0.5

• License changed to TAPR Open Hardware License
• Added activity and power LEDs
• Fixed RAM slot footprint
• Fixed annular rings
• Changed SD card component
• Modified decoupling capacitors
• Added more test points
• Added USB boot header
• Changed Video DAC voltage to 2.5V
• Replaced RUN button with header

0.4

• Use circular drill holes only.
• Increase number of VIAs connecting the ground planes to reduce signal length.
• Add 5V and GND test points.

A PCB fabrication order was created based on this release. Check back in a months time for results.

0.3

• Remove support for Raspberry Pi GPIO to simplify design.
• Remove buck/boost converter for VBAT.
• Simplify CMIO component on schematic.
• Use an LDO for 2.8V input for less noise.
• Use separate buck converters for 3.3V and 1.8V.
• Fix issues with misplaced vias and silk screen.
• Significantly reduce PCB size.

0.1: Cleanup and new release

Signed-off-by: Mahyar Koshkouei <[email protected]>