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Results tagged with arithmetic
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user 241769
-1
votes
1
answer
103
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Multiprecision Arithmetic; The Carry Flag
Intel 8085: I'm having big troubles understanding addition or subtraction with more than 16-bit numbers in Intel 8085:
1.) If I execute ADC M instruction then this should happen: (A)<--(A)+((H)(L))+( …
- 293
3
votes
1
answer
4k
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Difficulties with Two's complement in Assembly
Everything discussed here will refer to Intel 8085 (8-bit architecture).
When using two's complement number "conversion" :
1.) If we take SBI 0F (subtraction) for example; immediate value 0F(hex) or …
- 293
2
votes
2
answers
4k
views
Understanding of the Carry Flag Bit
Intel 8085:
In my textbook it is said: "Carry Flag - this flag is the carry out from the MSB of the A-register. CY is set after an ADD instruction if carry out was generated from the A-register."
I …
- 293