/
ledborg.go
62 lines (52 loc) · 1009 Bytes
/
ledborg.go
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package main
import (
"fmt"
"github.com/kidoman/embd"
_ "github.com/kidoman/embd/host/rpi"
"time"
)
type RPi struct {
LEDs []string
}
func NewRPi() *RPi {
pi := &RPi{LEDs: []string{"GPIO_17", "GPIO_27", "GPIO_22"}}
err := embd.InitGPIO()
if err != nil {
fmt.Println(err.Error())
}
for _, l := range pi.LEDs {
err := embd.SetDirection(l, embd.Out)
if err != nil {
fmt.Println(err.Error())
}
}
return pi
}
func (r *RPi) LedsOn() {
for _, l := range r.LEDs {
embd.DigitalWrite(l, embd.High)
}
}
func (r *RPi) LedsOff() {
for _, l := range r.LEDs {
embd.DigitalWrite(l, embd.Low)
}
}
func (r *RPi) LedsToggle() {
}
func (r *RPi) LedsCycle(repeat int) {
r.LedsOff()
for i := 0; i < repeat; i++ {
for _, l := range r.LEDs {
embd.DigitalWrite(l, embd.High)
time.Sleep(50 * time.Millisecond)
embd.DigitalWrite(l, embd.Low)
}
}
}
func (r *RPi) Close() {
embd.CloseGPIO()
}
func (r *RPi) CPUTempFile() string {
return "/sys/class/thermal/thermal_zone0/temp"
}