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ana logical and with accumulator instruction this instruction is used to logically and the accumulator of any register or memory
logical operations various operations like and or exclusive or complement compare and rotate are called logical operations
daa decimal adjust accumulator instruction this instruction adjusts the contents of the accumulator into bdc binary coded decimal
ins increment register pair instruction contents of the registers pair rp will be incremented by one and the result will be
decrement contents of register the contents of register r will be decremented by one and the result is stored in the same
dcr decrement instruction this instruction is used to decrement the contents of any register or memory location by one there are
increment contents of registercontent of register are incremented by one and the results is stored in the same
inr increment instructionthis instruction is used to increment the contents of any register or memory location by one
banking system is the collection of financial entities infrastructure and practices which support financial transactions system
sbi subtract immediate with borrow instruction this instruction is used to subtract 8 bit data and borrow from the
subtract contents of memory and borrow from accumulatorthe contents of the memory pointed by the hl register pair and the
subtract registers and borrow from accumulatorthe contents of the register and borrow flag are subtracted from the
sbb instruction this instruction is used to subtract the contents of register or memory location with carry flag from
sui subtract immediate i instructions the 8 bit data specified in the instruction is directly subtracted from the
zero flag since results is non zero in this example zero flag is
sign flag since d7 bit in the results is 0sign flag is reset this also shown that the results is
carry flag cy is reset as explained above in chapter 1 we have sen in the 2 complement methods of subtraction that the
sub subtract instructionthis instruction is used to subtract the contents of any register or memory location from the
dad double add instruction the contents of register rp are added to the contents of hl register pair and results of addition is
aci add immediate with carry instructionsimilar to adc instruction 8 bit data specified in the instruction and carry are
add register and carry with accumulator the contents of register r and the carry flag are added to the contents of the
adc instructionthis instruction is used to add the contents of any register of any register memory location and carry flag with
adi add immediate instruction the bit data specified in the instruction is directly added with contents of accumulator
add the contents of register this instruction is used to add the contents of register r with the contents of accumulator and
add instructionthis instruction use to add contents of any register or memory location with the contents of accumulator there