Microcontroller › 8051 › reg51.h › 89C51 means it has FLASH
January 29, 2015 at 9:45 am
#12547
Ashutosh Bhatt
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