3.11 Serial Port Connectors

The HS-2601A offers two NS16C550 compatible UARTs with Read/Receive 16byte FIFO serial ports and two internal 10-pin headers.

CN15 and CN14: COM1/COM2 Connector (5x2 Header)

PIN

Description

 

PIN

Description

1

DCD

 

 

2

DSR

3

RXD

 

 

4

RTX

5

TXD

 

 

6

CTX

7

DTR

 

 

8

RI

9

GND

 

 

10

N/C

 

DSR

2

1

DCD

 

 

RTX

4

3

RXD

 

 

CTX

6

5

TXD

 

 

RI

8

7

DTR

 

 

N/C

10

9

GND

 

CN14 and CN15

3.12 Parallel Connector

CN16 is a standard 26-pin flat cable connector deigned to accommodate parallel port connection onboard the HS-2601A.

CN16: Parallel Connector

PIN

Description

PIN

Description

1

STBJ

2

PD0

3

PD1

4

PD2

5

PD3

6

PD4

7

PD5

8

PD6

9

PD7

10

ACKJ

11

BUSY

12

PE

13

SLCT

14

AFDJ

15

ERRJ

16

INITJ

17

SLINJ

18

GND

19

GND

20

GND

21

GND

22

GND

23

GND

24

GND

25

GND

26

GND

16