Pin |
기호 |
기능 |
1 |
GND |
System round pin of the IC. Connect to system ground. |
2 |
VDD |
Power Supply : +3.3V |
3 |
BL_E |
Backlight control signal , H: On \ L: Off |
4 |
D/C |
Data/Command select |
5 |
WR |
Write strobe signal |
6 |
RD |
Read strobe signal |
7~14 |
DB0~DB7 |
Data bus |
15~22 |
DB8~DB15 |
Data bus (When select 8bits mode, this pin is NC) |
23 |
NC |
No connect |
24 |
CTP_INT |
CTP_ External interrupt to the host |
25 |
CS |
Chip select |
26 |
RESET |
Hardware reset |
27 |
LR |
Right /Left selection; Default R/L is Pull High |
28 |
UD |
Up/down selection; Default U/D is Pull High |
29 |
CTP_SCL |
CTP_SPI Slave mode, chip select, active low / I2C clock input |
30 |
CTP_SDA |
CTP_ SPI Slave mode, data input / I2C data input and output |
31 |
CTP_RST |
CTP_ External Reset, Low is active |
32 |
NC |
No connect |
33 |
VLED- |
VLED- for B/L LED inverter (GND) |
34 |
VLED- |
VLED- for B/L LED inverter (GND) |
35 |
VLED+ |
VLED+ for B/L LED inverter (+5V) |
36 |
VLED+ |
VLED+ for B/L LED inverter (+5V) |