Intel MCS 51

MCS@51 FAMILY OF CONTENTS
PAGE
MICROCONTROLLERS INTRODUCTION .........................................1-3
ARCHITECTURAL CHMOSDevices .....”.....’.......”.....-...-..........I-5
OVERVIEW M;~$&:RGA-~oN INMc- 51
.................................................
1-6
Lo ical Separation of Program and Data
h emoy ....................................................l+
Program Memo~ .........................................l-7
Data Memory ...............................................1 -8
THE MC951 INSTRUCTION SET .............1 -9
Program Status Word ..................................1 -9
Addressing Modes .....................................l-l O
Arithmetic Instructions ...............................1-10
Logical lnstrudions ....................................l.l2
Data Tran#ers ...........................................l.l2
Boolean Instructions
..................................1-14
Jump Instructions ......................................1-16
CPU TIMING .............................................l-l7
Machine Cycles .........................................1-18
Interrupt Structure ......................................l.2O
ADDITIONAL REFERENCES ...................1 -22
1-1