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MICROCONTROLLER TUTORIALS - 8052

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8051

Introduction

Chapter 1
Types of Memory

Chapter 2
Special Function Registers

Chapter 3
Basic Registers

Chapter 4
Addressing Modes

Chapter 5
Program Flow

Chapter 6
Low Level Information

Chapter 7
Timers

Chapter 8
Serial Port Operations

Chapter 9
Interrupts

Additional Features in 8052

8052 Instruction Set

8051 / 8052 Microcontroller
Instruction Set 
JBC - Jump if Bit Set and Clear Bit

Operation: JBC
Function: Jump if Bit Set and Clear Bit
Syntax: JB bit addr, reladdr

 

Instructions OpCode Bytes Cycles Flags
JBC bit addr,reladdr 0x10 3 2 None

 

Description: JBC will branch to the address indicated by reladdr if the bit indicated by bit addr is set. Before branching to reladdr the instruction will clear the indicated bit. If the bit is not set program execution continues with the instruction following the JBC instruction.

See Also: JB, JNB, Instruction Set

 
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