Created
November 20, 2013 04:29
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Test Go on RPi
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package main | |
import ( | |
rpio "github.com/stianeikeland/go-rpio" | |
"log" | |
"net/http" | |
) | |
func main() { | |
log.Print("Starting up...") | |
err := rpio.Open() | |
if err != nil { | |
panic(err) | |
} | |
defer func() { | |
log.Print("Cleaning up...") | |
rpio.Close() | |
}() | |
pin := rpio.Pin(10) | |
pin.Output() | |
defer func() { | |
log.Print("Setting pin 10 to low") | |
pin.Low() | |
}() | |
http.HandleFunc("/what", func(resp http.ResponseWriter, req *http.Request) { | |
defer pin.Output() | |
pin.Input() | |
state := pin.Read() | |
if state == rpio.Low { | |
resp.Write([]byte("Low")) | |
} else { | |
resp.Write([]byte("High")) | |
} | |
}) | |
http.HandleFunc("/on", func(resp http.ResponseWriter, req *http.Request) { | |
pin.High() | |
}) | |
http.HandleFunc("/off", func(resp http.ResponseWriter, req *http.Request) { | |
pin.Low() | |
}) | |
quit := make(chan bool) | |
http.HandleFunc("/shutdown", func(resp http.ResponseWriter, req *http.Request) { | |
quit <- true | |
}) | |
go http.ListenAndServe(":8080", nil) | |
<-quit | |
} |
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