'Timer 0' diaporamas de présentation

MICROCONTROLLERS & APPLICATIONS

MICROCONTROLLERS & APPLICATIONS. S uresh K umar K B. Lecturer in Electronics. UNIT - II. 8051. MICROCONTROLLER ARCHITECTURE. FEATURES. 8-bit CPU optimized for control applications Extensive Boolean processing (Single-bit logic) capabilities 64K Program Memory address space

2.18k views • 141 slides

8051 timer/counter

8051 timer/counter. Timers /Counters Programming. The 8051 has 2 timers/counters: timer/counter 0 and timer/counter 1. They can be used as The timer is used as a time delay generator. The clock source is the internal crystal frequency of the 8051. An event counter .

1.94k views • 109 slides

Section 2 Microprocessors course Dr. S.O.Fatemi By: Mahdi Hassanpour

In The Name Of God. Section 2 Microprocessors course Dr. S.O.Fatemi By: Mahdi Hassanpour. Microcontroller 8051. Contents:. I/O Programming; Bit Manipulation Time delay Generation and calculation Timer/Counter Programming -Timers - Counters Interrupts Programming

950 views • 77 slides

adam bakewell university of birmingham

adam bakewell university of birmingham. model checking for unsafety. model checking for safety. e. g. button : bool, wait, crash : com |- macro NorthSouth 0 in macro EastWest 1 in new nat ns := 0 in new nat ew := 0 in let off be fun d:nat . if d=NorthSouth then ns := 0 else ew := 0 in

463 views • 40 slides

adam bakewell university of birmingham

adam bakewell university of birmingham. model checking for unsafety. model checking for safety. e. g. button : bool, wait, crash : com |- macro NorthSouth 0 in macro EastWest 1 in new nat ns := 0 in new nat ew := 0 in let off be fun d:nat . if d=NorthSouth then ns := 0 else ew := 0 in

408 views • 40 slides

Working with time: interrupts, counters and timers

Working with time: interrupts, counters and timers. Chapter Six. Outline. Interrupts Interrupt Structures Interrupt Demonstration Program Dealing with Multiple Interrupt Sources Context Saving Counters and Timers Watchdog Timer Sleep Mode. General Interrupt Structure.

439 views • 27 slides

Advanced Microcontrollers A practical approach

Advanced Microcontrollers A practical approach. Microcontrollers A practical approach. Goals Responsibilities Topics. Goals. Some more advanced knowledge of microcontrollers Reading and using data-sheets Building, programming and documenting a little microcontroller system.

404 views • 24 slides

Advanced Microcontrollers A practical approach

Advanced Microcontrollers A practical approach. Microcontrollers A practical approach. Goals Responsibilities Topics. Goals. Some more advanced knowledge of microcontrollers Reading and using data-sheets Building, programming and documenting a little microcontroller system.

433 views • 24 slides

Interrupts

183 views • 17 slides

ucosii porting on pxa270

ucosii porting on pxa270. ??? R96922041 ??? R96922062. Demo on PXA270. Application demo.c (DEMO_HUHU()). boot head.s ( Platform Specific Code ). Drivers driver.c driver.h (Platform Specific Code). Software. Hardware. CPU. Timer. 7- segment. head.s. .vector ResetHandler reset_irq

310 views • 16 slides

8051 Aula 02

8051 Aula 02. Prof Afonso Ferreira Miguel. Microcontrolador 8051 (MCS-51). Timers do MCS51 Two 16-bit Counter/Timers: Up counters, can interrupt on overflow. Counts: CPU cycles (crystal/12). External input (max. half CPU rate). Four Operation Modes. Microcontrolador 8051 (MCS-51).

254 views • 8 slides

TIMER/COUNTER

TIMER/COUNTER. TIMER 0. DATABUS. Fosc. 0. 8 BIT. 1. TOCK1. Sync with internal clock. 1. TIMER REGISTER. 0. P. Program mable prescalar. Set interrupt flag bit TOIF on overflow. TOSE. PSA. 3. PS2,PS1,PS0. Next timer. Back. TO MUX. TIMER1. 16 BITWIDE

232 views • 6 slides