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8251 UART

  The click for PPT is :   L-31 Interfacing UART 8251-1  

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Arithmetic Instruction (8086)

Arithmetic Instructions The instruction in this group include ADD, ADC, INC, AAA, DAA, SUB, SBB, DEC, NEG, CMP, AAS, DAS,  MUL, IMUL, AAM, DIV, IDIV, AAD, CBW, BWD. These instruction require two operands which act as destination and the source. Almost all the instructions affect the flags. Instruction Format Flags affected Description Processing ADD ADD […]

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Data Transfer Instruction 8086

Data Transfer Instructions These instructions are used to transfer the data from one operand to another. The source operand could be a literal, in a register, memory, or even an i/o port, as the case may be. Examples of  data transfer instructions are: MOV, XCHG, XLAT, LEA, LDS, LES, PUSH, POP, IN and OUT. These […]

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