User Manual Q&AAnswer
Feb 28, 2025 - 07:07 AM
To connect the Surenoo STP0144B-128128 Series TFT LCD Panel to your device, you will need to follow these steps:
1. Make sure your device has a SPI-4 line interface SPI-4 for data input.
2. Connect the GND (Ground) pins of the LCD panel and your device.
3. Connect the LED- pin of the LCD panel to the cathode of the backlight.
4. Connect the LED+ pin of the LCD panel to the anode of the backlight (typical voltage is 2.9V-3.3V).
5. Connect the RESX pin of the LCD panel to the reset signal of your device. This signal is active low, meaning it should be low to reset the device.
6. Connect the DCX pin of the LCD panel to the display data/command selection pin of your device. DCX=1 for display data or parameter, and DCX=0 for command data.
7. Connect the SDA pin of the LCD panel to the serial input/output signal of your device.
8. Connect the SCL pin of the LCD panel to the serial interface clock of your device.
9. Connect the VDD pin of the LCD panel to the power supply for the analog, digital system, and booster circuit (2.8-3.3V).
10. Connect the VDDI pin of the LCD panel to the power supply for the I/O system (1.8-3.3V).
11. Connect the CSX pin of the LCD panel to the chip selection pin of your device. Low enables the chip, and high disables it.
12. Connect the GND (Ground) pin of the LCD panel to your device.
13. Make sure to leave the NC (no connection) pins unconnected.
Please refer to the Surenoo STP0144B-128128 Series TFT LCD Panel User Manual for more detailed information and pin configurations.
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