EMB-7522-COM
来自ARM Wiki
文件:EMB-7522-COM.jpg
EMB-7522-COM
COM1-2 :
| 信号名称 | Pin# | Pin# | 信号名称 |
|---|---|---|---|
| COM2_DATA- | 1 | 2 | COM1_RX |
| COM2_DATA+/RX | 3 | 4 | COM1_TX |
| COM2_TX | 5 | 6 | NC |
| NC | 7 | 8 | NC |
| GND | 9 | 10 | GND |
- COM1为DEBUG口，COM2可设置成232或者485模式，COM2串口模式由J1、J2上的跳帽控制：
COM2功能选择跳冒设置(J1、J2)
COM2 AS RS232 PORT COM2 AS RS485 PORT J1 1-2 J1 3-4,5-6 J2 1-3,2-4 J2 3-5,4-6
COM3-6 :
| 信号名称 | Pin# | Pin# | 信号名称 |
|---|---|---|---|
| NC | 1 | 2 | NC |
| COM3_RX | 3 | 4 | COM3_RTS |
| COM3_TX | 5 | 6 | COM3_CTS |
| NC | 7 | 8 | NC |
| GND | 9 | 10 | GND |
| NC | 11 | 12 | NC |
| COM4_RX | 13 | 14 | COM4_RTS |
| COM4_TX | 15 | 16 | COM4_CTS |
| NC | 17 | 18 | NC |
| GND | 19 | 20 | GND |
| NC | 21 | 22 | NC |
| COM5_RX | 23 | 24 | COM5_RTS |
| COM5_TX | 25 | 26 | COM5_CTS |
| NC | 27 | 28 | NC |
| GND | 29 | 30 | GND |
| NC | 31 | 32 | NC |
| COM6_RX | 33 | 34 | COM6_RTS |
| COM6_TX | 35 | 36 | COM6_CTS |
| NC | 37 | 38 | NC |
| GND | 39 | 40 | GND |