ALKS ESP32 Development Board

Code name: ALKS

ALKS ESP32 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 ALKS ESP32

Compact ESP32 board from ALKS β€” built for basic wireless applications and embedded systems.

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
  • 20 PWM pins

ALKS ESP32 Pinout

ALKS ESP32 Pins Mapping Arduino IDE

Below you can find the ALKS ESP32 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 20 pins have Pulse-Width Modulation (PWM).

PinAnalogTouchPWMOther
0SW3
1PWMTX
2PWMSW2
3PWMRX
4PWML_RGB_R S1
5PWML_B
12A6PWM
14A5PWMSCL
15A7PWMSW1
16PWML_RGB_B S2
17PWML_G
18PWMS3
19PWMS4 SS
21PWML_RGB_G S5 MOSI
22PWML_R MISO
23PWMLED_BUILTIN L_Y SCK
25A2PWMDAC1
26A3PWMDHT_PIN DAC2
27A4PWMSDA
32A0PWM
33A1PWM
40
41
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 ALKS ESP32 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 ALKS ESP32 development board by default is dio and dio respectively.