81 Appendix B
B.11 COM2 RS232/422/485 series port (CN8)B.12 CompactFlash Card Connector (CN21)

Table B.11: COM2 RS-232/422/485 series port

Description BOX HEADER SMD 7*2P 180D MALE 2.0mm
Pin RS-232 port RS-422 port RS-485 port
1 DCD N/C N/C
2DSR N/C N/C
3RXD N/C N/C
4 RTS N/C N/CN/C
5TxD N/C N/C
6CTS N/C N/C
7DTR N/C N/C
8RI N/C N/C
9GND N/C N/C
10 GND N/C N/C
11 N/C TxD-+ DATA+
12 N/C TxD- DATA-
13 N/C RxD+ N/C
14 N/C RxD- N/C

Table B.12: CompactFlash Card Connector (CN21)

Description HEADER for CF typeII 50P 90D(M)SMD 3M W/O Ejector
Pin Signal Pin Signal
1GND 2D03
3 D04 4 D05
5 D06 6 D07
7*CS0 8A10
9 *ATA SEL 10 A09
11 A08 12 A07
13 +5 V 14 A06
15 A05 16 A04
17 A03 18 A02
19 A01 20 A00
21 D00 22 D01
23 D02 24 -IOCS16