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DIYmall ESP32 4.0inch ESP32-32E LCD Display WiFi+BLE Module E32R40T 320x480 ST7796S 4.0" TFT Resistive Touchscreen for Arduino ESP LVGL/GUI
- 4.0-inch resistive touch screen with ESP32-32E WIFI+BLE module, ESP32-D0WD-V3 Dual-core 32-bit microprocessor, 448KB ROM + 520KB SRAM + 16KB RTC SRAM + 4MB external QSPI Flash
- 320x480 resolution, supporting up to 262K colors (RGB666), TYPE C interface, with micro TF card slot, with an RGB tricolor indicator light
- Abundant interfaces, such as I2C, SPI, UART and other peripherals. Supports external speakers for audio playback
- Supports external lithium batteries. Features a battery charging management circuit to ensure the safe charging and discharging of the battery
- What you will get: 1 x ESP32 4.0inch ESP32-32E LCD Display
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Overview
Specs
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ESP32 Main
Control ParametersParametersModule:
ESP32-32ECPU: ESP32-D0WD-V3, Xtensa dual-core 32-bit LX6 microprocessorMain
Frequency: 240MHz (maximum)
Storage: 448KB ROM + 520KB SRAM + 16KB RTC SRAM + 4MB external
QSPI FlashWIFI: 2.4GH z, 802.11
b/g/n modeBluetooth: Bluetooth V 4.2 BR/EDR and Bluetooth LE standardsOperating
Voltage: 3.0 ~ 3.6 (V)
Operating Temperature: 40~85()Liquid Crystal
Screen ParametersScreen Size: 3.95 / 4.0 inchScreen
Type: TN TFT
Resolution: 320xRGBx480 (pixels) Effective
Display Area: 55.68 (W) x 83.52 (H) (mm) Number of
Colors:
Maximum: 262K (RGB666)
Commonly used: 65K (RGB565)
Driver IC: ST7796SDisplay
Interface: 4-Line SPI (connected to
ESP32) Pixel Size: 0.174 (H) x 0.174 (mm)
Viewing Angle: 12 0CLOCK
Backlight
Brightness (Typical Value): 450cd/m2Backlight
Type: White
LED*8Operating Temperature: -20~60()Storage
Temperature: -30~70()Touch
Screen ParametersEffective Area Size: 3.95 inchTouch
Screen Type: Resistive touch screenDriver
IC: XPT2046Effective
Touch Area: 56.28 (W) x 84.32 (H) (mm) Visible
Window Size: 56.88 (W) x 85.22 (H) (mm)
Communication Interface: SPI
Structural Material: ITO film + ITO glassOperating
Temperature: -10~60()Storage
Temperature: -20~70()Liquid Crystal
Screen Outline Dimensions: 60.880. 2 (W) x 94.570. 2 (H) x 2.50. 1 (D) (mm) (excluding the cable and back adhesive)
Touch Screen Outline Dimensions: 60.480. 2 (W) x 93.870. 2 (H) x 1.050. 1 (D) (mm) (excluding the cable and back adhesive)
Module Outline Dimensions: 60.88 (W) x 111.11 (H) x 5.65 (D) (mm) Battery
Charging ParametersCharging Voltage Range: 4.2 ~ 6.5 (V)
Typical value: 5VCharging
Current: Maximum
value: 500mAModule
actual value: 290mACharging
Saturation Voltage: 4.24VC harging
Temperature: Module
actual maximum value: 62Charging Battery
ParametersOperating Voltage: 5.0VB acklight
Current: 142mATotal
Current: When
ESP32 is reset: 40mAWhen only the display screen is working: 230mAWhen the display screen, speaker, and battery charging are all working: 580mAPower
Consumption: 1.15W (when only the display screen is working) Backlight
Brightness (Actual Value): With
touch screen: 370 cd/m2Supported
Speaker Power Consumption (Maximum): 1.5W (8) or 2W (4)
Power Supply Interface:
TYPE-CWeight:
E32R40T: 130 g
Control ParametersParametersModule:
ESP32-32ECPU: ESP32-D0WD-V3, Xtensa dual-core 32-bit LX6 microprocessorMain
Frequency: 240MHz (maximum)
Storage: 448KB ROM + 520KB SRAM + 16KB RTC SRAM + 4MB external
QSPI FlashWIFI: 2.4GH z, 802.11
b/g/n modeBluetooth: Bluetooth V 4.2 BR/EDR and Bluetooth LE standardsOperating
Voltage: 3.0 ~ 3.6 (V)
Operating Temperature: 40~85()Liquid Crystal
Screen ParametersScreen Size: 3.95 / 4.0 inchScreen
Type: TN TFT
Resolution: 320xRGBx480 (pixels) Effective
Display Area: 55.68 (W) x 83.52 (H) (mm) Number of
Colors:
Maximum: 262K (RGB666)
Commonly used: 65K (RGB565)
Driver IC: ST7796SDisplay
Interface: 4-Line SPI (connected to
ESP32) Pixel Size: 0.174 (H) x 0.174 (mm)
Viewing Angle: 12 0CLOCK
Backlight
Brightness (Typical Value): 450cd/m2Backlight
Type: White
LED*8Operating Temperature: -20~60()Storage
Temperature: -30~70()Touch
Screen ParametersEffective Area Size: 3.95 inchTouch
Screen Type: Resistive touch screenDriver
IC: XPT2046Effective
Touch Area: 56.28 (W) x 84.32 (H) (mm) Visible
Window Size: 56.88 (W) x 85.22 (H) (mm)
Communication Interface: SPI
Structural Material: ITO film + ITO glassOperating
Temperature: -10~60()Storage
Temperature: -20~70()Liquid Crystal
Screen Outline Dimensions: 60.880. 2 (W) x 94.570. 2 (H) x 2.50. 1 (D) (mm) (excluding the cable and back adhesive)
Touch Screen Outline Dimensions: 60.480. 2 (W) x 93.870. 2 (H) x 1.050. 1 (D) (mm) (excluding the cable and back adhesive)
Module Outline Dimensions: 60.88 (W) x 111.11 (H) x 5.65 (D) (mm) Battery
Charging ParametersCharging Voltage Range: 4.2 ~ 6.5 (V)
Typical value: 5VCharging
Current: Maximum
value: 500mAModule
actual value: 290mACharging
Saturation Voltage: 4.24VC harging
Temperature: Module
actual maximum value: 62Charging Battery
Specifications
: 3.7V polymer lithium batteryElectricalParametersOperating Voltage: 5.0VB acklight
Current: 142mATotal
Current: When
ESP32 is reset: 40mAWhen only the display screen is working: 230mAWhen the display screen, speaker, and battery charging are all working: 580mAPower
Consumption: 1.15W (when only the display screen is working) Backlight
Brightness (Actual Value): With
touch screen: 370 cd/m2Supported
Speaker Power Consumption (Maximum): 1.5W (8) or 2W (4)
Power Supply Interface:
TYPE-CWeight:
E32R40T: 130 g
Warranty & Returns
Warranty, Returns, And Additional Information
Warranty
- Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.
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Return Policies
- Return for refund within: 30 days
- Return for replacement within: non-replaceable
- This item is covered by FoundationSurge Return Policy
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