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CM71-00105-1E FUJITSU MICROELECTRONICS LIMITED 191
FR81 Family
CHAPTER 7 DETAILED EXECUTION INSTRUCTIONS
7.44
7.44 DMOV (Move Word Data from Direct Address to Pre
Decrement Register Indirect Address)
Decrements the value of R15 by 4, then transfers the word data at the direct address
corresponding to 4 times the value of dir8 to the address indicated in R15. The value of
dir8 × 4 is specified as dir10.
● Assembler Format
DMOV @dir10,@-R15
● Operation
R15 - 4 → R15
(dir8 × 4) → (R15)
● Flag Change
N, Z, V, C: Unchanged.
● Classification
Direct Addressing Instructions
● Execution Cycles
1+2a cycles
● Instruction Format
NZVC
----
MSB LSB
00001011 dir8