“ATX-6977 COM”的版本间的差异
来自ARM Wiki
Wangqiuyun(讨论 | 贡献) |
Caixiaoyan(讨论 | 贡献) |
||
第1行: | 第1行: | ||
− | [[文件:ATX- | + | [[文件:ATX-6972 COM1,COM2,COM3-COM6,J9.jpg|600px|缩略图|ATX-6972 COM1,COM2,COM3-COM6,J9]] |
− | ===== | + | ===== COM1: ===== |
{| class="wikitable" | {| class="wikitable" | ||
|- | |- | ||
− | ! | + | ! 信号名称 !! 管脚 !! 管脚 !! 信号名称 |
|- | |- | ||
− | | 1 || DCD | + | | 1 || DCD || TX- || DATA- |
|- | |- | ||
− | | 2 || | + | | 2 || HSIN || TX+ || DATA+ |
|- | |- | ||
− | | 3 || | + | | 3 || HSOUT || RX+ || NC |
|- | |- | ||
− | | 4 || | + | | 4 || HDTR# || RX || NC |
|- | |- | ||
− | | 5 || GND | + | | 5 || GND || GND || GND |
|- | |- | ||
− | | 6 || DSR# | + | | 6 || DSR# || NC || NC |
|- | |- | ||
− | | 7 || RTS# | + | | 7 || RTS# || NC || NC |
|- | |- | ||
− | | 8 || CTS# | + | | 8 || CTS# || NC || NC |
|- | |- | ||
− | | 9 || RI_L | + | | 9 || RI_L || GND || GND |
|} | |} | ||
2022年8月22日 (一) 17:35的版本
文件:ATX-6972 COM1,COM2,COM3-COM6,J9.jpg
ATX-6972 COM1,COM2,COM3-COM6,J9
COM1:
信号名称 | 管脚 | 管脚 | 信号名称 |
---|---|---|---|
1 | DCD | TX- | DATA- |
2 | HSIN | TX+ | DATA+ |
3 | HSOUT | RX+ | NC |
4 | HDTR# | RX | NC |
5 | GND | GND | GND |
6 | DSR# | NC | NC |
7 | RTS# | NC | NC |
8 | CTS# | NC | NC |
9 | RI_L | GND | GND |
当COM2设置为R232/RS422/RS485时,COM2 PIN脚定义:
Pin | RS232(默认) | RS422 | RS485 |
---|---|---|---|
1 | DCD | TX- | DATA- |
2 | HSIN | TX+ | DATA+ |
3 | HSOUT | RX+ | NC |
4 | HDTR# | RX | NC |
5 | GND | GND | GND |
6 | DSR# | NC | NC |
7 | RTS# | NC | NC |
8 | CTS# | NC | NC |
9 | RI_L | GND | 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 |
COM3-COM6:
信号名称 | Pin | Pin | 信号名称 |
---|---|---|---|
DCD# | 1 | 2 | DSR# |
SIN | 3 | 4 | RTS# |
SOUT | 5 | 6 | CTS# |
DTR# | 7 | 8 | RI# |
GND | 9 | 10 | COM_PIN10 |
J9:
Pin | 信号名称 |
---|---|
1 | +5V |
2 | COM_PIN10 |
3 | +12V |