Two-way radio module test board. For 1W350 UHF module evaluation .Sold By Walkie talkie module
SR_DEMO_A Walkie Talkie Transceiver /Data transfer Module Demo Board specification ( for 1W350 module) What you get: The cost is just for 1 pcs; The demo board with one antenna, but without speak...Read More…
SR_DEMO_A Walkie Talkie Transceiver /Data transfer Module
Demo Board specification ( for 1W350 module)
What you get:
The demo board can be used for these module evaluation as below:
DMR digital module：
Please select the right demo board based on the module you use.
It is a full function Walkie Talkie Transceiver system; Only DC 5V power supply is needed. You may evaluate the voice talking and data transferring by the demo board; you needn’t waste your time in search the components and sealing; it is convenient for you to evaluate our module quickly, and it is also effective for you to expedite the development;
The accessories of this demo board are as below：
We will provide you the technical support for both hardware and software , more than it, we can provide you the demo code for your reference;
The features of the demo board:
Voice intercom demo；
Data transfer demo；
We leave a group interface for customer development
About voice intercom demo:
Plug the speaker to the white outlet；
Fix the antenna to the demo board；
Connect the DC power supply (or Battery) to the demo board，please pay attention to the power polarity. The DC power voltage could be 3.3V-5V. The recommend DC power is 4.0V; the current capacity should be double of the transmit current.
After connect the power supply correctly, the power LED would turn on；
When press the PTT key，The red LED for transfer state indication would turn on; Now you may talk； Release the PTT Key, Red LED would turn off，it into the receive state，you may receive the talking from opposite side;
How to set the parameter of the module:
The setting command please refer 《serial communication protocol》，You may ask it from our company；
For we have two type module of analog and digital(DMR), The following spec. is just for our analog module.
Because the DMR module has different BAUT and command, so, if you order the DMR module, please refer to the DMR spec. to operate it.
The serial port connection Schematic diagram.
(just a sample for FRS_1WU module)
Please connect the demo board TXD,RXD , GND with the USB TO UART board
We leave two UART interface for user:
The Tx Frequency and Rx Frequency can be set alone.
The Tx CTCSS and Rx CTCSS can be set alone.
The parameter can’t be kept because of this demo board without MCU.
The demo board is subject to change without notice.
Please contact us for complete spec. of demo board.
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