NodeMCU ESP8266 features a 32-bit Tensilica L106 processor and onboard Wi-Fi based on ESP-12E/F, exposing multiple GPIO pins for interfacing. The board operates at 3.3V logic levels and supports interfaces such as GPIO, ADC, SPI, I2C (software), UART, and PWM. Pinout *Img source NodeMCU Label GPIO Common Function D0 GPIO16 Deep sleep wake (no PWM/interrupt) … Read more
Libre Computer Le Potato (AML-S905X-CC) is a single-board computer based on the Amlogic S905X SoC featuring quad-core ARM Cortex-A53 CPUs. It is designed as a long-term-supported platform for media, embedded Linux, and Android projects. The board follows the Raspberry Pi 2/3 Model B/B+ form factor and provides a 40-pin color-coded GPIO header operating at 3.3V … Read more
The STM32 Blue Pill is a low-cost development board based on the STM32F103C8T6 microcontroller. It features a 32-bit Cortex-M3 CPU running up to 72 MHz, operates at 3.3 V logic, and provides a rich set of peripherals, making it suitable for performance-oriented embedded applications. Pinout *Image source S No. Name Pins Description 1 Input / … Read more
The Banana Pi M5 is a compact single-board computer based on the Amlogic S905X3 SoC, featuring a quad-core ARM Cortex-A55 CPU, 4 GB LPDDR4 RAM, and a 40-pin GPIO header that follows the Raspberry Pi–style layout. The board operates at 3.3V logic levels and exposes commonly used interfaces such as I2C, SPI, UART, PWM, and … Read more
Orange Pi 5 is a high-performance single-board computer based on the Rockchip RK3588S SoC, featuring an octa-core CPU (Cortex-A76 + Cortex-A55) and LPDDR4/4x RAM options. It exposes hardware interfaces through a 26-pin GPIO header and operates at 3.3V logic levels, supporting interfaces such as GPIO, I2C, SPI, UART, and PWM. Note: Don’t confuse Orange Pi … Read more
The BeagleBone Black Rev C is a powerful open-source single-board computer built around the Texas Instruments AM335x ARM Cortex-A8 processor. It includes 512 MB DDR3 RAM, onboard 4 GB eMMC flash, and exposes extensive I/O through two 46-pin headers. Given below is the pin mapping of the board. Pinout diagram P9 Header (Power, Analog, I2C, … Read more
The Teensy 4.1 is built around the NXP i.MX RT1062 ARM Cortex-M7, operating at 600 MHz and delivering up to 1000+ DMIPS. It features tightly coupled memory (TCM), high-speed buses, and advanced DMA support, enabling deterministic execution with extremely low interrupt latency. Designed as a bare-metal MCU platform with no operating system overhead, the Teensy … Read more
ASUS Tinker Board R2.0 is a single-board computer based on the Rockchip RK3288 SoC, featuring a quad-core ARM Cortex-A17 CPU, 2 GB LPDDR3 RAM, and a 40-pin GPIO header compatible with many Raspberry Pi HAT form factors. It operates at 3.3V logic levels and supports common interfaces such as I2C, SPI, UART, PWM, and I2S … Read more