MPC152-832
User’s Manual
12
Hardware and Installation
2.2.1 COM1 Configuration(JP7, JP8, JP9)
The COM1~3 are a standard DB-9 connector. Those connectors are equipped with
The MPC152-832 has three serial ports. COM1 is RS-232/422/485, while COM2 and COM3
are RS-232. The following table shows you set COM1 port mode:
Description
Jumper Setting
RS-232 (Default)
JP7
JP8
JP9
RS-422
JP7
JP8
JP9
RS-485
JP7
JP8
JP9
2.2.2 COM port Power Configuration(JP10~JP12)
All of the serial ports can output data or power through jumper setting.
The following table shows you how to do that.
Description
Jumper Setting
Pin1: DCD
Pin9: RI
(Default)
Pin1: +5V
Pin9: +12V
Pin1: +5V
Pin9: RI
Pin1: DCD
Pin9: +12V
NOTE: Each port +5V Maximum: 2A, +12V Maximum: 1A.