MATX-6131 COM
来自ARM Wiki
文件:MATX-6131 COM1，JCOM2, JCOM3-6
COM1-2：
| Pin | COM1-2 |
|---|---|
| 1 | DCD |
| 2 | SIN |
| 3 | SOUT |
| 4 | DTR |
| 5 | GND |
| 6 | DSR |
| 7 | RTS |
| 8 | CTS |
| 9 | RI |
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
COM3-6：
| 信号名称 | Pin | Pin | 信号名称 |
|---|---|---|---|
| DCD#3 | 1 | 2 | DSR#3 |
| SIN3 | 3 | 4 | RTS#3 |
| SOUT3 | 5 | 6 | CTS#3 |
| DTR#3 | 7 | 8 | RI#3 |
| GND | 9 | 10 | GND |
| DCD#4 | 11 | 12 | DSR#4 |
| SIN4 | 13 | 14 | RTS#4 |
| SOUT4 | 15 | 16 | CTS#4 |
| DTR#4 | 17 | 18 | RI#4 |
| GND | 19 | 20 | GND |
| DCD#5 | 21 | 22 | DSR#5 |
| SIN5 | 23 | 24 | RTS#5 |
| SOUT5 | 25 | 26 | CTS#5 |
| DTR#5 | 27 | 28 | RI#5 |
| GND | 29 | 30 | GND |
| DCD#6 | 31 | 32 | DSR#6 |
| SIN6 | 33 | 34 | RTS#6 |
| SOUT6 | 35 | 36 | CTS#6 |
| DTR#6 | 37 | 38 | RI#6 |
| GND | 39 | 40 | GND |