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Code Issues Packages Projects Releases 10 Wiki Activity

i2c iface refactor: Resolve 559

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This commit is contained in:
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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lps22hb/lps22hb.go
+9 -8
View File
@@ -5,6 +5,7 @@ package lps22hb
import (
"tinygo.org/x/drivers"
"tinygo.org/x/drivers/internal/legacy"
)
// Device wraps an I2C connection to a HTS221 device.
@@ -27,9 +28,9 @@ func (d *Device) ReadPressure() (pressure int32, err error) {
// read data
data := []byte{0, 0, 0}
d.bus.ReadRegister(d.Address, LPS22HB_PRESS_OUT_REG, data[:1])
d.bus.ReadRegister(d.Address, LPS22HB_PRESS_OUT_REG+1, data[1:2])
d.bus.ReadRegister(d.Address, LPS22HB_PRESS_OUT_REG+2, data[2:])
legacy.ReadRegister(d.bus, d.Address, LPS22HB_PRESS_OUT_REG, data[:1])
legacy.ReadRegister(d.bus, d.Address, LPS22HB_PRESS_OUT_REG+1, data[1:2])
legacy.ReadRegister(d.bus, d.Address, LPS22HB_PRESS_OUT_REG+2, data[2:])
pValue := float32(uint32(data[2])<<16|uint32(data[1])<<8|uint32(data[0])) / 4096.0
return int32(pValue * 1000), nil
@@ -39,7 +40,7 @@ func (d *Device) ReadPressure() (pressure int32, err error) {
// It does a "who am I" request and checks the response.
func (d *Device) Connected() bool {
data := []byte{0}
d.bus.ReadRegister(d.Address, LPS22HB_WHO_AM_I_REG, data)
legacy.ReadRegister(d.bus, d.Address, LPS22HB_WHO_AM_I_REG, data)
return data[0] == 0xB1
}
@@ -49,8 +50,8 @@ func (d *Device) ReadTemperature() (temperature int32, err error) {
// read data
data := []byte{0, 0}
d.bus.ReadRegister(d.Address, LPS22HB_TEMP_OUT_REG, data[:1])
d.bus.ReadRegister(d.Address, LPS22HB_TEMP_OUT_REG+1, data[1:])
legacy.ReadRegister(d.bus, d.Address, LPS22HB_TEMP_OUT_REG, data[:1])
legacy.ReadRegister(d.bus, d.Address, LPS22HB_TEMP_OUT_REG+1, data[1:])
tValue := float32(int16(uint16(data[1])<<8|uint16(data[0]))) / 100.0
return int32(tValue * 1000), nil
@@ -61,12 +62,12 @@ func (d *Device) ReadTemperature() (temperature int32, err error) {
// wait and trigger one shot in block update
func (d *Device) waitForOneShot() {
// trigger one shot
d.bus.WriteRegister(d.Address, LPS22HB_CTRL2_REG, []byte{0x01})
legacy.WriteRegister(d.bus, d.Address, LPS22HB_CTRL2_REG, []byte{0x01})
// wait until one shot is cleared
data := []byte{1}
for {
d.bus.ReadRegister(d.Address, LPS22HB_CTRL2_REG, data)
legacy.ReadRegister(d.bus, d.Address, LPS22HB_CTRL2_REG, data)
if data[0]&0x01 == 0 {
break
}
lps22hb/lps22hb_generic.go
+2 -2
View File
@@ -2,10 +2,10 @@
package lps22hb
import "tinygo.org/x/drivers"
import "tinygo.org/x/drivers/internal/legacy"
// Configure sets up the LPS22HB device for communication.
func (d *Device) Configure() {
// set to block update mode
d.bus.WriteRegister(d.Address, LPS22HB_CTRL1_REG, []byte{0x02})
legacy.WriteRegister(d.bus, d.Address, LPS22HB_CTRL1_REG, []byte{0x02})
}
lps22hb/lps22hb_nano_33_ble.go
+1 -1
View File
@@ -18,5 +18,5 @@ func (d *Device) Configure() {
time.Sleep(10 * time.Millisecond)
// set to block update mode
d.bus.WriteRegister(d.Address, LPS22HB_CTRL1_REG, []byte{0x02})
legacy.WriteRegister(d.bus, d.Address, LPS22HB_CTRL1_REG, []byte{0x02})
}