LCD display adopts SPI, touch adopts I2C communication mode, and shares the main control chip with the motherboard, which greatly reduces the cost of touch screen; Each motor drive shall select power supply, motor power supply or main power supply (heating supply) separately; It is connected with the main board through FPC cable, which is simple and convenient to operate; Designed with XH2.54 terminal, which can communicate with the board through the terminal. Currently, it only supports for CB1. If you use CB1 V2.2, you only need to use with TFT35 SPI V2.1; If you use CB1 V2.1, you need to use with TFT35 SPI V2.1+IO2CAN V1.0.<br><br>Colour:As Shown Material:pcb<br><br>Package Contents: 1 x Control Board<br><br>Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.