1. Contents: Introduction Block Diagram and Pin Description of the 8051 Registers Memory mapping in 8051 Stack in the 8051 I/O Port Programming Timer Interrupt 2. Why do…

Slide 14/10/2007ESD,USIT,GGSIPU1 I/O Port Programming Port 1 pins 1-8 Port 1 is denoted by P1. –P1.0 ~ P1.7 We use P1 as examples to show the operations on ports. –P1…

1.A Pin of Port 1 Read latch VccTB2Load(L1)Internal CPUD Q P1.X bus P1.XpinWrite to latchClk Q M1TB1Read pin P0.x8051 IC2. Writing “1” to Output Pin P1.X Read latch…

1. Microcontroller 8051Input/output Pins, Ports & Circuits Rohith.P.N IV th Sem ECE ‘B’ Sec 2. • As we know Microprocessor doesnt have inbuiltInput/output ports.•…

1. hsabaghianb @ kashanu.ac.ir Microprocessors 1-1 The 8051 Microcontroller 2. hsabaghianb @ kashanu.ac.ir Microprocessors 1-2 3. hsabaghianb @ kashanu.ac.ir Microprocessors…

Industrial automation Using Microcontroller By: Engr. M.Rizwan Anjum Department of Electronic Engineering UCET, IUB. Contents Introduction Parameters consideration for Automation…