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Description:
TST154HVBS-04 is a 1.54 inch square tft lcd module in 320x320 resolution, it is MCU 8/16 bits in 31 pins, and could be customed for other pinmap. Brightness is 280 nits. It is suitable for indoor application, such as smart watch, thermostat control display, hybrid recorders, temperature measurement device etc. Backlight current is 60mA and backlight voltage is 3.1V, with 3 backlight LEDs. This 1.54 inch TFT LCD module is designed with ST7796S, viewing direction is all o'clock, color depth is 65K, white backlight and transmissive type.
Drawing:
Specifications:
| General Specification | ||
| Part No. | TST154HVBS-04 | |
| Outline Dimension(mm) |
31.82×33.87×1.8 |
|
| Active Area(mm) | 27.744×27.744 | |
| Resolution(dots) | 320x320 | |
| Operating temperature(°C) | -20 ~ +70°C | |
| Storage temperature(°C) | -30 ~ +80°C | |
| Number of Pixel(pixels) | 320(H)xRGBx320(V) | |
| Touch panel | w/o CTP | |
| Driver IC | ST7796S | |
| Pixel arrangement | RGB-stripe | |
| Display mode | Normally black, IPS, 1.54 inch TFT | |
| Surface treatment | Antiglare | |
| View direction | All |
|
| Weight(g) | TBD | |
| Power Consumption(w) | Panel | TBD(Typ.) |
| B/L system | TBD(Typ.) | |
| Interface | MCU 8/16 bits | |
| Module lifetime(Hours) | 20,000-30,000 | |
| Pins Description | ||
| Pin No. | Symbol | Description |
| 1 | GND | Ground |
| 2 | IM0 | IM0: MCU 16 bits, DB0-DB15. IM0: MCU 8 bits, DB0-DB7. |
| 3 | RESET | Reset input signal |
| 4-19 | DB15-DB0 | 16bit data bus |
| 20 | RD | Read signal input pin |
| 21 | WR | Write signal input pin |
| 22 | DC | Data/Command Selection pin |
| 23 | CS | Chip select signal, low active |
| 24 | TE | Tearing effect output signal |
| 25 | IOVCC | Power supply for I/O: 1.8-+2.8/3.3V |
| 26 | VCC | Power supply for +2.8/3.3V |
| 27 | GND | System Gournd. (0V) |
| 28 | LEDK3 | Backlight K Cathode input pin |
| 29 | LEDK2 | Backlight K Cathode input pin |
| 30 | LEDK1 | Backlight K Cathode input pin |
| 31 | LEDA | Backlight A Cathode input pin |
Applications:
This small square lcd display is suitable for thermostat control display, hybrid recorders, temperature measurement device.
Product Features:
TST154HVBS-04 is a square TFT display module, This mode1.54 inch diagonally resolution in 320 horizontal by 320 vertical pixel array). Each pixel is divided into Red, Green, Blue dots which are arranged in 2 domain stripe and this panel can display 65K colors. Regarding backlight, brightness is 280 nit and 3 LEDs, current is 60mA and voltage 3.1V. Contrast ratio is 800:1.
