3.15 Serial Port Connectors

The HS-2606 offers two W83697UF compatible UARTs with Read/Receive 16-byte FIFO serial ports and four internal 10-pin connectors.

CN8: COM1 Connector (5x2 Header)

PIN Description PIN Description

1

DCD1

2

DSR1

3

RXD1

4

RTX1

5

TXD1

6

CTX1

7

DTR1

8

RI1

9

GND

10

N/C

DSR1

RTX1

CTX1

RI1

N/C

2

4

6

8

10

1

3

5

7

9

DCD1

RXD1

TXD1

DTR1

GND

CN9: COM2 Connector (5x2 Header)

PIN Description PIN Description

1

DCD2

2

DSR2

3

RXD2

4

RTX2

5

TXD2

6

CTX2

7

DTR2

8

RI2

9

GND

10

N/C

DSR2

RTX2

CTX2

RI2

N/C

2

4

6

8

10

1

3

5

7

9

DCD2

RXD2

TXD2

DTR2

GND

CN12: COM3 Connector (5x2 Header)

PIN Description PIN Description

1

DCD3

2

DSR3

3

RXD3

4

RTX3

5

TXD3

6

CTX3

7

DTR3

8

RI3

9

GND

10

N/C

CN11: COM4 Connector (5x2 Header)

PIN Description PIN Description

1

DCD4

2

DSR4

3

RXD4

4

RTX4

5

TXD4

6

CTX4

7

DTR4

8

RI4

9

GND

10

N/C

DSR3

RTX3

CTX3

RI3

N/C

2

4

6

8

10

1

3

5

7

9

DCD3

RXD3

TXD3

DTR3

GND

DSR4

RTX4

CTX4

RI4

N/C

2

4

6

8

10

1

3

5

7

9

DCD4

RXD4

TXD4

DTR4

GND

17