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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 ...
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3 votes
1 answer
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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 ...
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