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| Place of Origin: | China |
| Brand Name: | ORIENTRONIC |
| Pin Number | Pin Name | Function Description |
| 1 | VCC | Positive power supply 3.3V |
| 2 | GND | Power ground pin |
| 3 | BLK | Backlight control switch. The backlight is enabled by default and turned off with a low level |
| 4 | RES | LCD reset for the display section |
| 5 | CS | LCD select signal for the display section, valid with a low level |
| 6 | WR | LCD data/command selection pin for the display section |
| 7 | RD | Serial port write control pin |
| 8 | R0 | Serial port read control pin |
| 9-16 | D0-D7 | 8-bit data line |
| 17 | CRES | Reset pin for the touch chip, the pin is connected to pin 4 (RES) through a 0-ohm resistor R7 by default: select one of them; simultaneous reset is sufficient |
| 18 | CINT | Touch interrupt |
| 19 | CSCL | IIC communication clock for the touch section |
| 20 | CSDA | IIC communication data line for the touch section |
