hybridgroup.gobot/examples/firmata_temp36.go

40 lines
675 B
Go

package main
import (
"time"
"fmt"
"gobot.io/x/gobot"
"gobot.io/x/gobot/platforms/firmata"
)
func main() {
firmataAdaptor := firmata.NewAdaptor("/dev/ttyACM0")
work := func() {
gobot.Every(1*time.Second, func() {
val, err := firmataAdaptor.AnalogRead("0")
if err != nil {
fmt.Println(err)
return
}
voltage := (float64(val) * 5) / 1024 // if using 3.3V replace 5 with 3.3
tempC := (voltage - 0.5) * 100
tempF := (tempC * 9 / 5) + 32
fmt.Printf("%.2f°C\n", tempC)
fmt.Printf("%.2f°F\n", tempF)
})
}
robot := gobot.NewRobot("sensorBot",
[]gobot.Connection{firmataAdaptor},
[]gobot.Device{},
work,
)
robot.Start()
}