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Use int16 for ADXL345 readings (#656)

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ADXL345: fix: use int16 for ADXL345 readings
This commit is contained in:
Niccolò Maggioni
2024-02-24 19:16:06 +01:00
committed by GitHub
parent c344e5d879
commit 8665d44e0f
1 changed files with 7 additions and 7 deletions
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adxl345/adxl345.go
+7 -7
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@@ -95,16 +95,16 @@ func (d *Device) Restart() {
func (d *Device) ReadAcceleration() (x int32, y int32, z int32, err error) { func (d *Device) ReadAcceleration() (x int32, y int32, z int32, err error) {
rx, ry, rz := d.ReadRawAcceleration() rx, ry, rz := d.ReadRawAcceleration()
x = d.dataFormat.convertToIS(rx) x = int32(d.dataFormat.convertToIS(rx))
y = d.dataFormat.convertToIS(ry) y = int32(d.dataFormat.convertToIS(ry))
z = d.dataFormat.convertToIS(rz) z = int32(d.dataFormat.convertToIS(rz))
return return
} }
// ReadRawAcceleration reads the sensor values and returns the raw x, y and z axis // ReadRawAcceleration reads the sensor values and returns the raw x, y and z axis
// from the adxl345. // from the adxl345.
func (d *Device) ReadRawAcceleration() (x int32, y int32, z int32) { func (d *Device) ReadRawAcceleration() (x int16, y int16, z int16) {
data := []byte{0, 0, 0, 0, 0, 0} data := []byte{0, 0, 0, 0, 0, 0}
legacy.ReadRegister(d.bus, uint8(d.Address), REG_DATAX0, data) legacy.ReadRegister(d.bus, uint8(d.Address), REG_DATAX0, data)
@@ -140,7 +140,7 @@ func (d *Device) SetRange(sensorRange Range) bool {
} }
// convertToIS adjusts the raw values from the adxl345 with the range configuration // convertToIS adjusts the raw values from the adxl345 with the range configuration
func (d *dataFormat) convertToIS(rawValue int32) int32 { func (d *dataFormat) convertToIS(rawValue int16) int16 {
switch d.sensorRange { switch d.sensorRange {
case RANGE_2G: case RANGE_2G:
return rawValue * 4 // rawValue * 2 * 1000 / 512 return rawValue * 4 // rawValue * 2 * 1000 / 512
@@ -190,6 +190,6 @@ func (b *bwRate) toByte() (bits uint8) {
} }
// readInt converts two bytes to int16 // readInt converts two bytes to int16
func readIntLE(msb byte, lsb byte) int32 { func readIntLE(msb byte, lsb byte) int16 {
return int32(uint16(msb) | uint16(lsb)<<8) return int16(uint16(msb) | uint16(lsb)<<8)
} }