Data Sheet:
Power supply: 5V DC
RF power: 50mW
Baud rate: 1,200/2,400/4,800/9,600/19,200bps
Interface: TTL
Receive current: <20mA (TTL connect)
Transmitting current: <40mA
Sleep current: 30uA
Distance: 600m (BER = 10-5 at 9,600bps)
1000m (BER = 10-5 at 1,200bps)
Size: 28 x 15 x 10mm (without antenna port)
Pin Definition:
|
Pin No.
|
Signal Name
|
Function
|
I/O
|
Electronic Level
|
Remarks
|
|
1
|
GND
|
Grounding of power supply
|
-
|
|
|
|
2
|
VCC
|
Power supply DC
|
-
|
5 V
|
|
|
3
|
RXD/TTL
|
Data receivingï¼ÂÂÂÂTTL Levelï¼ÂÂÂÂ
|
I
|
TTL
|
|
|
4
|
TXD/TTL
|
Data transmittingï¼ÂÂÂÂTTL Levelï¼ÂÂÂÂ
|
O
|
TTL
|
|
5
|
IN
|
External input
|
I
|
TTL
|
Low level valid
|
|
6
|
OUT
|
Electronic Level output
|
O
|
TTL
|
|
Application:
Wireless LED display, Wireless LED Sign, Wireless Lighting Management
Wireless Attendance Checking Machine, Attendance Record Machine, Finger Print Machine
Wireless Alarm System, Wireless Security system, wireless intruder alarm
Wireless fire alarm system
Wireless Laser Barcode Scanner
Wireless LCD Baby monitor, wireless monitoring sensor
Wireless POS Terminal, Wireless PAD
Oil and Gas Telemetry, Oil Field Management
Water Level Controller, water detector
Pressure sensor, Temperature sensor
Wireless Windows Sensor, Wireless Door Sensor
Digital force recorder, Digital weight indicator, Electronic scale
Queuing Management System
Automatic Meter Reading
Tire pressure monitoring, Four-wheel Orientation
Medical Treatment, Wireless nurse calling system
Industry Automation, Home automation, Building automation,
Access Control System
Wireless Remote control
Wireless PTZ Control
Wireless irrigation system, Drip irrigation
Intelligent Traffic system