'Low byte' presentation slideshows

COMP3221: Microprocessors and Embedded Systems

COMP3221: Microprocessors and Embedded Systems. Lecture 7: Arithmetic and logic Instructions http://www.cse.unsw.edu.au/~cs3221 Lecturer: Hui Wu Session 2, 2004. Overview. Arithmetic and Logic Instructions in AVR Sample AVR Assembly Programs Using AL instructions.

458 views • 33 slides

Therac-25

1.34k views • 28 slides

Advanced Assembly Chapter 6

Advanced Assembly Chapter 6. Sepehr Naimi www.NicerLand.com www.MicroDigitalEd.com. Topics. Assembler directives Addressing modes Macro EEPROM memory Checksum. Some Assembler directives. HIGH and LOW. LDI R20, $34 LDI R21, $12. $1234. LDI R20, $FF LDI R21, $38. HIGH. LOW.

297 views • 26 slides

Communicating

Communicating. The ATmega16 communicates through one of the following ways: Serial Peripheral Interface (SPI) Universal Synchronous and Asynchronous serial Receiver and Transmitter (USART) Two-wire Serial Interface (TWI) also known as I 2 C. Serial Peripheral Interface (SPI):.

422 views • 25 slides

Mixing C and assembly

Mixing C and assembly. Safety goggles on!. Prelude: How do arguments get passed into a function when that function is called from C ?. And how do return values get passed back to the calling function from the called function?. What do compilers do?. C/C++ compilers generally

342 views • 21 slides

TKIP

TKIP. Temporal Key Integrity Protocol (TKIP). A cipher suite based on old hardware (RC4 cipher)

519 views • 18 slides

Timer/Counters

Timer/Counters. In many microprocessor systems we need to: count logic pulses measure the frequency of signals measure the period of pulses generate pulses of specific periods time events generate delays accurately We can use Timer/Counters for all the above. Binary Counters.

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Introduction to Computer Algorithmics and Programming Ceng 113

Introduction to Computer Algorithmics and Programming Ceng 113. Custom Data Types “Unions, Enumaration”. Unions. A union is a memory location that is shared by two or more different variables, generally different types, at different times . Its general form is; union tag{

219 views • 10 slides

ATtiny2313 Fuse Programming

CS-423 Dick Steflik. ATtiny2313 Fuse Programming. Whats a Fuse. Fuses are used to hold important configuration information for the MPU Not really a fuse, just a few really important bytes of memory 1 means unprogrammed, 0 means programmed unlike a fuse they can be reprogrammed

406 views • 10 slides