Dmov (Move Word Data From Register To Direct Address) - Fujitsu FR Family Instruction Manual

CHAPTER 7 DETAILED EXECUTION INSTRUCTIONS

7.101 DMOV (Move Word Data from Register to Direct Address)

Transfers the word data in "R13" to the direct address corresponding to 4 times the
value of "dir8".
■ DMOV (Move Word Data from Register to Direct Address)
Assembler format: DMOV R13, @dir10
R13 → (dir8 × 4)
Operation:
Flag change:
N, Z, V, and C: Unchanged
Execution cycles: a cycle(s)
Instruction format:
Example: DMOV R13, @54H
206
N Z V C
– – – –
MSB
0 0 0 1
Instruction bit pattern :
0001 1000 0001 0101
R13 8 9 A B C D E F
Memory
x x x x x x x x
50
H
54 x x x x x x x x
H
x x x x x x x x
58
H
Before execution
1 0 0 0
LSB
dir8
8 9 A B C D E F
R13
Memory
50 x x x x x x x x
H
8 9 A B C D E F
54
H
x x x x x x x x
58
H
After execution