Lecture 5 - Basic Instruction Set

Lecture 5 - Basic Instruction Set - ECE265 ECE 265 LECTURE...

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ECE 265 LECTURE 5 The M68HC11 Basic Instruction Set 10/5/2010 1 ECE265
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Joanne E. DeGroat, OSU Lecture Overview The M68HC11 Basic Instruction Set How to partition the instruction set to learn it What are those partitions The 68HC11 data movement instructions Material from Chapter 2 and 3 plus a 68HC11 reference manual. Instruction set details are in Appendix A of the text. 10/5/2010 2 ECE265
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Joanne E. DeGroat, OSU Basic guide to any architecture The instruction set of any processor can be partitioned into logical groupings. Instructions for Data Movement – no operation or manipulation – just transfer the data from one location to another Arithmetic – an take note of any unique aspects – most architecture treat data such that it is treated as 2’s complement. Multiply and Divide – if these are supported by instructions. Logical Instructions – Boolean operations Testing and Bit Manipulation – even in the CCR Shift and Rotate 10/5/2010 ECE265 3
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Joanne E. DeGroat, OSU Basic guide (cont.) Instruction classes continued Condition Code Register Branch – what conditional branches are supported Jump – direct? How different from Branch?
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This note was uploaded on 04/01/2012 for the course ECE 265 taught by Professor N /a during the Fall '08 term at Ohio State.

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Lecture 5 - Basic Instruction Set - ECE265 ECE 265 LECTURE...

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