Deneyap Mini

Development Board DYM

ESP32S2

Deneyap Mini 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.

240 MHz CPU 4MB Flash WiFi

About Deneyap Mini

ESP32S2 Xtensa single-core 32-bit LX7 · 240 MHz

ESP32-S2 board for education and prototyping - offers basic I/O and USB support in a compact format.

Technical Specifications

Complete technical specification details for Deneyap Mini

ESP32S2 · Single-Core

Arch

XTENSA

Clock

240 MHz

Flash

4MB

Connectivity

WiFi

802.11 b/g/n 2.4 GHz

Digital IO

Analog In

PWM

Interrupts

Quick Setup

Copy-paste configs for Deneyap Mini - auto‑generated from this board's exact hardware specs.

ESP32S2 240 MHz 4MB DIO Xtensa

In Arduino IDE 2 select Dym from the esp32 by Espressif package. In PlatformIO use board = esp32-s2-saola-1. ESP32S2 · 240 MHz · 4MB · DIO.

Tools menu settings

Board (select in Arduino IDE) Dym

CPU Frequency 240 MHz

Flash Size 4MB

Flash Mode DIO

Upload Speed 921600

Architecture Xtensa

In Arduino IDE 2, open Boards Manager, search "esp32" by Espressif and install it. Then go to Tools → Board and select "Dym" for the Deneyap Mini.

platformio.ini


[env:deneyapmini]
platform  = espressif32
board     = esp32-s2-saola-1
framework = arduino

; Exact hardware config for Deneyap Mini
board_build.mcu        = esp32s2
board_build.f_cpu      = 240000000L
board_build.flash_size = 4MB
board_build.flash_mode = dio
board_upload.flash_size = 4MB

The board value is a close generic match - check PlatformIO board registry for an exact fit.

esp32: block (YAML)


esp32:
  board: esp32-s2-saola-1
  framework:
    type: arduino   # or "esp-idf"

# Deneyap Mini - 240 MHz ESP32S2
# Flash: 4MB | USB: N/A

Paste into your device's .yaml. See ESPHome ESP32 docs for full options.

esptool.py - flash command


esptool.py \
  --chip esp32s2 \
  --baud 921600 \
  write_flash \
    --flash_mode dio \
    --flash_size 4MB \
    0x1000 bootloader.bin \
    0x8000    partitions.bin \
    0xe000    boot_app0.bin \
    0x10000   firmware.bin

Install: pip install esptool - replace firmware.bin with your binary - bootloader at 0x1000

Useful Links

Datasheets and resources for Deneyap Mini

ESP32S2 Datasheet

Microcontroller reference

Pin Mappings

Complete pinout and GPIO mapping for Deneyap Mini

Digital I/O Pins

Interrupt Pins

Analog Inputs

PWM Pins

Pin	Analog	Touch	PWM	Other
0				GPKEY
8	A0	T0	PWM
9	A1	T1	PWM
10	A2	T2	PWM
11	A3	T3	PWM
12	A4	T4	PWM
13	A5	T5	PWM
16	A6		PWM
17			PWM	DAC0
18			PWM	DAC1
21			PWM	SS
26			PWM
33			PWM	LEDG
34			PWM	LEDR
35			PWM	LED_BUILTIN LEDB
36			PWM	SDA
37			PWM	SCL
38			PWM	SCK
39			PWM	MISO
40			PWM	MOSI
41			PWM1 PWM
42			PWM0 PWM
43			PWM	TX
44			PWM	RX

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 Deneyap Mini

Setting	Value
Bootloader tool	esptool_py
Uploader tool	esptool_py
Network uploader tool	esp_ota
Bootloader address	`0x1000`
Flash mode	dio
Boot mode	qio
Maximum upload size	1280 KB (1310720 bytes)
Maximum data size	320 KB (327680 bytes)

Configuration Summary

The Deneyap Mini uses esptool_py for uploads , esp_ota for OTA updates, and esptool_py bootloader at 0x1000.

Flash mode: dio | Boot mode: qio

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

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Deneyap Mini

About Deneyap Mini

Technical Specifications

Quick Setup

Useful Links

Pin Mappings

Default Tools & Configuration

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Contents