Introduction to 8051 Microcontroller
The 8051 is an 8 bit microcontroller originally developed by Intel in 1980. It is the world’s most popular microcontroller core, made by many independent manufacturers (truly multi-sourced). There were 126 million 8051s (and variants) shipped in 1993!! A typical 8051 contains: CPU with boolean processor 5 or 6 interrupts: 2 are external 2 priority [...]