EER-018
Introduction to Digital Computers
Lecture 23
Instructions - 6805 book pp. 121
Register/Memory Instructions
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ADD
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SUB
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ADC
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AND
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EOR
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LDX
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STX
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MUL
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ORA
Address modes - Technical Data book pp. 104-120
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Inherent
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Immediate
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Direct
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Extended
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Indexed, no offset
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Indexed, 8-bit offset
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Indexed, 16-bit offset
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Relative
Best reference for instructions - pp 125-131
Example "program" using instructions learned so far.
LDA #$2F
EOR #$55
LDX #$02
MUL
STA $C0
STX $C1