Debugging
· 22 ·
P19 SERIES
With ECS-1840/ECS-1841 COM Mode selection:
It can be selected via jumper on the I/O board, and please refer to the above table for its pin
definition.The detailed configuration is as follows:
Pin Setup
Mode Selection
COM3 COM4COM5 COM6
RS-232
(Default)
RS-422
RS-485
JP1 JP4 JP7 JP10
1-2
3-4
5-6,7-8
JP2 JP5 JP8 JP11
1-3,2-4 3-5,4-6 3-5,4-6
JP1
～
JP12
JP3 JP6 JP9 JP12
1-3,2-4 3-5,4-6 3-5,4-6
Note: 1. Mode selection for COM1,COM2 is carried out under BIOS.
(For details of
ECS-1840, please refer to the Chapter 12.3.3; for details of ECS-1841,
please refer to the Chapter 12.3.4)
2. If COM1
～
COM6 are to be set to automatic flow control function of RS-485 mode, it
needs to be set under BIOS.
(For details of
ECS-1840, please refer to the Chapter 12.3.3; for details of ECS-1841,
please refer to the Chapter 12.3.4)
5.2.10 LCDB1 Backlight Control Port
Pin
Signal Name
1 VCC_L12V)
2 LCD_BKLTCTL
3 LCD_BKLTEN
LCDB1
(pitch
：
2.0mm JST)
4 GND
