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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
246810
13579
DSR1
RTX1
CTX1
N/C
RI1
DCD1
RXD1
TXD1
GND
DTR1
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
246810
13579
DSR2
RTX2
CTX2
N/C
RI2
DCD2
RXD2
TXD2
GND
DTR2
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
246810
13579
DSR3
RTX3
CTX3
N/C
RI3
DCD3
RXD3
TXD3
GND
DTR3
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
246810
13579
DSR4
RTX4
CTX4
N/C
RI4
DCD4
RXD4
TXD4
GND
DTR4