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servo: assume good defaults for minus and maxus (544 and 2400, as per

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the Arduino documentation: http://arduino.cc/en/Reference/ServoAttach)
This commit is contained in:
Karan Misra 2014-01-09 02:41:50 +05:30
parent 7c32e907e1
commit 7809d9d6ba
3 changed files with 8 additions and 3 deletions
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7
motion/servo/servo.go
View File

@ -7,6 +7,11 @@ import (
"github.com/kid0m4n/go-rpi/util" "github.com/kid0m4n/go-rpi/util"
) )
const (
minus = 544
maxus = 2400
)
// A PWM interface implements access to a pwm controller. // A PWM interface implements access to a pwm controller.
type PWM interface { type PWM interface {
SetMicroseconds(channel int, us int) error SetMicroseconds(channel int, us int) error
@ -22,7 +27,7 @@ type Servo struct {
} }
// New creates a new Servo interface. // New creates a new Servo interface.
func New(pwm PWM, channel int, minus, maxus int) *Servo { func New(pwm PWM, channel int) *Servo {
return &Servo{ return &Servo{
PWM: pwm, PWM: pwm,
Channel: channel, Channel: channel,

2
samples/servo.go
View File

@ -21,7 +21,7 @@ func main() {
pwm.Debug = true pwm.Debug = true
defer pwm.Close() defer pwm.Close()
servo := servo.New(pwm, 0, 500, 2500) servo := servo.New(pwm, 0)
servo.Debug = true servo.Debug = true
c := make(chan os.Signal, 1) c := make(chan os.Signal, 1)

2
samples/servoblaster.go
View File

@ -15,7 +15,7 @@ func main() {
sb.Debug = true sb.Debug = true
defer sb.Close() defer sb.Close()
servo := servo.New(sb, 0, 500, 2500) servo := servo.New(sb, 0)
servo.Debug = true servo.Debug = true
c := make(chan os.Signal, 1) c := make(chan os.Signal, 1)