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1.8.4 COM2 RS 232/422/485 mode selector (J2)
Users
can
use J2 to
select
among
RS 232/422/485 modes for COM2.
The default
setting is RS
232.
Table 1.6:
COM2 RS
232/422/485 mode selector (J2)
Function Jumper Setting
RS232
(5-6) + (7-9) + (8-10) + (13-15) + (14-16) closed
RS422
(3-4) + (9-11) + (10-12) + (15-17) + (16-18) closed
RS485
(1-2) + (9-11) + (10-12) + (15-17) + (16-18) closed
1.8.5 LVDS Power 3.3V/5V selector (J6)
Table
1.7:
LVDS Power 3.3V/5V selector
(J6)
Function Jumper Setting
5V
1
1-2 closed
*3.3V
1
2-3 closed
*default setting