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Software Control
2
Software Control
2.1
Installation Instructions
1. Open the folder named TRF3711_Installer_vxpx (xpx represents the latest version).
2. Run Setup.exe.
3. Follow the on-screen instructions.
4. Once installed, launch by clicking on the TRF3711_GUI_Verxpx program.
5. When plugging in the USB cable for the first time, you will be prompted to install the USB drivers.
(a) When a pop-up screen opens, select Continue Downloading.
(b) Follow the on-screen instructions to install the USB drivers.
(c) If needed, the drivers can be accessed directly in the install directory.
2.2
Software Operation
The front panel control is shown in
. The registers are set in the respective default configurations.
This section describes the functionality of the control registers.
Figure 2. TRF3711xx GUI Front Panel
2.2.1
Register 1
●
BB Gain:
The programmable-gain amplifiers (PGA) setting; range is 0 to 24.
●
LPFAdj:
Sets the bandwidth of the BB filters. Setting 0 is maximum (bandwidth
≥
15
MHz); setting 255 is minimum (BW
≤
700 kHz). See the specific device
data sheet for comprehensive curves.
●
EN_FastGain:
Enables the fast-gain option to adjust PGA gain with external bits
3
SLWU069B – February 2010 – Revised November 2010
TRF3711xxEVM
Copyright © 2010, Texas Instruments Incorporated
