ESP32 LVGL WROOM 2,8inch LCD TFT 240×320 Touch Display Audio Bluetooth WiFi Motherboard

ESP32-2432S028 ESP32 WROOM LVGL Touch Display Motherboard Set © androegg

ESP32-2432S028 ESP32 WROOM LVGL Touch Display Motherboard © androegg

ESP32-2432S028 ESP32 WROOM LVGL Touch Display Motherboard Pinout © androegg

ESP32-2432S028 ESP32 WROOM LVGL Touch Display Motherboard Schematic © androegg

ESP32-2432S028 ESP32 WROOM LVGL Touch Display Motherboard Schematic © androegg

ESP32 WROOM LVGL Motherboard Set beinhaltet:

• 1 Stück ESP32WROOM ESP32-2432S028 Motherboard
• 1 Stück JST Dupont Adapterkabel 4-polig
• 2 Stück JST Adapterkabel 4-polig
• 1 Stück JST Adapterkabel 2-polig
• 1 Stück USB Micro Kabel

Das ESP32 WROOM LVGL Motherboard basiert auf dem ESP32-WROOM mit 4MB integriertem Flash verfügt über

• zusätzlichem externem 4MB Flash Speicher (SPI parallel)
• ILI9341 2,8″ TFT Touch LCD Display

• SCK IO14
• SDO IO12
• XPT2046 Touch Treiber IC
• SD Kartenleser (Micro SD Karte)

• CD / TF-CS IO5
• CMD / MOSI IO23
• CLX / TF-CLK IO18
• DATA0 / MISO IO19
• CH340 USB TTL Konverter

• RXD0
• TXD0
• RGB LED ( MHP5050RGBDT )

• Grün IO16
• Blau IO17
• Rot IO14
• LDR Fotowiderstand

• analoges signal ADC IO34
• SC8002A 3W Audio Verstärker

• IN- IO26
• AMS1117 3,3V Spannungskonverter Spannungsversorgung ESP32
• AMS1117 3,3V Spannungskonverter Spannungsversorgung TFT Touch Display
• Reset Taster
• Boot / Flash Taster

ESP32 LVGL Display Motherboard

Die generelle Spannungsversorgung erfolgt dabei über eine integrierte USB-Micro Schnittstelle.

Ferner verfügt das ESP32 WROOM32 LVGL Display Motherboard über einen CH340 USB TTL Konverter sodass direkt, über die USB-Micro Schnittstelle eine serielle / UART Verbindung hergestellt werden kann.

Neben der USB-Micro Schnittstelle verfügt das ESP32 LVGL Display Motherboard über folgende Anschlüsse

• P1 4-Pin JST 1,25mm Rasterabstand Anschluss zur Spannungsversorgung und seriellen Verbindung (JST – Dupont Adapterkabel im Lieferumfang enthalten)
• VIN
• TX
• RX
• GND
• P3 4-Pin JST 1,25mm Rasterabstand Kabel im Lieferumfang enthalten

• GND
• IO35
• IO22
• IO21
• CN1 4-Pin JST 1,25mm Rasterabstand Kabel im Lieferumfang enthalten

• GND
• NC
• IO27
• 3,3V
• P4 2-pin Audio Ausgang JST 1,25mm Rasterabstand Kabel im Lieferumfang enthalten

• V01
• V02

Das ESP32 WROOM32 Modul unterstützt

• 802.11 b/g/n Standard
• HT40 WLan Transceiver
• Bluetooth bis 4.2
• Taktfrequenz 160MHz
• SRAM 512kBytes
• 4MB 32Mbit SPI Flash
• unterstützte Schnittstellen
  SPI SD Karte,
  UART,
  SPI,
  SDIO,
  I2C,
  LED PWM,
  Motor PWM,
  I2S,
  IR,
  pulse counter,
  GPIO, capacitive touch sensor,
  ADC 12-bit,
  DAC,
  Two-Wire Automotive Interface (TWAI®), compatible with ISO11898-1 (CAN Specification 2.0)

• 1 piece ESP32WROOM ESP32-2432S028 motherboard
• 1 piece JST Dupont adapter cable 4-pin 2 pieces JST adapter cable 4-pin
• 1 piece JST adapter cable 2-pin
• 1 piece USB micro cable

The ESP32 WROOM LVGL motherboard is based on ESP32-WROOM with 4MB of integrated flash features

• additional external 4MB flash memory (SPI parallel)
• ILI9341 2.8″ TFT touch LCD display

• SCK IO14
• SDO IO12
• XPT2046 Touch Driver IC
• SD card reader (Micro SD card)

• CD/TF-CS IO5
• CMD/MOSI IO23
• CLX/TF-CLK IO18
• DATA0/MISO IO19
• CH340 USB TTL converter

• RXD0
• TXD0
• RGB LED (MHP5050RGBDT)

• Green IO16
• Blue IO17
• Red IO14
• LDR photoresistor

• analog signal / ADC IO34
• SC8002A 3W audio amplifier

• IN- IO26
• AMS1117 3.3V voltage converter power supply ESP32
• AMS1117 3.3V voltage converter power supply TFT touch display
• Reset button
• Boot / Flash button

ESP32 LVGL Display Motherboard

Furthermore, the ESP32 WROOM32 LVGL display motherboard has a CH340 USB TTL converter so that a serial / UART connection can be established directly via the USB micro interface.

In addition to the USB micro interface, the ESP32 LVGL display motherboard has the following connections

• P1 4-pin JST 1.25mm pitch connection for power supply and serial connection (JST – Dupont adapter cable included)
• VIN
• TX
• RX
• GND
• P3 4-Pin JST 1.25 mm pitch cable included

• GND
• IO35
• IO22
• IO21
• CN1 4-Pin JST 1.25mm cable pitch included
  • GND
  • NC
  • IO27
  • 3.3V
• P4 audio output 2-Pin JST 1.25mm cable pitch included

• V01
• V02

The ESP32 WROOM32 Development Board supports

• 802.11 b/g/n Standard
• HT40 WLan Transceiver
• Bluetooth up to 4.2
• Frequency 160MHz
• SRAM 512kBytes
• 4MB 32Mbit SPI Flash
• 36 GPIO
• supported Interfaces
  SPI SD Karte,
  UART,
  SPI,
  SDIO,
  I2C,
  LED PWM,
  Motor PWM,
  I2S,
  IR,
  pulse counter,
  GPIO, capacitive touch sensor,
  ADC 12-bit,
  DAC,
  Two-Wire Automotive Interface (TWAI®), compatible with ISO11898-1 (CAN Specification 2.0)

ESP32 WROOM32 Motherboard Features:

• 5V Power Supply thru USB-Micro or JST Connector
• CH340 USB TTL Converter on board
• ILI9341V Touch LCD (XPT2046 resistive film method)
• Expanded IO x 2
  P3 ( GND, GPIO_35, GPIO_22, GPIO_21)
  CN1 ( GND, NC, GPIO_27, 3V3) SD SLOT ( Micro SD )
• RGB LED ( MHP5050RGBDT )
  BLUE : GPIO_16,
  RED : GPIO_4,
  GREEN : GPIO_17
• CDS ( GT36516 ) : GPIO_34
• EXT Power Conn : P1 ( VIN, TX, RX, GND )
• SC8002B Audio Amplifier
  OUT: P4 SPEAK(2=VO2,1=VO1)
• P1: Power Supply Base Conector
• ESP32 with TELEC(211-161007) CPU / MPU:
  Frequency: up to 240 MHz. based on Tensilica LX6 microcontroller with 600 DMIPS
  up to 600 DMIPS

  448 KByte ROM size
  520 KByte SRAM size

• SPI Flash:
  Flash memory:
  32Mbit internal
  32Mbit external
  clock frequency: 75 MHz.
  Page program: up to 256 bytes in 0.64ms (TYP) Sector erase: 512Kb in 0.6s
  Bulk erase: 17 – 23 s
  Hardware write protection: protected area size defined by nonvolatile bits BP0, BP1, BP2
  Deep power-down: 1μA (TYP)
  Write Cycles: > 100,000 write cycles per sector Data retention: > 20 Years
• 802.11 b/g/n/e/i protocol
• supports Wi-Fi Direct (P2P)
• soft-AP Integrated TCP/IP protocol stack
• 802.11 n (2.4 GHz), up to 150 Mbps
• 802.11 e: QoS for wireless multimedia technology
• Block ACK
• Fragmentation and defragmentation
• Automatic Beacon monitoring/scanning
• 802.11 i security features: pre-authentication and TSN
• Wi-Fi Protected Access (WPA)/WPA2/WPA2-Enterprise/Wi-Fi Protected Setup (WPS)
• Infrastructure BSS Station mode/SoftAP mode Wi-Fi Direct (P2P), P2P Discovery, P2P Group Owner mode and P2P Power Management
• UMA compliant and certified
• Antenna diversity and selection
• Compliant with Bluetooth v4.2 BR/EDR and BLE specification
• deep sleep current of < 2.5uA
• Class-1, class-2 and class-3 transmitter without external power amplifier
• Enhanced power control
• +10 dBm transmitting power
• NZIF receiver with -98 dBm sensitivity
• Adaptive Frequency Hopping (AFH)
• Standard HCI based on SDIO/SPI/UART
• High speed UART HCI, up to 4 Mbps
• BT 4.2 controller and host stack
• Service Discover Protocol (SDP)
• General Access Profile (GAP)
• Security Manage Protocol (SMP)
• Bluetooth Low Energy (BLE)
• ATT/GATT
• HID
• All GATT-based profile supported
• SPP-Like GATT-based profile
• BLE Beacon
• A2DP/AVRCP/SPP, HSP/HFP, RFCOMM
• CVSD and SBC for audio codec
• Bluetooth Piconet and Scatternet