SHEN JIZHUO TECHNOLOGY CO. JZ881 User Manual Download Page 1

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JZ881 Micro Power Wireless Module

User’s Manual

SHEN JIZHUO TECHNOLOGY CO., LTD

TEL:

+86-755-83304518 / 83308451

FAX:

+86-755-83302824

Address: NO.813,212BLD,Tairan Tech Park, Futian District Shenzhen China
Post Code

：

518040

Website

：

http://www.jizhuo.com/page/cn/english.asp?type_id=1

EMAIL

：

MSN ID:

[email protected]

Summary of Contents for JZ881

Page 1: ...TEL 86 755 83304518 83308451 FAX 86 755 83302824 Address NO 813 212BLD Tairan Tech Park Futian District Shenzhen China Post Code 518040 Website http www jizhuo com page cn english asp type_id 1 EMAIL...

Page 2: ...4 High anti interference and low BER Bit error Rate Based on the FSK modulation mode it adopts the efficient communication protocol The actual bit error rate of 10 5 10 6 can be achieved when channel...

Page 3: ...light Single chip radio frequency integrated circuit and single chip MCU are used for lessened peripheral circuits high reliability and low failure rate 11 Watchdog monitor Watchdog monitors the inne...

Page 4: ...sirable ripple factor should be selected In addition the reliable grounding must be used if there is other device in the system equipment In case of failure to connect with the earth it can form its o...

Page 5: ...g sensitivity 120dBm Transmitting current 45mA Receiving current 35mA Sleeping current 10mA Channel speed rate 1200 2400 4800 9600 19200Bit s User can Choose one Interface speed rate 1200 2400 4800 96...

Page 6: ...ransmit or No receive a Radio is badness touch with PC terminal b Radio with TTL RS232 RS485 not match terminal c RX frequency and TX frequency is not same 3 Bit error rate High a antenna not match or...