EmbeddedSystems
September 29, 2008
Tasks, Process and Threads
September 29, 2008
Process Sequential Execution of Instructions Tasks Each task is independent since it is controlled by a scheduler or ke…
Showing posts from September, 2008
Software Engineering
September 23, 2008
Software Maintenance
September 23, 2008
There are five types of software maintenance Preventive Maintenance - A system may be checked and maintained periodica…
Software Engineering
September 23, 2008
Software Project Management
September 23, 2008
People People Senior Manager 1. Responsible for creating environment, 2. Organising, coordinating and managing all comm…
8051
September 22, 2008
Serial Communication using UART
September 22, 2008
#include reg51.h> void main() { TMOD = 0x20; TH1=-3; SCON = 0x50; TR1 = 1; while(1) { SBUF = 'ABCD'; while(T…
8051
September 22, 2008
Square Wave Generation using Delay
September 22, 2008
Delay Calculation Crystal frequency = 11.059MHz. 1 machine cycle = 1 / (11.059/12) = 1.085μ s For 1second delay1.085μ s…
8051
September 22, 2008
Sine Wave Generation
September 22, 2008
#include reg51.h> at 0x2000 xdata char sinetable[13]; at 0x80 sfr sineout; char dacout; char i; void timer_isr(void)…
Software Engineering
September 22, 2008
Issues in Real Time Software Development
September 22, 2008
Issues in Requirement Analysis and Design Inter Process Communication Fault Tolerance and Reliability Event Latencies M…
EmbeddedSystems
September 18, 2008
Software Testing, Verifiying and Validating
September 18, 2008
Verification - to ensure that all the specific functions are correctly implemented Validation - to ensure that the so…
EmbeddedSystems
September 18, 2008
Software Implementation
September 18, 2008
Use of language in which the software team has expertise and experience Use an Operating System or RTOS that is more ap…
EmbeddedSystems
September 09, 2008
Software Development Life Cycle (SDLC)
September 09, 2008
Phases in Software Development Definition and Analysis of System Requirements Clarity of the Specifications Specificati…
EmbeddedSystems
September 07, 2008
Use of Graphs in Multiprocessor Systems
September 07, 2008
Each task or function executed in an assigned processor PA, PB – are two processors A and B V1’,V2’,V3’ – three threads…
