Fujitsu CM71-00101-5E 用户手册
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166
CHAPTER 7 DETAILED EXECUTION INSTRUCTIONS
7.70
ST (Store Word Data in Register to Memory)
Loads the word data in "Ri" to memory address "(R13 + Rj)".
■
ST (Store Word Data in Register to Memory)
Assembler format:
ST Ri, @ (R13, Rj)
Operation:
Ri
→
(R13 + Rj)
Flag change:
N, Z, V, and C: Unchanged
Execution cycles:
a cycle(s)
Instruction format:
Example:
ST R3, @ (R13, R2)
N
Z
V
C
–
–
–
–
MSB
LSB
0
0
0
1
0
0
0
0
Rj
Ri
R2
12345678
0 0 0 0
0 0 0 4
8 7 6 5
4 3 2 1
R2
R3
R3
8 7 6 5
4 3 2 1
8 7 6 5
4 3 2 1
0 0 0 0
0 0 0 4
12345678
1234567C
1234567C
1 2 3 4
5 6 7 8
R13
R13
1 2 3 4
5 6 7 8
x x x x
x x x x
Memory
Memory
Before execution
After execution
Instruction bit pattern : 0001 0000 0010 0011