| PIN NO. |
SYMBOL |
DESCRIPTION |
| 1, 17 |
3.3V |
Power positive (3.3V power input) |
| 2, 4 |
5V |
Power positive (5V power input) |
| 3, 5, 7, 8, 10, 12, 13, 15, 16 |
NC |
NC |
| 6, 9, 14, 20, 25 |
GND |
Ground |
| 11 |
TP_IRQ |
Touch Panel interrupt, low level while the Touch Panel detects touching |
| 18 |
LCD_RS |
Instruction/Data Register selection |
| 19 |
LCD_SI / TP_SI |
SPI data input of LCD/Touch Panel |
| 21 |
TP_SO |
SPI data output of Touch Panel |
| 22 |
RST |
Reset |
| 23 |
LCD_SCK / TP_SCK |
SPI clock of LCD/Touch Panel |
| 24 |
LCD_CS |
LCD chip selection, low active |
| 26 |
TP_CS |
Touch Panel chip selection, low active |