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unified servo and analog output support for pwms

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This commit is contained in:
Karan Misra 2014-04-02 17:25:28 +05:30
parent 9ab49745bc
commit fc887282bf
9 changed files with 181 additions and 40 deletions
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16
controller/servoblaster/servoblaster.go
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@ -33,8 +33,22 @@ func (d *ServoBlaster) setup() error {
return nil
}
type pwmChannel struct {
d *ServoBlaster
channel int
}
func (p *pwmChannel) SetMicroseconds(us int) error {
return p.d.setMicroseconds(p.channel, us)
}
func (d *ServoBlaster) Channel(channel int) *pwmChannel {
return &pwmChannel{d: d, channel: channel}
}
// SetMicroseconds sends a command to the PWM driver to generate a us wide pulse.
func (d *ServoBlaster) SetMicroseconds(channel, us int) error {
func (d *ServoBlaster) setMicroseconds(channel, us int) error {
if err := d.setup(); err != nil {
return err
}