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mirror of https://github.com/kidoman/embd synced 2024-11-13 21:18:55 +01:00
embd/samples/analog.go
Karan Misra c35deeb17c host specific drivers can now be loaded separately
this ensures cleaner abstractions/code and will ensure that the produced
binary is as small as possible. a convenience package is provided to
easily load all hosts easily: "github.com/kidoman/embd/host/all"
2014-04-06 06:50:09 +05:30

48 lines
652 B
Go

// +build ignore
package main
import (
"flag"
"fmt"
"os"
"os/signal"
"time"
"github.com/kidoman/embd"
_ "github.com/kidoman/embd/host/all"
)
func main() {
flag.Parse()
if err := embd.InitGPIO(); err != nil {
panic(err)
}
defer embd.CloseGPIO()
pin, err := embd.NewAnalogPin(0)
if err != nil {
panic(err)
}
defer pin.Close()
quit := make(chan os.Signal, 1)
signal.Notify(quit, os.Interrupt, os.Kill)
defer signal.Stop(quit)
for {
select {
case <-time.After(100 * time.Millisecond):
val, err := pin.Read()
if err != nil {
panic(err)
}
fmt.Printf("reading: %v\n", val)
case <-quit:
return
}
}
}