d. Screw up the MSR module and connect the cable into connector.
3.4 Cash Drawer
For the 3rd version M/B which is released from end of April. The cash drawer pin assignment as followings. In order to program the cash drawer easily, we also provide OPOS driver.
Pin | Assignment |
1 | GND |
2 | Data Out |
3 | Data In |
4 | 12V |
5 | NC |
6 | GND |
Note:
I/O Address: 280H for Cash Drawer which is controlled by
Data bit: Data IN =>Bit 0, Data OUT=>Bit 1
Normally recommend drive the Cash Drawer by out FF to I/O 280H.
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