LOLIN D32 Development Board

Code name: LOLIN_D32

LOLIN D32 development board is based on esp32 microcontroller and uses xtensa architecture. This board has a maximum CPU frequency of 240 MHz and a flash size of 4MB.

About LOLIN D32

Wemos ESP32 board with LiPo charger and USB β€” ideal for battery-powered projects and embedded apps.

Technical Specifications

πŸ›°οΈ Connectivity

WiFi 802.11 b/g/n (2.4 GHz)
Bluetooth 4.2
BLE 4.2

🧠 Microcontroller

Model esp32
Clock Speed 240 MHz
Flash Size 4MB
Architecture xtensa

LOLIN D32 Pinout

LOLIN D32 Pins Mapping Arduino IDE

Below you can find the LOLIN D32 pinout. This development board provides digital IO pins, out of which can be used as external interrupt pins and as analog input pins .

PinAnalogTouchPWMOther
5LED_BUILTIN
35_VBAT
Analog Analog input pins
Touch Touch pins
Function Function pins
RX / TX Receive/Transmit
LED_BUILTIN Built-in LED
PWM Pulse-Width Modulation

Default Tools

Bootloader toolesptool_py
Uploader toolesptool_py
Network uploader toolesp_ota
Bootloader address0x1000
Flash modedio
Boot modedio
Maximum upload size
1280 Kb
(1310720 B)
Maximum data size
320 Kb
(327680 B)

The LOLIN D32 development board by default uses esptool_py uploader tool, esp_ota network uploader tool for Over-the-air (OTA) uploads and esptool_py bootloader tool. The bootloader starts at address "0x1000". Flash mode and boot mode for LOLIN D32 development board by default is dio and dio respectively.