Franzininho WiFi image

Franzininho WiFi

Development Board

Code name: FRANZININHO_WIFI
ESP32S2

Franzininho WiFi is a development board based on the ESP32S2 microcontroller using XTENSA architecture.

This board features a maximum CPU frequency of 240 MHz and 4MB flash memory.

About Franzininho WiFi

Open-source ESP32-S2 dev board - great for educational and community-based IoT projects.

Franzininho WiFi Technical Specifications

🛰️ Connectivity

WiFi: 802.11 b/g/n 2.4 GHz
Bluetooth: -
BLE: -

🧠 Microcontroller

Model: esp32s2
Clock Speed: 240 MHz
Flash Size: 4MB
Architecture: xtensa

✨ Features

  • 48 digital IO pins
  • 46 external interrupt pins
  • 20 analog input pins
  • 26 PWM pins

Franzininho WiFi Pin Mappings

Below you can find the Franzininho WiFi pinout. This development board provides 48 digital IO pins, out of which 46 can be used as external interrupt pins, 20 as analog input pins and 26 pins have Pulse-Width Modulation (PWM).

PinAnalogTouchPWMOther
1A0T1PWM
2A1T2PWM
3A2T3PWM
4A3T4PWM
5A4T5PWM
6A5T6PWM
7A6T7PWM
8A7T8PWMSDA
9A8T9PWMSCL
10A9T10PWM
11A10T11PWM
12A11T12PWM
13A12T13PWM
14A13T14PWM
15A14PWM
16A15PWM
17A16PWMDAC1
18A17PWMDAC2
19A18PWM
20A19PWM
34PWMSS
35PWMMOSI
36PWMSCK
37PWMMISO
43PWMTX
44PWMRX
Analog Analog input pins
Touch Touch pins
PWM Pulse-Width Modulation
RX / TX Receive/Transmit
LED_BUILTIN Built-in LED
Function Other functions

Default Tools for Franzininho WiFi

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

The Franzininho WiFi development board by default uses esptool_py uploader tool, 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 Franzininho WiFi development board by default is dio and qio respectively.