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7-3-3 RS232/422/485 (COM2) SELECTION
JP3 : RS-232/422/485 (COM2) Selection
COM2 is selectable for RS-232, 422, 485 function.
The jumper settings are as follows :
COM 2
JUMPER SETTING
FUNCTION
(pin closed)
RS-232
1-2, 5-6, 7-8, 9-10
RS-422
11-12, 13-14, 15-16
17-18, 19-20
1-3, 4-6, 7-8, 9-10
RS-485
11-12, 13-14, 15-16
17-18, 19-20
*** Manufactory default --- RS-232.
7-3-4 CPU SPEED SELECTION
JP4 : CPU Speed Selection
The jumper settings are as follows :
CPU
JUMPER SETTING
SPEED
(pin closed)
66 MHz
100 MHz
133 MHz
Default 100 MHz
JUMPER ILLUSTRATION
Open
JUMPER ILLUSTRATION
1-2, 3-4
3-4
(default)
open
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