Microprocessors: Theory and Applications (Intel and Motorola) |
Kitabın içinden
86 sonuçtan 1-3 arası sonuçlar
Sayfa 19
The carry flag is used to reflect the condition of whether or not the result
generated by an arithmetic operation is greater than the microprocessor ' s word
... This carry is generated out of the eighth position , which results in setting the
carry flag .
The carry flag is used to reflect the condition of whether or not the result
generated by an arithmetic operation is greater than the microprocessor ' s word
... This carry is generated out of the eighth position , which results in setting the
carry flag .
Sayfa 128
DAA is used to adjust the result of adding two packed BCD numbers in AL to
provide a valid BCD number . If after the addition , the low 4 bits of the result in AL
is greater than 9 ( or if AF = 1 ) , then the DAA adds 6 to the low 4 bits of AL . On
the ...
DAA is used to adjust the result of adding two packed BCD numbers in AL to
provide a valid BCD number . If after the addition , the low 4 bits of the result in AL
is greater than 9 ( or if AF = 1 ) , then the DAA adds 6 to the low 4 bits of AL . On
the ...
Sayfa 241
... 0000 [ DO ) = 32 37 low word + 0000 32 37 Operand Instruction Size Operation
MULU MULS . L ( EA ) , Dn 32 x 32 ( EA ) * Dn → Dn or → 32 Dn holds low 32
bits of MULU result after multiplication . Upper 32 bits of the result are discarded .
... 0000 [ DO ) = 32 37 low word + 0000 32 37 Operand Instruction Size Operation
MULU MULS . L ( EA ) , Dn 32 x 32 ( EA ) * Dn → Dn or → 32 Dn holds low 32
bits of MULU result after multiplication . Upper 32 bits of the result are discarded .
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İçindekiler
MICROCOMPUTER SOFTWARE | 49 |
Questions and Problems | 59 |
Questions and Problems | 104 |
Telif Hakkı | |
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Sık kullanılan terimler ve kelime öbekleri
accumulator active addressing mode affected assembly Assume base branch buffer byte CALL carry CHARACTER chip circuit cleared clock command condition connected consider contains contents converter cycle designed device digits direction display enable example execution external field Figure flags functions hardware HIGH HOLD I/O port immediate indicates indirect Initialize input instruction Intel interface interrupt jump language latched lines loads logic mem/reg memory memory location microcomputer microprocessor mode MOVE Note operand operation output perform pointer port processor PUSH RESET result routine SAVE segment shift signal signed single specified stack status stored subroutine TABLE tion transfer typical unit vector Write zero
Bu kitaba yapılan referanslar
Fundamentals of Digital Logic and Microcomputer Design Mohamed Rafiquzzaman Metin Parçacığı görünümü - 1999 |