Shenzhen BIGTREE Technology CO., LTD.
BIG TREE TECH
Ⅰ.Product Introduction
BIGTREETECH TFT35-E3 V3.0 is a medium size, dual-mode,
ultra-clear 3D printing machine display launched by the 3D printing team
of Shenzhen BIGTREE Technology CO., LTD., which can perfectly
replace the original LCD screen of Ender3 printer.
1.Product characters：
1）ARM Cortex-M3 series STM32F207VCT6 chip with 32-bit CPU 120MHz;
2）Upgrade the firmware by SD card. It is easy and convenient to operate.
3）This display board has higher compatibility. Users can select two work modes:
UART serial port screen mode and 12864 screen mode.
4）Serial port screen mode supports two printing modes: SD card and U disk.
5）Reserve WIFI port, and WIFI function is realized by external WIFI module；
6）Reserve the extension port of filament breaking detection (FIL-DET)；
7）Reserve the extension port of automatic shutdown after printing (PS-ON);；
8）LCD12864 mode uses EXP1, EXP2 and EXP3. EXP1 and EXP2 are LCD
screen ports of normal motherboard. EXP3 is the LCD interface used by E3 series
motherboard (such as SKR MINI E3 V1.2, SKR E3 DIP V1.1, etc.) ；
9）TFT touch screen mode：serial port screen RS232 port；
10）2 sets of UART serial port extension ports are reserved for DIY use.
2.Product Parameters：
Appearance size：93*87mm
Installation size：Perfectly replace the original LCD screen of Ender3 printer，
detail information please check TFT35-E3 V3.0 SIZE
Microprocessor：STM32F207VCT6
Power Input：DC 5V
SD card logic voltage：3.3V and 5V（Such as: support MEGA2560 main control
chip motherboard, higher compatibility)
Ⅱ.Indicator Information
After the board is powered on：
Red light D6 is the power indicator: the red light is on, indicating normal
power supply;
Green light D3 is SD card detection indicator: D3 is always on when the SD
card inserted, and then off when SD card pulled out
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