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AR-B1841 User’s Guide

AR-B1841

3.12 FDD(FDD1)

AR-B1841 board is equipped with a 34-pin daisy-chain driver connecting cable.

• FDD1: FDC Connector

3.13 Parallel port(LPT1)

This port is usually connected to a printer. The AR-B1841 includes an on-board

parallel port.

• LPT1: Parallel Port Connector

PIN DESCRIPTION PIN DESCRIPTION

1 GND 2 DENSEL#

3 GND 4 X

5 KEY 6 DRATE

7 GND 8 INDEX#

9 GND 10 MOTEA#

11 GND 12 DRVB#

13 GND 14 DRVA#

15 GND 16 MOTEB#

17 GND 18 DIR#

19 GND 20 STEP#

21 GND 22 WDATA#

23 GND 24 WGATE#

25 GND 26 TK00#

27 GND 28 WPT#

29 X 30 RDATA#

31 GND 32 STDE1#

33 X 34 DSKCHG#

PIN DESCRIPTION PIN DESCRIPTION

1 STB- 14 AFD-

2 PD0 15 ERR-

3 PD1 16 INIT-

4 PD2 17 SLIN-

5 PD3 18 GND

6 PD4 19 GND

7 PD5 20 GND

8 PD6 21 GND

9 PD7 22 GND

10 ACK- 23 GND

11 BUSY 24 GND

12 PE 25 GND

13 SLCT 26 X

1 2 ... 16 17 18 19 20 21 22 23 24 25 26 ... 35 36

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