HXJZ-873 Low Power Wireless Module User’s Manual
HXJZ-873 Mini Power Wireless Module User’s Manual About HXJZ-873 HXJZ-873, the Low power wireless module, is used as the wireless data transmission in short distance. With the small size, weight and power consumption and good stability and reliability, it has the function of bi-directional data sign transmission, test and control.
HXJZ-873 Mini Power Wireless Module User’s Manual 10. High speed wireless communication and large data buffer When the speed rate in the air is quicker than interface’s, allowing to transmit unlimited length data at one time, when the speed rate is slower or equal the interface’s, allowing the transmission of 255 Bytes long data frames at one time for more flexible programming by users. 11.
HXJZ-873 Mini Power Wireless Module User’s Manual (Remarks: Jack space between is 2.0 mm.) Definition of connecting pins and connection method: Item no 1 PIN SLE Description Connected Level User terminal Remarks to the terminal Sleep control (input) end Low level to sleep, High level awake 2 TXD/ A (RS-485) Serial data transmitting end RXD/ A (RS-485) 3 RXD/ B (RS-485) Serial data receiving end TXD/ B (RS-485) 4 GND Power supply/Ground DGND/AGND 5 VCC 6 I2 NO.
HXJZ-873 Mini Power Wireless Module User’s Manual HXJZ-873 have 2 on-off input ports，2 on-off output ports , you can use as follow: HXJZ-873 on-off Output User terminal on-off HXJZ-873 output app circuit HXJZ-873 on-off Input User terminal on-off output HXJZ-873 Input app circuit 3.Saving power model HXJZ-873 have three Saving power models: awaken from Hardware, awaken from COM Port, awaken from Air. The model can be set by RF Module software.
HXJZ-873 Mini Power Wireless Module User’s Manual not receive data from air in the period of 20 seconds, it will turn into sleep. So when you wake up HXJZ873 from air, you can transmit some useless data firstly.
HXJZ-873 Mini Power Wireless Module User’s Manual 4、IO Attemper Function HXJZ-873 have two communicate protocol: full transparence protocol and ID protocol. (Remark: full transparence protocol is default protocol, if you need HXJZ-873 with ID protocol, please tell us when you book ) 1) Full transparence protocol In this mode, whatever you use, any data frame, HXJZ-873 can send it to another side as like as two peas, it cannot change data format and data bits.
HXJZ-873 Mini Power Wireless Module User’s Manual Channel and frequency list Channel Frequency Channel Frequency 1 430.2000MHZ 9 458.5250MHZ 2 431.4288MHZ 10 459.1250MHZ 3 431.7360MHZ 11 459.5250MHZ 4 430.5072MHZ 12 460.1250MHZ 5 434.6940MHZ 13 460.5250MHZ 6 434.2332MHZ 14 461.1250MHZ 7 433.1580MHZ 15 461.5250MHZ 8 433.9260MHZ 16 462.
HXJZ-873 Mini Power Wireless Module User’s Manual Optional Antenna: Trouble and solve ways: NO. Trouble Trouble causes and solve ways 1 No shine of Indicator light a、Power Line badness touch . b、Power is bad. c、Power line meet in reverse, or 2 No transmit or No receive 3 Bit error High rate 4 Indicator twinkling light diode of polarity protect is bad. 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.
