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Hornbill ESP32 Dev image

Hornbill ESP32 Dev

Development Board

Code name: HORNBILL_ESP32_DEV
ESP32

Hornbill ESP32 Dev is a development board based on the ESP32 microcontroller using XTENSA architecture.

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

About Hornbill ESP32 Dev

Full-featured ESP32 development board with USB and power management - ideal for prototyping and learning.

📋 Technical Specifications

Complete technical specification details for Hornbill ESP32 Dev

🛰️ 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 & Pins

Digital IO 40
Analog Input 16
PWM 19
Interrupts 16

Useful Links

Datasheets and resources for Hornbill ESP32 Dev

ESP32 Datasheet

Microcontroller reference

Pin Mappings

Complete pinout and GPIO mapping for Hornbill ESP32 Dev

40
Digital I/O Pins
16
Interrupt Pins
16
Analog Inputs
19
PWM Pins
PinAnalogTouchPWMOther
0A11T1KEY_BUILTIN
1PWMTX
2A12T2PWM
3PWMRX
4A10T0PWM
5PWMSS
12A15T5PWM
13A14T4PWMLED_BUILTIN
14A16T6PWM
15A13T3PWM
18PWMSCK
19PWMMISO
21PWMSDA
22PWMSCL
23PWMMOSI
25A18PWMDAC1
26A19PWMDAC2
27A17T7PWM
32A4T9PWM
33A5T8PWM
34A6
35A7
36A0
39A3
Legend
A0 Analog input
T0 Touch sensor
PWM PWM capable
RX/TX Serial pins
LED Built-in LED
# Pin number

Default Tools & Configuration

Build and upload settings for Hornbill ESP32 Dev

SettingValue
Bootloader toolesptool_py
Uploader toolesptool_py
Network uploader toolesp_ota
Bootloader address0x1000
Flash modedio
Boot modedio
Maximum upload size
1280 KB (1310720 bytes)
Maximum data size
320 KB (327680 bytes)
Configuration Summary

The Hornbill ESP32 Dev uses esptool_py for uploads , esp_ota for OTA updates, and esptool_py bootloader at 0x1000.

Flash mode: dio | Boot mode: dio

Max sketch size: 1280 KB | Max data size: 320 KB