Updated with the ttl output
by
madphysics
3 years 11 months
Updated with the ttl output
Adding a lot of footprints and other bits.
Changed TVS on USB
Added fuse on USB 5V
TTL level translators, 2x. Go from 3v3 to 1v8, then "anything" to 1v8
for the output.
2x LDO for 3v3->1v8, 3v3->2v5
Plus allow external input.