// I2cStart initializes i2c device for addresss
func (e *Adaptor) I2cStart(address int) (err error) {
if e.i2cDevice != nil {
return
}
// TODO: handle the additional I2C buses
e.i2cDevice, err = sysfs.NewI2cDevice("/dev/i2c-0", address)
return
}
// I2cStart initializes i2c device for addresss
func (e *Adaptor) I2cStart(address int) (err error) {
if e.i2cDevice != nil {
return
}
// most board use I2C bus 1
bus := "/dev/i2c-1"
// except for Arduino which uses bus 6
if e.board == "arduino" {
bus = "/dev/i2c-6"
e.arduinoI2CSetup()
}
e.i2cDevice, err = sysfs.NewI2cDevice(bus, address)
return
}
// I2cStart starts a i2c device in specified address on i2c bus /dev/i2c-1
func (b *Adaptor) I2cStart(address int) (err error) {
if b.i2cDevice == nil {
b.i2cDevice, err = sysfs.NewI2cDevice("/dev/i2c-1", address)
}
return
}
// I2cStart starts a i2c device in specified address
func (r *Adaptor) I2cStart(address int) (err error) {
if r.i2cDevice == nil {
r.i2cDevice, err = sysfs.NewI2cDevice(r.i2cLocation, address)
}
return err
}