CP341模板都支持那些通讯接口方式和协议？
Which interfaces and drivers are possible?
ANSWER:
For CP341, the subsequent interfaces and drivers are implemented:
|
Function CP341 |
RS232C |
20mA TTY |
X27 (RS422/485) | |
|
RS422 |
RS485 | |||
|
ASCII协议 |
yes |
yes |
yes |
yes |
|
Operation of the RS232C accompanying signals |
yes |
no |
no |
no |
|
Control/Reading of the RS232C accompanying signals with FBs |
yes |
no |
no |
no |
|
采用 RTS/CTS进行流控 |
yes |
no |
no |
no |
|
采用 XON/XOFF进行流控 |
yes |
yes |
yes |
no |
|
3964(R)协议 |
yes |
yes |
yes |
no |
|
RK512协议 |
yes |
yes |
yes |
no |
Table 1: Possible interfaces and drivers with CP341
通过安装相应的软件和硬件狗， CP341还可以实现Modbus主/从和Data Highway两种协议，关于实现这两种协议的通讯过程，请您参照下面的手册:
|
Driver |
Order-No. |
Manual |
|
Modbus Master |
6ES7870-1AA01-0YA0 |
Entry-ID 1220184 |
|
Modbus Slave |
6ES7870-1AB01 0YA0 |
Entry-ID 1218007 |
|
Data Highway |
6ES7870-1AE00-0YA0 |
Entry-ID 1218110 |