Interface
LCM PIN Definition
| Pin |
Symbol |
Function |
| 1 |
VLED- |
Power for LED backlight cathode |
| 2 |
VLED+ |
Power for LED backlight anode |
| 3 |
GND |
Power ground |
| 4 |
VCC |
Power voltage |
| 5 |
R0 |
Red data (LSB) |
| 6 |
R1 |
Red data |
| 7 |
R2 |
Red data |
| 8 |
R3 |
Red data |
| 9 |
R4 |
Red data |
| 10 |
R5 |
Red data |
| 11 |
R6 |
Red data |
| 12 |
R7 |
Red data (MSB) |
| 13 |
G0 |
Green data (LSB) |
| 14 |
G1 |
Green data |
| 15 |
G2 |
Green data |
| 16 |
G3 |
Green data |
| 17 |
G4 |
Green data |
| 18 |
G5 |
Green data |
| 19 |
G6 |
Green data |
| 20 |
G7 |
Green data (MSB) |
| 21 |
B0 |
Blue data (LSB) |
| 22 |
B1 |
Blue data |
| 23 |
B2 |
Blue data |
| 24 |
B3 |
Blue data |
| 25 |
B4 |
Blue data |
| 26 |
B5 |
Blue data |
| 27 |
B6 |
Blue data |
| 28 |
B7 |
Blue data (MSB) |
| 29 |
GND |
Power ground |
| 30 |
CLK |
Pixel clock |
| 31 |
DISP |
Display on/off |
| 32 |
HSYNC |
Horizontal sync signal; negative polarity |
| 33 |
VSYNC |
Vertical sync signal; negative polarity |
| 34 |
DE |
Data Enable |
| 35 |
NC |
No connection |
| 36 |
GND |
Power ground |
| 37 |
NC |
No connection |
| 38 |
NC |
No connection |
| 39 |
NC |
No connection |
| 40 |
NC |
No connection |
PCAP PIN Definition
| Pin |
Symbol |
Function |
| 1 |
VSS |
Ground for analog circuit |
| 2 |
VDDT |
Power Supply : +3.0V |
| 3 |
SCL |
I2C clock input |
| 4 |
NC |
No connect |
| 5 |
SDA |
I2C data input and output |
| 6 |
NC |
No connect |
| 7 |
/RST |
External Reset, Low is active |
| 8 |
NC |
No connect |
| 9 |
/INT |
External interrupt to the host |
| 10 |
VSS |
Ground for analog circuit |
General Specifications
| Item |
Dimension |
Unit |
| Size |
4.3 |
inch |
| Dot Matrix |
480 x RGB x 272(TFT) |
dots |
| Module dimension |
105.5(W) x 67.2(H) x 4.6(D) |
mm |
| Active area |
95.04 x 53.856 |
mm |
| Dot pitch |
0.066 x 0.198 |
mm |
| LCD type |
TFT, Normally White, Transmissive |
| Aspect Ratio |
16:9 |
| TFT Driver IC |
ST7282 |
| Interface |
24-bit RGB |
| Backlight Type |
LED, Normally White |
| PCAP FW Version |
3 |
| PCAP IC |
FT5426DQ8 or equivalent |
| PCAP Interface |
I2C |
| Touch Panel |
Projected capacitive touch panel |
| Surface |
Glare |
Absolute Maximum Ratings
| Item |
Symbol |
Min |
Typ |
Max |
Unit |
| Operating Temperature |
TOP |
-20 |
- |
+70 |
℃ |
| Storage Temperature |
TST |
-30 |
- |
+80 |
℃ |
Electrical Characteristics
Operating conditions
| Item |
Symbol |
Min |
Typ |
Max |
Unit |
| Supply Voltage For Logic |
Vcc |
3.1 |
3.3 |
3.5 |
V |
| Supply Voltage For Touch Logic |
VDDT |
2.8 |
— |
3.3 |
V |
| Digital operation current |
ICC |
|
22 |
33 |
mA |
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