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CM71-00105-1E FUJITSU MICROELECTRONICS LIMITED 289
FR81 Family
CHAPTER 7 DETAILED EXECUTION INSTRUCTIONS
7.102
7.102 LD (Load Word Data in Memory to Register)
Loads the word data at memory address R15 to Rj, and adds 4 to the value of R15. If
R15 is given as parameter Ri, the value read from the memory will be loaded into
memory address R15.
● Assembler Format
LD @R15+, Ri
● Operation
(R15) → Ri
R15 + 4 → R15
● Flag Change
N, Z, V, C: Unchanged.
● Classification
Memory Load instruction, Instruction with delay slot
● Execution Cycles
b cycle
● Instruction Format
NZVC
----
MSB LSB
000001110000 Ri