Microcontroller › 8051 › reg51.h › 89C51 means it has FLASH
January 29, 2015 at 9:45 am
#12547
Participant
89C51 means it has FLASH memory inside. 80C51 means ROM inside. this is the difference
if KEIL you can use reg51.h for entire family of MCS51 like
89C52/89S52/89C4051/89C2051 etc all