MATX-6996 COM
来自ARM Wiki
文件:MATX-6996 COM1 2，COM3-COM6，COM7-10，J4.jpg
MATX-6996 COM1_2，COM3-COM6，COM7-10，J4
COM1_2：
| Pin | COM1 | COM2 |
|---|---|---|
| 1 | DCD# | HDCD#2TX-DATA- |
| 2 | SIN | HSIN2TX+DATA+ |
| 3 | SOUT | HSOUT2RX+ |
| 4 | DTR# | HDTR#2RX |
| 5 | GND | GND |
| 6 | DSR# | DSR# |
| 7 | RTS# | RTS# |
| 8 | CTS# | CTS# |
| 9 | RI | 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 7-8
COM3-COM6：
| 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 | COM_PIN10 |
| 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 | COM_PIN10 |
| 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 | COM_PIN10 |
| 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 | COM_PIN10 |
COM7-10：
| 信号名称 | Pin | Pin | 信号名称 |
|---|---|---|---|
| DCD#7 | 1 | 2 | DSR#7 |
| SIN7 | 3 | 4 | RTS#7 |
| SOUT7 | 5 | 6 | CTS#7 |
| DTR#7 | 7 | 8 | RI#7 |
| GND | 9 | 10 | GND |
| DCD#8 | 11 | 12 | DSR#8 |
| SIN8 | 13 | 14 | RTS#8 |
| SOUT8 | 15 | 16 | CTS#8 |
| DTR#8 | 17 | 18 | RI#8 |
| GND | 19 | 20 | GND |
| DCD#9 | 21 | 22 | DSR#9 |
| SIN9 | 23 | 24 | RTS#9 |
| SOUT9 | 25 | 26 | CTS#9 |
| DTR#9 | 27 | 28 | RI#9 |
| GND | 29 | 30 | GND |
| DCD#10 | 31 | 32 | DSR#10 |
| SIN10 | 33 | 34 | RTS#10 |
| SOUT10 | 35 | 36 | CTS#10 |
| DTR#10 | 37 | 38 | RI#10 |
| GND | 39 | 40 | GND |
J4：
| Pin | 信号名称 |
|---|---|
| 2-4 | +5V |
| 4-6 | +12V |