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i2c iface refactor: Resolve 559

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soypat
2023-05-28 18:03:19 -03:00
committed by Ron Evans
parent e20c6d05f8
commit e6f82fad2e
37 changed files with 313 additions and 247 deletions
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amg88xx/amg88xx.go
+17 -16
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@@ -8,6 +8,7 @@ import (
"time"
"tinygo.org/x/drivers"
"tinygo.org/x/drivers/internal/legacy"
)
// Device wraps an I2C connection to a AMG88xx device.
@@ -48,7 +49,7 @@ func (d *Device) Configure(cfg Config) {
// ReadPixels returns the 64 values (8x8 grid) of the sensor converted to millicelsius
func (d *Device) ReadPixels(buffer *[64]int16) {
d.bus.ReadRegister(uint8(d.Address), PIXEL_OFFSET, d.data)
legacy.ReadRegister(d.bus, uint8(d.Address), PIXEL_OFFSET, d.data)
for i := 0; i < 64; i++ {
buffer[i] = int16((uint16(d.data[2*i+1]) << 8) | uint16(d.data[2*i]))
if (buffer[i] & (1 << 11)) > 0 { // temperature negative
@@ -61,17 +62,17 @@ func (d *Device) ReadPixels(buffer *[64]int16) {
// SetPCTL sets the PCTL
func (d *Device) SetPCTL(pctl uint8) {
d.bus.WriteRegister(uint8(d.Address), PCTL, []byte{pctl})
legacy.WriteRegister(d.bus, uint8(d.Address), PCTL, []byte{pctl})
}
// SetReset sets the reset value
func (d *Device) SetReset(rst uint8) {
d.bus.WriteRegister(uint8(d.Address), RST, []byte{rst})
legacy.WriteRegister(d.bus, uint8(d.Address), RST, []byte{rst})
}
// SetFrameRate configures the frame rate
func (d *Device) SetFrameRate(framerate uint8) {
d.bus.WriteRegister(uint8(d.Address), FPSC, []byte{framerate & 0x01})
legacy.WriteRegister(d.bus, uint8(d.Address), FPSC, []byte{framerate & 0x01})
}
// SetMovingAverageMode sets the moving average mode
@@ -80,7 +81,7 @@ func (d *Device) SetMovingAverageMode(mode bool) {
if mode {
value = 1
}
d.bus.WriteRegister(uint8(d.Address), AVE, []byte{value << 5})
legacy.WriteRegister(d.bus, uint8(d.Address), AVE, []byte{value << 5})
}
// SetInterruptLevels sets the interrupt levels
@@ -97,8 +98,8 @@ func (d *Device) SetInterruptLevelsHysteresis(high int16, low int16, hysteresis
if high > 4095 {
high = 4095
}
d.bus.WriteRegister(uint8(d.Address), INTHL, []byte{uint8(high & 0xFF)})
d.bus.WriteRegister(uint8(d.Address), INTHL, []byte{uint8((high & 0xFF) >> 4)})
legacy.WriteRegister(d.bus, uint8(d.Address), INTHL, []byte{uint8(high & 0xFF)})
legacy.WriteRegister(d.bus, uint8(d.Address), INTHL, []byte{uint8((high & 0xFF) >> 4)})
low = low / PIXEL_TEMP_CONVERSION
if low < -4095 {
@@ -107,8 +108,8 @@ func (d *Device) SetInterruptLevelsHysteresis(high int16, low int16, hysteresis
if low > 4095 {
low = 4095
}
d.bus.WriteRegister(uint8(d.Address), INTHL, []byte{uint8(low & 0xFF)})
d.bus.WriteRegister(uint8(d.Address), INTHL, []byte{uint8((low & 0xFF) >> 4)})
legacy.WriteRegister(d.bus, uint8(d.Address), INTHL, []byte{uint8(low & 0xFF)})
legacy.WriteRegister(d.bus, uint8(d.Address), INTHL, []byte{uint8((low & 0xFF) >> 4)})
hysteresis = hysteresis / PIXEL_TEMP_CONVERSION
if hysteresis < -4095 {
@@ -117,32 +118,32 @@ func (d *Device) SetInterruptLevelsHysteresis(high int16, low int16, hysteresis
if hysteresis > 4095 {
hysteresis = 4095
}
d.bus.WriteRegister(uint8(d.Address), INTHL, []byte{uint8(hysteresis & 0xFF)})
d.bus.WriteRegister(uint8(d.Address), INTHL, []byte{uint8((hysteresis & 0xFF) >> 4)})
legacy.WriteRegister(d.bus, uint8(d.Address), INTHL, []byte{uint8(hysteresis & 0xFF)})
legacy.WriteRegister(d.bus, uint8(d.Address), INTHL, []byte{uint8((hysteresis & 0xFF) >> 4)})
}
// EnableInterrupt enables the interrupt pin on the device
func (d *Device) EnableInterrupt() {
d.interruptEnable = 1
d.bus.WriteRegister(uint8(d.Address), INTC, []byte{((uint8(d.interruptMode) << 1) | d.interruptEnable) & 0x03})
legacy.WriteRegister(d.bus, uint8(d.Address), INTC, []byte{((uint8(d.interruptMode) << 1) | d.interruptEnable) & 0x03})
}
// DisableInterrupt disables the interrupt pin on the device
func (d *Device) DisableInterrupt() {
d.interruptEnable = 0
d.bus.WriteRegister(uint8(d.Address), INTC, []byte{((uint8(d.interruptMode) << 1) | d.interruptEnable) & 0x03})
legacy.WriteRegister(d.bus, uint8(d.Address), INTC, []byte{((uint8(d.interruptMode) << 1) | d.interruptEnable) & 0x03})
}
// SetInterruptMode sets the interrupt mode
func (d *Device) SetInterruptMode(mode InterruptMode) {
d.interruptMode = mode
d.bus.WriteRegister(uint8(d.Address), INTC, []byte{((uint8(d.interruptMode) << 1) | d.interruptEnable) & 0x03})
legacy.WriteRegister(d.bus, uint8(d.Address), INTC, []byte{((uint8(d.interruptMode) << 1) | d.interruptEnable) & 0x03})
}
// GetInterrupt reads the state of the triggered interrupts
func (d *Device) GetInterrupt() []uint8 {
data := make([]uint8, 8)
d.bus.ReadRegister(uint8(d.Address), INT_OFFSET, data)
legacy.ReadRegister(d.bus, uint8(d.Address), INT_OFFSET, data)
return data
}
@@ -154,6 +155,6 @@ func (d *Device) ClearInterrupt() {
// ReadThermistor reads the onboard thermistor
func (d *Device) ReadThermistor() int16 {
data := make([]uint8, 2)
d.bus.ReadRegister(uint8(d.Address), TTHL, data)
legacy.ReadRegister(d.bus, uint8(d.Address), TTHL, data)
return (int16((uint16(data[1])<<8)|uint16(data[0])) * THERMISTOR_CONVERSION) / 10
}