A Star 32U4 Prime LV

The A-Star 32U4 Prime LV is a programmable board based on Atmel’s ATmega32U4 microcontroller and arranged in the common Arduino form factor. The A-Star Prime offers many additional features and improvements over competing products, including superior power management that enables efficient operation from 2.7 V to 11.8 V. The A-Star 32U4 Prime LV is available in several configurations; item #3107 has no microSD support and includes preinstalled female headers common to many Arduinos.

Quick Spec

  • Programmable ATmega32U4 MCU with 32 KB flash, 2.5 KB SRAM, 1 KB EEPROM, and native full-speed USB (clocked by precision 16 MHz crystal oscillator)
  • Preloaded with Arduino-compatible bootloader (no external programmer required)
  • All 26 general-purpose I/O lines from the ATmega32U4 are broken out (including PB0, PD5, and PE2); 7 of these can be used as hardware PWM outputs and 12 of these can be used as analog inputs
  • Convenient 0.1″-spaced power, ground, and signal connection points
  • Buzzer option for simple sounds and music
  • microSD support (microSD version only)
  • HD44780-based character LCD option
  • 3 user-controllable LEDs
  • 3 user pushbuttons
  • Reset button
  • Power features:
    • Can be powered from USB or from an external source (with several access points for connecting external power)
      - LV operating range: 2.7 V to 11.8 V
      - SV operating range: 5 V to 36 V
    • Switching 5 V regulator enables efficient operation
    • 3.3 V rail supplied by 300 mA linear regulator
    • Power switch for external power inputs
    • Reverse-voltage protection on external power inputs
    • Power selection circuit allows for seamless switching between power sources while providing overcurrent protection and feedback about which power source is selected
  • 6-pin ISP header for use with an external programmer
  • Comprehensive user’s guide

Board Layout


Resources

Shipping List

  • 1 x A Star 32U4 Prime LV


A Star 32U4 Prime LV

  • Brand: Pololu Electronics
  • Product Code: 3107
  • Weight: 0.05kg
  • Product Status : Active
  • Stock

    Warehouse Stock Status Location
    Centurion Limited Stock GG368
    Stellenbosch No Stock
    Bulk Location No Stock

    We ship free of charge between branches to complete your order.

  • R340.00 (Inc Tax: R391.00)


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Tags: 32u4, prime, a star, micro, controller