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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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mma8653/mma8653.go
+9 -6
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@@ -5,7 +5,10 @@
// https://www.nxp.com/docs/en/data-sheet/MMA8653FC.pdf
package mma8653 // import "tinygo.org/x/drivers/mma8653"
import "tinygo.org/x/drivers"
import (
"tinygo.org/x/drivers"
"tinygo.org/x/drivers/internal/legacy"
)
// Device wraps an I2C connection to a MMA8653 device.
type Device struct {
@@ -26,27 +29,27 @@ func New(bus drivers.I2C) Device {
// It does a "who am I" request and checks the response.
func (d Device) Connected() bool {
data := []byte{0}
d.bus.ReadRegister(uint8(d.Address), WHO_AM_I, data)
legacy.ReadRegister(d.bus, uint8(d.Address), WHO_AM_I, data)
return data[0] == 0x5A
}
// Configure sets up the device for communication.
func (d *Device) Configure(speed DataRate, sensitivity Sensitivity) error {
// Set mode to STANDBY to be able to change the sensitivity.
err := d.bus.WriteRegister(uint8(d.Address), CTRL_REG1, []uint8{0})
err := legacy.WriteRegister(d.bus, uint8(d.Address), CTRL_REG1, []uint8{0})
if err != nil {
return err
}
// Set sensitivity (2G, 4G, 8G).
err = d.bus.WriteRegister(uint8(d.Address), XYZ_DATA_CFG, []uint8{uint8(sensitivity)})
err = legacy.WriteRegister(d.bus, uint8(d.Address), XYZ_DATA_CFG, []uint8{uint8(sensitivity)})
if err != nil {
return err
}
d.sensitivity = sensitivity
// Set mode to ACTIVE and set the data rate.
err = d.bus.WriteRegister(uint8(d.Address), CTRL_REG1, []uint8{(uint8(speed) << 3) | 1})
err = legacy.WriteRegister(d.bus, uint8(d.Address), CTRL_REG1, []uint8{(uint8(speed) << 3) | 1})
if err != nil {
return err
}
@@ -59,7 +62,7 @@ func (d *Device) Configure(speed DataRate, sensitivity Sensitivity) error {
// -1000000.
func (d Device) ReadAcceleration() (x int32, y int32, z int32, err error) {
data := make([]byte, 6)
err = d.bus.ReadRegister(uint8(d.Address), OUT_X_MSB, data)
err = legacy.ReadRegister(d.bus, uint8(d.Address), OUT_X_MSB, data)
shift := uint32(8)
switch d.sensitivity {
case Sensitivity4G: