Multi-Tech Systems Hub Printer Port Connector, COM 2 Port Connector, PinSignal Name Direction

Appendices

Printer Port Connector

This 25-pin connector provides parallel printer data and control signals to and from the SBC board.

	2		26
	1		25
	Figure A-5. Printer Port Connector
Pin	Description	Pin	Description
1	-Strobe	10	-Acknowledge
2	+Data Bit 0	11	+Busy
3	+Data Bit 1	12	+Paper End
4	+Data Bit 2	13	+Select
5	+Data Bit 3	14	-Auto Feed
6	+Data Bit 4	15	-Error
7	+Data Bit 5	16	-Initialize Printer
8	+Data Bit 6	17	-Select Input
9	+Data Bit 7	18-25	Ground

COM 2 Port Connector

This 10-pin connector transfers serial data to and from the COM 2 port.

2	10
1	9
	Figure A-6. COM 2 Port Connector
PinSignal	Name (Direction)

1Carrier Detect (Input)

2Data Set Ready (Input)

3Receive Data (Input)

4Request To Send (Output)

5Transmit Data (Output)

6Clear To Send (Input)

7Data Terminal Ready (Output)

8Ring Indicator

9Signal Ground

10Unused

CommPlete 4000 Communications Server User Guide 33