cmd_arduino_d_control GUI to control digital signal to be sent to a connected Arduino board cmd_arduino_d_control(h,pin_no) h : Board number, reserved for future use. For this version, any number would do pin_no : Digital pin to sent the signal This GUI provides a convenient way to control the value (0-255) to sent to the given pin number on Arduino. cmd_digital_out_volt cmd_digital_out Bruno JOFRET, Tan C.L. str = string(val)