Power Input: DC5V
SD card logic voltage:3.3V/5V
perfectly replace：perfectly replace the original LCD screen of Ender3 printer.
Main control chip：ARM Cortex-M3 Series GD32F205VCT6 Master Controller with 32-bit Main Frequency of 120MHz
Selected connect wire according to the firmware：Please connect different wire according to the firmware you burned.
When using serial touch screen mode,it connects with TFT or AUX-1 on the motherboard through RS232，which has touch function
When using class 12864 LCD mode,it connects with EXP3 of the motherboard,which has no touch function
When using class 12864 LCD mode,it connects with EXP1 and EXP2 of the motherboard,which has no touch function
Exquisite appearance：Better lighting effect after optimization
TWO Pinting methods：Serial port screen mode supports two printing modes: SD card and U disk
WIFl port：Reserve WIFl port,and WIFl function is realized by external WIFl module
Expand the port for users to DIY：2 sets of UART serial port extension ports are reserved for DIY use.
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