Bigtreetech Tft70 V3.0 Graphic Smart Display Controllers For Creality Ender 3,

Product name: BIGTREETECH TFT70 V3.0 1. Product parameters: Appearance size: 196*100mm Installation size: 188*92mm MCU: GD32F407VET6 Screen display area: 153.84*85.776mm Screen resolution: 800 (H)*3 (RGB)*480 (V) Number of screen backlights: 21 white LED lights Power input: DC 5V Logic voltage of SD card: 3.3V and 5V (e.g. motherboard supporting MEGA2560 main control chip, higher compatibility) 2. Description of the indicator lights on the motherboard: After the motherboard is powered on: a. D6 red light is the power indicator: the red light is on, indicating that the power supply is normal; b. The red light of D4 is the indicator light for SD card detection: it is always on when the SD card is inserted, and goes out after being pulled out. 3. Motherboard interface description: a. When using the class 12864 screen mode, connect with EXP1 and EXP2 on the motherboard; b. When using the serial port screen mode, connect to the TFT or AUX-1 on the motherboard through RS232; c. The two modes can be switched by one key. The specific operation is: long press the encoder for about 3S until the mode selection page appears, then select the mode and press it.

• 1. Adopt 32-bit main frequency 168MHz ARM level Cortex-4 series GD32F407VET6 main control chip. Upgrade the firmware by SD card.It is easy and convenient to operate.
• 2. Higher compatibility, there are two working modes for UART serial screen and 12864 screen.
• 3. Reserve WIFI port, and WIFI function is realized by external WIFI module; Reserve the extension port of filament breaking detection (FIL-DET);
• 4. The LCD12864 mode includes EXP1, EXP2, and EXP3; among them, EXP1 and EXP2 are the LCD screen interfaces of common motherboards. The EXP3 is the LCD screen interface used by the E3 series motherboards (such as: SKR MINI E3, SKR E3 DIP, etc.).
• 5. Reserve the extension port of automatic shutdown after printing (PS-ON).