Yuanxin Electric YX2000, Руководство пользователя

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YX3000 Senseless Vector Type Inverter Manual
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doesn’t answer.
3)
The address, baud rate and data format of the inverter can be setup by using the
keyboard or the serial communication.
4) message of error is reported by slave, in the recent response frame against host
polling
9.2.3 Communication Interface
The communication is using RS485 interface, with asynchronous serial and half-duplex
transmission. The default communication protocol is in ASCII mode.
The default data format: 1 start bit, 7 data bits, 2 stop bits.
The default rate is 9600bps. Communication parameter settings reference P3.09 ~ P3.12
function code.
9.3 ASCII protocol
Character structure:
10 characters box
（
For ASCII
）
(1-7-2 format, no parity)
Start
bit
1 2 3 4 5 6 7
Stop
bit
Stop
bit
(1-7-1 format, odd parity)
Start
bit
1 2 3 4 5 6 7
Parity
bit
Stop
bit
(1-7-1 format, even parity)
Start
bit
1 2 3 4 5 6 7
Parity
bit
Stop
bit
11 characters box
（
For RTU
）
(1-8-2 format, no parity)