Minima Archives - Stem Lore https://stemlore.com/product-category/minima/ My WordPress Blog Wed, 20 Aug 2025 06:02:09 +0000 en-US hourly 1 https://wordpress.org/?v=6.8.2 245927699 Arduino UNO R4 Minima https://stemlore.com/product/arduino-uno-r4-minima/ https://stemlore.com/product/arduino-uno-r4-minima/#respond Fri, 27 Jun 2025 07:55:15 +0000 https://stemlore.com/?post_type=product&p=531 A perfect microcontroller for students and makers stepping into electronics. With the reliable Renesas RA4M1 chip, expanded memory, and precise analog features, it's ideal for learning STEM concepts with a hardware-first approach.

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Technical Specifications-

Feature Specification
Microcontroller Renesas RA4M1 (Arm® Cortex®-M4, 48 MHz)
Flash Memory 256 kB
SRAM 32 kB
EEPROM 8 kB
Operating Voltage 5 V (logic); VIN: 6–24 V
Digital I/O Pins 14 (of which 6 provide PWM output)
Analog Input Pins 6 (14-bit resolution)
Analog Output (DAC) 1 (12-bit resolution)
Communication UART, I²C, SPI, CAN
USB Interface USB Type-C (power + programming)
Onboard Peripherals RTC, operational amplifier, capacitive touch, MPU, SWD header
Max Current/Pin 8 mA
Form Factor UNO R3 compatible
Dimensions 68.9 mm × 53.3 mm

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