MITX-6997 COM
来自ARM Wiki
COM1:
Pin | 信号名称 |
---|---|
1 | DCD |
2 | DSR |
3 | SIN |
4 | DTR3 |
5 | SOUT |
6 | CTS |
7 | DTR |
8 | RI |
9 | GND |
10 | GND |
COM2 跳线功能设置(J1,J2,J3):
COM2 RS232 PORT COM2 RS422 PORT COM2 RS485 PORT J1 1-3 2-4 J1 3-5 4-6 J1 3-5 4-6 J2 1-3 2-4 J2 3-5 4-6 J2 3-5 4-6 J3 1-2 J3 3-4 J3 5-6 7-8
COM2:
信号名称 | Pin | Pin | 信号名称 |
---|---|---|---|
HDCD#2TX-DATA- | 1 | 2 | COM2_DSR# |
HSIN2TX+DATA+ | 3 | 4 | COM2_RTS3# |
HSOUT2RX+ | 5 | 6 | COM2_CTS# |
HDTR#2RX# | 7 | 8 | COM2_RI_L# |
GND | 9 | 10 | GND |