/* set the current position as middle. */ #include SMS_STS st; // the uart used to control servos. // GPIO 18 - S_RXD, GPIO 19 - S_TXD, as default. #define S_RXD 18 #define S_TXD 19 void setup() { Serial1.begin(1000000, SERIAL_8N1, S_RXD, S_TXD); st.pSerial = &Serial1; delay(1000); } void loop() { st.CalibrationOfs(1); while(1); }