I must be losing my marbles. Have downloaded the following proggy to a 28X (actually two 28Xes, swapped it just to ensure it wasn't a bad chip):
eeprom 0,(14)
read 0,b0
sertxd("Startup location 0=",#b0,13,10)
write 0,69
One would assume that on first run, the value printed would be...