RF Transmitter And Receiver Module/Data Communication Equipment JZX862A
Technical specification of JZX862A:
|
Sensitive: |
-110dbm |
|
Transmit Current: |
<100mA (TTL) |
|
Receive Current: |
<10mA |
|
Interface-data-format: |
8E1/8N1/8O1 Customized |
|
Operating voltage |
DC 5V |
| Interface: | TTL, RS232,RS485 |
|
Size: |
70mm * 45mm * 19mm |
|
Weight: |
91g |
Trouble and solve ways:
|
Item |
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 diode of polarity protect is bad. |
|
2 |
No transmit 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 touch bad; b,RF baud rate is not right. c,Power supply ripple is too great. |
|
4 |
Indicator light twinkling |
a,Electromagnetism disturb in circumstance. b,Same frequency disturb in the circumstance. |
Application:
| Wireless POS, PDA wireless smart terminal; |
| Electronic bus station and intelligent traffic; |
| RF transmitter Wireless electronic display screen and queuing machine; |
| Wireless telemetry charging for parking, parking lot; |
| Wireless modem Automobile inspection and four-wheel orientation; |
