3.5寸液晶显示屏SPI接口电容触摸屏TFT LCD彩色液晶屏
General Feature
Item | Standard Value | Unit | ||
Display Size | 3.5 | Inch | ||
Number of Pixels | 320(H)*3(RGB)* 480(V) | dots | ||
Active Area | 48.96(H)* 73.44(V) | mm | ||
Outline Dimension | 55.40(H) * 85.16(V) * 4.05(D)(V0-2) | mm | ||
Viewing Direction | 12 O'Clock (U60/D60/L70/R70) | - | ||
Interface | SPI 3-Line or 4-Line Serial interface | - | ||
Driver IC | ST7796 | - | ||
Driver Condition | IOVCC=1.8V,VCI=2.8V or 3.3V(Typ) | V | ||
Backlight | White LED/6 PCS/1 PCS serial 6 ways parallel | - | ||
Touch Panel | Without TP | With RTP | With CTP | - |
CTP Driver IC | GT911/FT6336G | - | ||
CTP Driver Condition | VDD=3.3V | V | ||
TFT Operation AT | -20 ~ +70 | ℃ | ||
TFT Storage AT | -30 ~ +80 | ℃ |
Pin Description
Pin NO. | Symbol | Description |
1 | LEDK | LED cathode |
2 | LEDA | LED anode |
3 | GND | Power supply ground |
4 | SPI | 3-wire and 4-wire SPI interface selection |
5 | RESX | Reset signal. Signal is active low |
6 | SPI-SDA | - Serial interface data input/output pins. - The data is latched on the rising edge of the SCL signal. |
7 | SPI-SCL | Serial Interface Clock |
8 | SPI-D/CX | Serial interface data/command selection pin |
9 | SPI-CSX | Chip selection pin.Low enable. |
10 | VCI | Power supply |
11 | CTP-VDD | CTP Power supply |
12 | CTP-SCL | CTP I2C clock signal |
13 | CTP-SDA | CTP I2C data signals |
14 | CTP-INT | CTP interrupt signal |
15 | CTP-RES | CTP Reset pin |