Graco Inc. GNET 用户手册

 

 

4.0 DESCRIPTION 

 
The Graco GNET FHSS RF Transceiver Module is a frequency hopping 
spread spectrum transceiver capable of 2-way transportation of message 
packets in the 900 MHz ISM band.  A standard serial interface operating at 3 
volts CMOS levels is used to communicate with the host device.  Exact 
protocol and messaging details are available in the Graco GNET FHSS RF 
Transceiver Module Host Interface Protocol document. 
 
The host device supplies power through the interface connector in 
accordance with the operating voltage and current requirements. 
 
 
 

5.0 ELECTRICAL SPECIFICATIONS 

 
The module should be operated within the electrical limits provided in this 
section.  Operation outside of these parameters may damage the unit. 
 

Operating Voltage 

8.6 

9.6 

10.6 

VDC 

Transmit Current 

 

150 

200 

mA 

Receive Current 

 

15 

 

mA 

Sleep Current 

 

N/A 

N/A 

µA 

Operating Temperature 

-40 

 

+85 

°C 

 
 

6.0 CONNECTOR PINOUT 

 
J3-1 

Power In (9.6 Volts typical) 

J3-2 

Regulator Shutdown Control (Shutdown = 0 volts) 

J3-3 RX 
J3-4 TX 
J3-6 Gnd