. JTAG header connector _X2, new fp
. CAN connector X2, MRT9 -> 2x DSUB9, one in, one out
. fp for taiyo_yuden_NRx60xx.fp, more suited for hand soldering
. _XTL1 + passives, check for correct freq., values
. check and possible redesign input protection
. possible order smaller rivets+tool to favorit punch
. perhaps _IC1 decoupling caps to chip side
. more space around text
. mounting holes for M3-studs or enclosure
. possible sw.reg. for 9-30V in
. possible swap mc33063/mcp16301 for a better chip
. more dio ?

pcb:
 bigger drill helper if possible