142
RS-232 Interface (With I/O Option Only)
The RS-232 Interface connection is located on the back of the DRO. This connection
allows you to exchange data with other RS-232 devices.
3 24 15
6789
DE 9 Connector (Female)
Pin 1 Not Used
Pin 2 TxD (Transmit Data)
Pin 3 RxD (Receive Data)
Pin 4 Not Used
Pin 5 Ground
Pin 6 Not Used
Pin 7 CTS (Clear-To-Send)
Pin 8 RTS (Request-To-Send)
Pin 9 Not Used
NOTE: Clear-To-Send (CTS) and Request-To-Send (RTS) are connected but have no
function.