SparkFun ESP32 MicroMod Development Board

Code name: ESP32_MICROMOD

SparkFun ESP32 MicroMod 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 SparkFun ESP32 MicroMod

ESP32 processor board for the MicroMod ecosystem - ideal for modular embedded development.

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

✨ Features

  • 40 digital IO pins
  • 16 external interrupt pins
  • 16 analog input pins
  • 21 PWM pins

SparkFun ESP32 MicroMod Pins Mapping Arduino IDE

Below you can find the SparkFun ESP32 MicroMod pinout. This development board provides 40 digital IO pins, out of which 16 can be used as external interrupt pins, 16 as analog input pins and 21 pins have Pulse-Width Modulation (PWM).

PinAnalogTouchPWMOther
0T1
1PWMTX WIRE1_PIN_DEFINED
2T2PWMLED_BUILTIN
3PWMRX
4T0PWMI2C_INT
5PWMSS
12T5PWM1 PWM
13T4PWM0 PWM
14T6PWM
15T3PWMG0
16PWMRX1 G4 AUD_IN
17PWMTX1 G3 AUD_OUT
18PWMSCK
19PWMMISO
21PWMSDA
22PWMSCL
23PWMMOSI
25PWMSCL1 G1 AUD_LRCLK DAC1
26PWMSDA1 G2 AUD_BCLK DAC2
27T7PWM
32T9PWMG5
33T8PWMG6
34A0
35A1
39BATT_VIN
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 SparkFun ESP32 MicroMod 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 SparkFun ESP32 MicroMod development board by default is dio and dio respectively.