Acrosser AR-B7230 - Manual (Page 19)

AR-B7230 User’s Manual
19
2.3.23 J3
2 6
5 1
(Default) 1-2 Short, COM4=RS232
3-4 Short, COM4=RS422
5-6 Short, COM4=RS485
2.3.24 J4
1
2
(Default) 1-2 Short,SERIRQ to SL1
Pin B1
2.3.25 J5
3 1
(Default) 1-2 Short, LCD Power=3.3V
2-3 Short, LCD Power=5.0V
2.3.26 J6
1
2
(Default) Short, CF is Master
Open, CF is Slave
2.3.27 J7
3 1
(Default) 1-2 Short, CF is DMA66
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