“MATX-6994 COM”的版本间的差异
来自ARM Wiki
（→COM1、COM2：） |
|||
| 第1行： | 第1行： | ||
[[文件:MATX-6995 COM1，COM2, COM3-6，COM7-10,J9,J10]] | [[文件:MATX-6995 COM1，COM2, COM3-6，COM7-10,J9,J10]] | ||
| − | ===== | + | ===== COM1、COM2： ===== |
{| class="wikitable" | {| class="wikitable" | ||
|- | |- | ||
| − | ! Pin !! COM1 | + | ! Pin !! COM1 !! COM2 |
|- | |- | ||
| − | | 1 || DCD# | + | | 1 || DCD# || HDCD#2TX-DATA- |
|- | |- | ||
| − | | 2 || SIN | + | | 2 || SIN || HSIN2TX+DATA+ |
|- | |- | ||
| − | | 3 || SOUT | + | | 3 || SOUT || HSOUT2RX+ |
|- | |- | ||
| − | | 4 || DTR# | + | | 4 || DTR# || HDTR#2RX |
|- | |- | ||
| − | | 5 || GND | + | | 5 || GND || GND |
|- | |- | ||
| − | | 6 || DSR# | + | | 6 || DSR# || DSR# |
|- | |- | ||
| − | | 7 || RTS# | + | | 7 || RTS# || RTS# |
|- | |- | ||
| − | | 8 || CTS# | + | | 8 || CTS# || CTS# |
|- | |- | ||
| − | | 9 || RI | + | | 9 || RI || RI |
|} | |} | ||
2022年4月20日 (三) 15:38的版本
文件:MATX-6995 COM1，COM2, COM3-6，COM7-10,J9,J10
COM1、COM2：
| 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
JCOM2：
| 信号名称 | Pin | Pin | 信号名称 |
|---|---|---|---|
| HDCD#2TX-DATA- | 1 | 2 | COM2_DSR# |
| HSIN2TX+DATA | 3 | 4 | COM2_RTS# |
| HSOUT2RX+ | 5 | 6 | COM2_CTS# |
| HDTR#2RX | 7 | 8 | COM2_RI_L |
| GND | 9 | 10 | GND |
JCOM3-6：
| 信号名称 | Pin | Pin | 信号名称 |
|---|---|---|---|
| HDCD#3 | 1 | 2 | HDSR# |
| HSIN | 3 | 4 | HRTS# |
| HSOUT3 | 5 | 6 | HCTS# |
| HDTR# | 7 | 8 | HRI# |
| GND | 9 | 10 | GND |
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 | COM_PIN10 |