Multiple Boards Connect
When you need to connect more than 3 boards on one PC, please make sure the following below
1. Set different ID for each board.
2. Supply external 5V to each USB board.
3. Supply external 5V to USB hub.
Please make sure your external 5V power supply enough for the USB I/O boards. If input voltage is below 4.8V for USB I/O board,
it can’t work normally and sometimes it will cause device manager keeping refreshing itself or can’t recognize the device.
To reset the "hanging" USB-Module
Set different ID for each board
S1 Reset Button
S2 USB ID
1
2
3
4
Card ID
ON
ON
ON
ON
--
OFF
ON
ON
ON
14
ON
OFF
ON
ON
13
OFF
OFF
ON
ON
12
ON
ON
OFF
ON
11
OFF
ON
OFF
ON
10
ON
OFF
OFF
ON
9
OFF
OFF
OFF
ON
8
ON
ON
ON
OFF
7
OFF
ON
ON
OFF
6
ON
OFF
ON
OFF
5
OFF
OFF
ON
OFF
4
ON
ON
OFF
OFF
3
OFF
ON
OFF
OFF
2
ON
OFF
OFF
OFF
1
OFF
OFF
OFF
OFF
0
