Home Products Smart Displays RS485 Smart Display WL0F00035000XGDACSA00

3.5-inch RS485 Smart Display with GPIO and PCAP Touch

Model No. WL0F00035000XGDACSA00

►TFT Size: 3.5"
►TFT Resolution: 320×240 dots
►TFT View Direction: 80/80/80/80
►TFT Touch Screen: Capacitive Touch Panel
►Communication Interface: RS485
►Protocol: Modbus + GPIO
►Brightness(cd/m²): 400

Description

WL0F00035000XGDACSA00 is a 3.5-inch RS485 Smart Display with a projected capacitive touch panel (PCAP). It adopts WINSTAR’s WF35XTWACDNG0 wide-temperature IPS TFT LCD module and integrates a controller board with firmware for GUI development and RS485 communication.

WINSTAR GUI Builder is the main development tool for this Smart Display, allowing users to create UI pages and object settings through a drag-and-drop interface without coding. The module is suitable for single-host architectures using an MCU, Raspberry Pi, industrial controller, or PC-based RS485 communication with a USB-to-RS485 dongle.

GUI Builder User Guide  Download WINSTAR GUI Builder

3.5-inch RS485 Smart Display Features

  • Input voltage range from 5V to 28V, 12V typical
  • RS485 communication interface
  • Projected capacitive touch panel (PCAP)
  • Built-in 16MB external flash memory for font and Object Dictionary data storage
  • Built-in buzzer, controllable by the host device
  • GPIO pin support
  • Self-test function after boot-up
  • Power input polarity diode protection

 

ST Development Tool Support

In addition to WINSTAR GUI Builder, this Smart Display is designed with an STM32F series MCU and can be used with STMicroelectronics development tools, including TouchGFX, STM32CubeIDE, STM32CubeMX, and STM32CubeProg.

Demo sets with accessories are available for Smart Display evaluation and GUI development.
For GUI Builder evaluation, demo set information, or development support, please contact us.

Smart Display demo set for GUI development and evaluation

DRAWING

WL0F00035000XGDACSA00 - Contour Drawing

Block diagram

WL0F00035000XGDACSA00 - Block diagram

SPECIFICATIONS

General Specifications

Item Standard Value Unit
Operating voltage 5 ~ 28 Vdc
Communication Interface RS485 N/A
MCU STM32F750 N/A
Flash Memory 16 MB
SDRAM Memory 8 MB
LCD display size 3.5 inch
Dot Matrix 320 × 3(RGB) × 240 dot
Module dimension 100(W) × 82(H) × 13.2(D) mm
Active area 70.08(W) × 52.56(H) mm
Pixel pitch 0.219 x 0.219 mm
Brightness Min: 300; Typ: 400 cd/m2
LCD type TFT, Normally Black, Transmissive
View Direction 80/80/80/80(IPS)
Aspect Ratio 4:3
Touch Panel Projected Capacitive Touch Screen (PCAP)
Surface Glare

Absolute Maximum Ratings

Item Symbol Min Typ Max Unit
Operating Temperature TOP -30 +80
Storage Temperature TST -30 +80

Electrical Characteristics

Item Symbol Min Typ Max Unit
Supply Voltage VIN 5 12 28 V
Supply Current ICC - 150 - mA
I/O pin Voltage - - - 3.3 mA

BOM

Item Description
LCM WF35XTWACDNG0#
PCBA SV10003R500XA00N0103

Interface Pin Function

CON2 definition:

Pin Symbol Function Remark
1 VIN Power +5V~28V Input
2 GND Power GND --
3-13 Reserved -- --
14 RS485_B RS485 B I/O
15 RS485_A RS485 A I/O
16 GND Power GND --
 

CON3 definition:

Pin Symbol Function Remark
1 +3V3 3.3V power for JTAG interface Output
2 SWCLK CLK pin for JTAG interface Input
3 GND GND for JTAG interface --
4 SWDIO Data pin for JTAG interface I/O
5 NRST Reset pin for JTAG interface Input
6 GND Power GND --
7 WKUP WKup,ADC,Timer,Event,I/O Input
8 BOOT0 Lo: Internal flash boot (Default)
Hi: External flash boot
 
Input
9 IO_0 ADC,DAC,Timer,Event,I/O @3.3V I/O
10 IO_1 ADC,Timer,Event,I/O @3.3V I/O
11 IO_2 ADC,Timer,Event,I/O @3.3V I/O
12 IO_3 RST,Timer,Event,I/O @3.3V I/O
13 IO_4 RST,Timer,Event,I/O @3.3V I/O
14 IO_5 ADC,Timer,Event,I/O @3.3V I/O
15 IO_6 RST,Timer,Event,I/O @3.3V I/O
16 IO_7 RST,ADC,Event,I/O @3.3V I/O
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