SYMBOL | PIN NO. | DESCRIPTION |
---|---|---|
3.3V | 2, 4 | Power positive (5V power input) |
NC | 6, 9, 14, 20, 25 | Ground |
TP_IRQ | 18 | Instruction/Data Register selection |
LCD_SI / TP_SI | 21 | SPI data output of Touch Panel |
RST | 23 | SPI clock of LCD/Touch Panel |
LCD_CS | 26 | Touch Panel chip selection, low active |