calculate appkey

This commit is contained in:
Joerg Lehmann 2021-04-26 16:49:27 +02:00
parent 1772cf6f7e
commit 74bca8966b
1 changed files with 47 additions and 1 deletions

View File

@ -58,6 +58,51 @@ func readSerial(p *serial.Port) {
}
}
func getAppKey(deveui string) string {
if len(deveui) == 16 {
appkey := fmt.Sprintf("%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c",
deveui[10],
deveui[3],
deveui[4],
deveui[7],
deveui[15],
deveui[9],
deveui[11],
deveui[2],
deveui[0],
deveui[8],
deveui[1],
deveui[6],
deveui[5],
deveui[12],
deveui[14],
deveui[13],
deveui[3],
deveui[6],
deveui[12],
deveui[7],
deveui[15],
deveui[1],
deveui[9],
deveui[11],
deveui[2],
deveui[10],
deveui[0],
deveui[8],
deveui[5],
deveui[14],
deveui[4],
deveui[13])
fmt.Printf("calculated AppKey: %s\n", appkey)
return appkey
} else {
fmt.Printf("devEui has wrong length: %s\n", deveui)
return ""
}
}
func main() {
if len(os.Args) != 3 {
fmt.Println("usage: " + filepath.Base(os.Args[0]) + " <SerialDevice> <appEui>")
@ -75,10 +120,11 @@ func main() {
sendCommand(s, "AT+XXX")
devEui := getDevEui(s)
appKey := getAppKey(devEui)
if devEui != "" {
sendCommand(s, "AT+DevEui="+devEui)
sendCommand(s, "AT+AppEui="+appEui)
sendCommand(s, "AT+AppKey="+devEui+devEui)
sendCommand(s, "AT+AppKey="+appKey)
sendCommand(s, "AT+SAVE_OTAA_CONFIG=1")
sendCommand(s, "AT+RESET=1")
readSerial(s)