Write to Raspberry Pi GPIO Pins Go Library
go get github.com/six519/gpio
package main
import (
"github.com/six519/gpio"
"time"
)
func main() {
gpio.PinMode(21, gpio.OUTPUT)
gpio.DigitalWrite(21, gpio.HIGH)
time.Sleep(time.Second * 5)
gpio.DigitalWrite(21, gpio.LOW)
gpio.CleanUp(21)
}