Department of Computer Scien
ce and Information Engineering
National Cheng Kung University, TAIWAN
HANEL
OVERVIEW OF 8051 FAMILY
8051
Microcontroller
(cont’)
Interrupt Control
Bus Control
CPU OSC
I/O Ports
Etc.Timer 0Timer 1 Serial Port
On-chip RAM
On-chip ROM for code
P0 P1 P2 P3Address/Data
TXD RXD
Counter Inputs
External Interrupts