Active Member
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[China]
Address: No. 301-305, Building N3, T5, Tianan Cyber City, Fenggang Town, Dongguan City, Guangdong Province, China
Contact name:Dong
Hotdisplay Technology Co.Ltd |
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4 Inch 480x480 TFT LCD Display SPI ST7701S With Glass Cover/TFT-H040A1PVIST5N40
Product parameters
Product Type - Square TFT
Dimensions (mm) - 84.00(H) * 84.00(V) * 3.06(D)
Display Size(mm) - 4 inch
Effective Dimensions mm - 71.86(H) x 70.18(V)
Product application - 86 boxes, smart panel
Connection method PIN number - 40PIN
Interface - 18 bit RGB+SPI
Working temperature - -20~70℃
Supply voltage - 2.8V
General Feature
| Item | Standard Value | Unit |
| Display Size | 4.0 | Inch |
| Number of Pixels | 480(H)* 3(RGB)* 480(V) | dots |
| Active Area | 71.86(H)* 70.18(V) | mm |
| Outline Dimension | 84.00(H) * 84.00(V) * 3.06(D) <TFT+Glass> | mm |
| Viewing Direction | FULL O'clock | - |
| TFT Interface | SPI+18 bit RGB | - |
| TFT Driver IC | ST7701S | - |
| TFT Driver Condition | VCI=2.8V(Typ) | V |
| Backlight-1 | White LED/8 PCS/4 LEDs serial 2 ways parallel | - |
| Touch Panel | Without TP with Glass | - |
| Driver IC | - | |
| Driver Condition | VDD=2.8V(Typ) | V |
| Operation Temperature | -20 ～ 70 | ℃ |
| Storage Temperature | -30 ～ 80 | ℃ |
TFT Pin Description
| Pin NO. | Symbol | Description |
| 1 | LEDA | LED Anode |
| 2～3 | LEDK | LED Cathode |
| 4 | GND | Ground |
| 5 | VCI | Digital Power |
| 6 | RESX | - The external reset input - Initializes the chip with a low input. Be sure to execute a power-on reset after supplying power. |
| 7～8 | NC | Not Connect |
| 9 | SPI-SDA | Serial data input/output bidirectional pin for SPI |
| 10 | SPI-SCL | Serial clock input for SPI interface. |
| 11 | SPI-CS | A chip select signal GND: the chip is selected and accessible VCI: the chip is not selected and not accessible |
| 12 | DCLK | Pixel clock input pin |
| 13 | DEN | Data input enable. Display access is enabled when DE is “L”. |
| 14 | VSD | Vertical sync signal. |
| 15 | HSD | Horizontal sync signal. |
| 16～21 | DB0～5 | Blue data bus. |
| 22～27 | DG0～5 | Green data bus.. |
| 28～33 | DR0～5 | Red data bus. |
| 34 | GND | Ground |
| 35 | CTP-INT | CTP interrupt read signal.If not used, let this pin open. |
| 36 | CTP-SDA | CTP IIC data signal.If not used, let this pin open. |
| 37 | CTP-SCL | CTP IIC clock signal.If not used, let this pin open. |
| 38 | CTP-RTN | CTP Reset signal.If not used, let this pin open. |
| 39 | CTP-VDD | CTP Power supply.If not used, let this pin open. |
| 40 | CTP-GND | CTP Ground.If not used, let this pin open. |
DESCRIPTION
HOTLCD H040A1 is a 4.0 inch diagonal full color 480x480 TFT display
module. This 4.0 inch TFT LCD display is built in with ST7701S IC;
it supports SPI+RGB Interface. H040A1 model is having module
dimension of 84 x 84 mm and Active area size of 71.86(H) x 70.18(V)
mm; it integrated ST7701S controller on module, logic supply
voltage range from 2.4V to 2.8V.It is very suitable for display in
86 boxes, smart home panels, etc.
