Home Products TFT Display Round TFT LCD Display WF0128BTYAA4DNF10

240x240 Round IPS TFT LCD Display – High-Resolution Display with Precise Touch Control

Model No. WF0128BTYAA4DNF10

►Size:1.28 inch
►Resolution : 240x240 pixels
►View Direction :80/80/80/80 (IPS)
►Interface :SPI
►Driver IC : GC9A01
►Control-Board : No
►Brightness (cd/m²): 320
►Frame Through Hole : No
►Touch Screen : Projected Capacitive Touch Panel (PCAP) + Optical Bonding
►Touch Points: 1

Description

The WF0128BTYAA4DNF10 is a 1.28-inch, 240x240 resolution round IPS TFT LCD display module, featuring the GC9A01 driver IC for high-quality display performance. This 240x240 TFT display is designed to provide excellent resolution, making it ideal for embedded applications that require precision. The module is equipped with a projected capacitive touch panel (PCAP), supporting single-touch and gesture control for an enhanced user experience.

Key Technical Highlights

  • Resolution: 240x240 pixels, offering high-definition display ideal for a wide range of small display applications.
  • Display Technology: IPS TFT LCD technology, providing a wide viewing angle (80°/80°/80°/80°), ensuring stable and clear display from all angles.
  • Touch Technology: Features a PCAP touch panel that supports single-touch and gesture operations, optimizing user interaction.
  • Brightness: 320 cd/m², ensuring clear display in various lighting environments.
  • Backlight Color: White LED backlight, providing consistent brightness output for enhanced visibility.
  • Driver IC: The GC9A01 driver IC is compatible with the SPI interface, ensuring stable and reliable display performance.

LED Driving Conditions

  • LED Current: Maximum 40mA, suitable for medium brightness requirements.
  • LED Voltage: 3.0V to 3.4V, with a typical value of 3.2V.
  • LED Lifetime: Up to 20,000 hours, making it ideal for wearable devices, smart home applications, and other mid- to short-term applications.

Optical Characteristics

  • Contrast Ratio: Up to 1000:1, ensuring exceptional display clarity and contrast.
  • Viewing Angle: Provides an 80° viewing angle, ensuring consistent display clarity from various perspectives.
  • Color Gamut: Based on IPS technology, delivering true-to-life, accurate color representation.

Environmental Conditions

  • Operating Temperature Range: -20°C to +70°C, suitable for most indoor and outdoor applications.
  • Storage Temperature Range: -30°C to +80°C, capable of withstanding extreme environmental conditions.

Application Range

The 240x240 round IPS TFT LCD display is perfect for embedded applications that require high-resolution and compact display solutions. It is well-suited for:

  • Wearable Devices: Smartwatches, health monitoring devices, and more.
  • Smart Home: Smart locks, control panels, and other smart home devices.
  • Home Appliance Control Panels: Coffee machines, ovens, and other high-performance household appliances.
  • Embedded Systems: Industrial control equipment requiring accurate display and touch response.

Interface and Pin Definitions

  • SPI Interface: Supports data transmission for reliable communication.
  • I2C Interface: Supports touch control operations for smooth user interaction.
  • PCAP Driver IC: CST816D, specifically designed for touch applications, ensuring optimal touch performance.

 

DRAWING

IPS 240x240 TFT Display, TFT 240x240 IPS, GC9A01 Display with PCAP - WF0128BTYAA4DNF10

SPECIFICATIONS

General Specifications

Item Dimension Unit
Size 1.28 inch
Pixel Number 240 × RGB × 240 (TFT) dots
Module dimension 50.20 × 50.20 × 3.99 mm
Active Area 32.40 × 32.40 mm
Pixel Pitch 0.043 × 0.135 mm
LCD type TFT, Normally Black, Transmissive
Viewing Angle 80/80/80/80
TFT Interface SPI
Backlight Type LED, Normally White
Driver IC GC9A01
PCAP Driver IC CST816D
PCAP Support Operation Support single-finger touch & gesture
PCAP Interface I2C
PCAP FW Version 0X1
PCAP Resolution 240*240
Touch Panel Projected capacitive touch screen (PCAP)
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 Conditions Standard Value Unit
Min Typ Max
Power Supply Voltage for Analog VCI Ta= +25℃ 2.65 2.8 3.3 V
Supply PCAP TP_VDD3.3 Ta= +25℃ 2.65 2.8 3.3 V
ICTP Ta= +25℃ - 3.0 4.5 mA
Input High Voltage for LCD VIH - 0.8Iovcc - Iovcc V
Input Low Voltage for LCD VIL - Vss - 0.2 Iovcc V
Output High Voltage for LCD VOH - 0.8Iovcc - Iovcc V
Output Low Voltage for LCD VOL - Vss - 0.2 Iovcc V
 

LED driving conditions

Parameter Symbol Min. Typ. Max. Unit
LED current - - 40 - mA
LED voltage VLED+ 3.0 3.2 3.4 V
LED Life Time - - 20,000 - Hr

Interface

LCM PIN Definition

Pin Symbol Function
1 TP_INT INTERUPT SIGNAL
2 TP_SDA IIC DATA
3 TP_SCL IIC CLOCK
4 TP_RESET TP RESET SIGNAL
5 TP_GND Ground
6 TP_VDD3.3V CTP POWER SUPPLY
7 VLED+ Backlit positive
8 VLED- Backlit negative
9 GND Ground
10 CS Chip select signal
11 SCL Serial clock
12 SDA Serial data signal
13 RS Register select signal
14 TE TE signal
15 RESET LCD RESET Signal
16 VCI3.3V LCD Power supply
17 NC No connection
18 GND Ground
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