add skeleton readme and datasheet
change markdown style in datasheet
change markdown style in readme
single-channel frontend ready to be sent out
very old doodles on a buck/boost style supply frontend
all sorts of old ideas for how frontend would work
add gitignore
used this parts library separately; have since consolidated
trash unused parts lib
trash old schematics
trash old schematics
added sketch to experiment with PWM + opamp DAC
roughing out possible physical configuration
delete a bunch more obsolete schematics
minor changes