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LVDS2HD
Overview
Due to the wide variety of screens on the market, the EDID recognition of different screens may have compatibility issues, which may lead to incorrect screen colors or abnormal screens or no display.
This LVDS2 board convert LVDS input signal to HDMI output, the resolution is VESA standard in default. If you need change to single 8 mode, please short the R20 on the LVDS2 board.
Because it is the DIY product, so sometimes there may be the compatibility problem. When it shows no signal or no sound, it may be the compability problem.
Features
- LVDS input signal to HDMI output, the maximum bandwidth can reach 150MHz;
- LVDS input interface adopts the general 30-pin socket FI-X30SSLA-HF, which supports dual 8 inputs, and the riginal screen cable can be used directly;
- Double 8 mode in default
- I2S sound input in default
- VESA standard resolution in default
- 8bit in default
- Not only supports standard HDMI signals, but also supports other graphics format signals, the common formats are as follows: 1920x1200, 1920x1080, 1600x1200, 1280x1024, 1280x720, etc.
- Support LVDS signal to spread spectrum
- Input Voltage Range:DC 4.8V～5.5V, Powered by 5V in the screen cable
Packing List
- 1 x LVDS to HDMI Converter with Cable (cable length: 22cm)
User Manual
- Dimensions source file (DXF): File:HDMI2LVDS-PCBLayout.dxf - You can view it with Autodesk Viewer online
CN3/CN4/CN6 Interface Definition
How to Change the Mode
D1&D2 LED Indicator
After power on, D1 flashes,it indicates that the MCU is working normally. After receiving the LVDS signal, D2 is always on.
If D2 is not light on, it means that no LVDS signal is received, and the line sequence needs to be checked.
FAQ
Q1: After screen replacement, no HDMI output, but the indicators (D1 flashing, D2 solid) are functioning normally?
A:Please print the log information as instructed (Refer to the image)
-Connect the board's TX and GND to the PC via a USB-to-UART TTL cable. Set baud rate to 115200 and monitor for debug messages
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