TOP TEN INSTRUCTIONS OF 8051 FOR COMPETITIVE EXAMS

This list includes some of the instructions of 8051 which you should not miss out while preparing for any kind of exams

1. MUL AB
   
   Multiplies the unsigned 8-bit integer in the accumulator and the unsigned 8-bit integer in the B register producing a 16-bit product.
   A<--The low-order byte of the product
   B<--The high-order byte of the product
   OV flag is set if the product is greater than 255 (0FFh), otherwise it is cleared.
   The carry flag is always cleared.
   Similarly there is DIV AB in which quotient is stored in A and remainder in B register
   
   
   

8051 INSTRUCTION SET

 In order to program any processor or controller we should have an idea about its architecture details and instruction set. 8051 is an 8 bit micro controller and is a well preferred micro controller for many small electronic projects. This article aims to give you an idea about the different categories of instructions available in 8051.

1. DATA TRANSFER
2. ARITHMETIC
3. LOGICAL
4. BOOLEAN
5. PROGRAM BRANCHING

Standard Registers of 8051: