Sutron P Line, Руководство пользователя

Страница: 52 / 102

Interfaces of the Device P Line Touch Panel
52
4.3.2 RS232 (X15)
The serial RS-232 interface is suitable to establish a point-to-point connection.
The interface is assigned to the port COM3. At an image version before 181 and
operating system Windows CE 6.0 the port COM0 is assigned.
4.3.2.1 Pin Assignment
Figure 4-6 9 pin D-SUB male connector strip
Connector in the operating device: 9 pin D-SUB male connector strip.
4.3.2.2 Diagnosis
Diagnostics LEDs are located on the rear of the operating device.
The diagnostic LEDs at the operating device have the following functions:
Table 4-7 Pin assignment RS-232
Pin Designation Function
1 nc Not Connected
2 RD Received Data
3 TD Transmitted Data
4 nc Not Connected
5 GND Ground
6 nc Not Connected
7 RTS Request to Send
8 CTS Clear to Send
9 nc Not Connected
NOTICE
The D-SUB connector strips must be shielded sufficiently. See chapter “Shield-
ing D-SUB Connectors“ on page 4-57.
Table 4-8 Functions of the RS-232 diagnostics LEDs
Designation Color State Function
RD Green Flashes Data transfer active
TD Yellow Flashes Data transfer active