Wenshing RD-485, Instruction Manual

Page: 11 / 17

http://www.wenshing.com.tw ; http://www.rf.net.tw RD-485 Instruction Manual P.11
Means for
switching 4
Means for
switching 3
Means for
switching 2
Means for
switching 1
Rate Interface
0 0 0 0 1.2Kbps RS232
0 0 0 1 2.4Kbps RS232
0 0 1 0 4.8Kbps RS232
0 0 1 1 9.6Kbps RS232
0 1 0 0 19.2Kbps RS232
0 1 0 1 38.4Kbps RS232
0 1 1 0 56Kbps RS232
0 1 1 1 115.2Kbps RS232
1 0 0 0 1.2Kbps RS485
1 0 0 1 2.4Kbps RS485
1 0 1 0 4.8Kbps RS485
1 0 1 1 9.6Kbps RS485
1 1 0 0 19.2Kbps RS485
1 1 0 1 38.4Kbps RS485
1 1 1 0 56Kbps RS485
1 1 1 1 115.2Kbps RS485
Table 1.
Setup Rate and Frequency Mode
Press the set button (SETUP KEY), RD-485 entry into set mode. Work LED
lights flash, Link LED lights-out, and then PC or micro-controller may be RS485
or RS232 interface under instructions to amend RD-485 wireless transmission
frequency and wireless transmission rate. After RD-485 settings will be
automatically deposited, it will return to have completed at the same data, and
return of a PC or microcontrollers at finally.

Instruction Format
Frequency and wireless transmission rate of 0XABCDEFGHIJKLMNOP
written instructions were 8 bytes with 16-band. If it is more than 8 bytes, less
than 8 bytes or before the 2 bytes is not equivalent to 0x1234, the RD-485 are
disregarded.
ABCD is fixed leader orders for its information "1234 H".
E is fixed at 0 H.
F is for the wireless transmission rate settings.
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