Arduino MKR boards compared: MKR WiFi 1010, MKR Zero, MKR WAN 1310, MKR NB 1500 and MKR Vidor 4000. Compare connectivity, storage, FPGA, ADC/DAC, battery support, 3.3 V I/O and current product status.

Arduino MKR NB 1500 pinout guide: SAMD21 GPIO, ADC, DAC, PWM, UART, SPI, I2C, native USB, SARA-R410M-02B LTE-M/NB-IoT modem, ATECC508 security, SIM, antenna and Li-Po power explained.

Arduino MKR Vidor 4000 pinout guide: SAMD21 GPIO, ADC, DAC, PWM, UART, SPI and I2C plus the Cyclone 10 FPGA, Micro HDMI, MIPI camera, Mini PCIe pins, NINA-W102 wireless and 3.3 V electrical limits.

Arduino GIGA R1 CAN bus guide: wire the STM32H747 CAN interface through a 3.3 V-compatible transceiver, add 120-ohm termination, use D93/D94, send and receive classic CAN frames with Arduino_CAN, and understand CAN FD limitations.

Arduino MKR WiFi 1010 vs Nano 33 IoT: both use the 48 MHz SAMD21 and NINA-W102 Wi-Fi/Bluetooth module, but differ in size, Li-Po charging, IMU, pinout, power options, Eslov and project fit.

Arduino MKR WiFi 1010 vs Nano ESP32: compare the 48 MHz SAMD21 + NINA-W102 architecture with the 240 MHz ESP32-S3, including RAM, Flash, Wi-Fi/BLE, ADC/DAC, USB-C, Li-Po charging, 3.3 V GPIO and project fit.

Arduino GIGA R1 camera, display and audio guide: use the 20-pin camera connector, GIGA Display Shield, 8 MB SDRAM framebuffers, dual 12-bit DACs, microphone input and Arduino multimedia libraries.

Arduino GIGA R1 dual-core guide: program the 480 MHz Cortex-M7 and 240 MHz Cortex-M4 separately, partition Flash, boot the M4, exchange data with RPC, avoid peripheral conflicts and run Arduino or MicroPython across both cores.

Arduino USB HID boards compared: Leonardo, Micro, UNO R4, Nano R4, Nano ESP32, GIGA R1, Due, Zero and MKR for keyboard, mouse, macro pad, game controller and custom USB projects.

Arduino Micro pinout guide: ATmega32U4 GPIO, 7 PWM pins, 12 analog inputs, native USB HID, Serial vs Serial1, I2C, SPI on D14-D17/ICSP, interrupts, 5 V logic and Leonardo differences explained.