User guide

Parameters default:
Channel： 1
Interface speed rate：9600BPS
Interface verify：none
Speed rate in air：9600BPS
Channel and frequency list
Channel
Frequency
Channel
Frequency
1
487.5072MHZ
5
490.6942MHZ
2
488.4289MHZ
6
491.1580MHZ
3
489.2329MHZ
7
491.7360MHZ
4
489.9260MHZ
8
492.4388MHZ
Technical specification of HXJZ-881
Modulation mode: FSK
Working frequency: 487--493MHZ
Transmission power: <10mW
Receiving 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: 1200/2400/4800/9600/19200Bit/s, User can Choose one
Change time for receiving and sending: <10ms
Interface data format: 8E1/8N1/8O1
Power supply: 5±0.5V DC
Working temperature: -20℃～85℃
Working humidity: 10%～90% relative humidity without condensation
Dimension: 39.4mm*24mm*8mm
Attachable Communication with Model: HXJZ-881/JZ882
Model and name
JZ
881
-T
T: TTL interface
Naked board
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