
// 0x68 GPIO2 voltage ADC data high 8 bit
|
||||
// 0x69 GPIO2 voltage ADC data low 4 bit
|
||||
// 0x6A GPIO[3] voltage ADC data high 8 bit
|
||||
// 0x6B GPIO[3] voltage ADC data low 4 bit
|
||||
// 0x70 Battery instantaneous power high 8 bit
|
||||
// 0x71 Battery instantaneous power middle 8 bit
|
||||
// 0x72 Battery instantaneous power low 8 bit
|
||||
// 0x78 Battery voltage high 8 bit
|
||||
// 0x79 Battery voltage low 4 bit
|
||||
// 0x7A Battery charging current high 8 bit
|
||||
// 0x7B Battery charging current low 5 bit
|
||||
// 0x7C Battery discharging current high 8 bit
|
||||
// 0x7D Battery discharging current low 5 bit
|
||||
// 0x7E APS voltage high 8 bit
|
||||
// 0x7F APS voltage low 4 bit
|
||||
// 0xB0 Battery charging coulomb counter data register 3
|
||||
// 0xB1 Battery charging coulomb counter data register 2
|
||||
// 0xB2 Battery charging coulomb counter data register 1
|
||||
// 0xB3 Battery charging coulomb counter data register 0
|
||||
// 0xB4 Battery discharging coulomb counter data register 3
|
||||
// 0xB5 Battery discharging coulomb counter data register 2
|
||||
// 0xB6 Battery discharging coulomb counter data register 1
|
||||
// 0xB7 Battery discharging coulomb counter data register 0
|
||||
// 0xB8 Coulomb counter control register
|
||||
|
||||
const (
|
||||
// Address is default I2C address.
|
||||
Address = 0x34
|
||||
|
||||
RegPowerSupplyStatus = 0x00
|
||||
RegDCDC13LDO23Switch = 0x12
|
||||
RegVbusIPSOutAccessManagement = 0x30
|
||||
RegBackupBatteryChargingControl = 0x35
|
||||
RegDCDC2VoltageSet = 0x25
|
||||
RegDCDC1VoltageSet = 0x26
|
||||
RegDCDC3VoltageSet = 0x27
|
||||
RegLDO23VoltageSet = 0x28
|
||||
RegPEKParameterSet = 0x36
|
||||
RegADCEnableSet = 0x82
|
||||
|
||||
RegGPIO1Control = 0x92
|
||||
RegGPIO2Control = 0x93
|
||||
RegGPIO20SignalStatus = 0x94
|
||||
RegGPIO43FunctionControl = 0x95
|
||||
RegGPIO43SignalStatus = 0x96
|
||||
)
|
||||
@@ -0,0 +1,25 @@
|
||||
package main
|
||||
|
||||
import (
|
||||
"machine"
|
||||
"time"
|
||||
|
||||
axp192 "tinygo.org/x/drivers/axp192/m5stack-core2-axp192"
|
||||
"tinygo.org/x/drivers/i2csoft"
|
||||
)
|
||||
|
||||
func main() {
|
||||
i2c := i2csoft.New(machine.SCL0_PIN, machine.SDA0_PIN)
|
||||
i2c.Configure(i2csoft.I2CConfig{Frequency: 100e3})
|
||||
|
||||
axp := axp192.New(i2c)
|
||||
led := axp.LED
|
||||
|
||||
for {
|
||||
led.Low()
|
||||
time.Sleep(time.Millisecond * 500)
|
||||
|
||||
led.High()
|
||||
time.Sleep(time.Millisecond * 500)
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user