|  | The UMD Model MP1040 is a I/O Expansion Module for the UMD 301 Controllers and is connected by the UMD ProtoLink peripheral bus to the 301 Controller Module providing an additional two RS232 serial ports, bi-directional parallel port and cash drawer interface. Upto 2 301 I/O boards can be added to the 301 Controller with the standard firmware, providing 6 available serial ports. An additional 301 I/O board can be added if custom firmware is used on the 301 Controller Features 
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Specifications
| Physical Characteristics | |
|---|---|
| Dimensions | 162 mm (w) x 85 mm (d) x 15 mm (h) | 
| Weight | 125g | 
| Power Characteristics | |
| Voltage | 5 V DC (from 301 Controller) | 
| Voltage Out | 5 V DC | 
| Current | 80 mA | Interfaces | 
| Serial | 2, DB9 | 
| Parallel | 1, DB25 | 
| Cash Drawer | 1, Din 5 240º | 
| Protolink Bus | 1, PCB Pin Connector | 
The 301 I/O Board is a daughter interface board and must be connected to the 301 Controller to operate.
| Part Number | Model Number | Description | RRP Inc GST | T % | 
|---|---|---|---|---|
| [A] Protolink Controller | ||||
| 3-1040-100-7 | MP1040-1 | M301 Peripheral I/F | $165.00 | U3 |