a model of the Raspberry 1 (released 2012), without onboard ethernet and only one USB port.

Model A:

  • BCM2835 SoC (Single ARMv6 CPU and VideoCore IV GPU)
  • HDMI out (HD video and audio)
  • GPIOs
  • SD card slot for boot partition
  • 3.5mm audio out
  • micro USB 5V powered
  • Composite video out
  • 1 USB port
  • 256 MB RAM
  • NO Ethernet port
  • lower power consumption than model B
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