' SPEED12.BAS, test for 68hc912b32 include "regs12.lib" declare n ' org $8000 Main: pokeb copctl,$08 'diable COP resets and clock poke sc0bdh,52 '9600 baud pokeb sc0cr1,0 '8 bits no parity n1 stop pokeb sc0cr2,$0c 'enable xmtr and rcvr print print "speed 12" pokeb ddrb,1 'make PBO output pokeb pucr,2 'enable port B pullups do pokeb portb, peekb(portb) xor 1 for n=0 to* $fffe next loop end