Fujitsu CM71-00101-5E User Manual
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CHAPTER 7 DETAILED EXECUTION INSTRUCTIONS
7.114
LDRES (Load Word Data in Memory to Resource)
Transfers the word data at the address indicated by "Ri" to the resource on channel "u4".
Increments the value of "Ri" by 4.
Increments the value of "Ri" by 4.
■
LDRES (Load Word Data in Memory to Resource)
Assembler format:
LDRES @Ri+, #u4
Operation:
(Ri)
→
Resource on channel u4
Ri + 4
→
Ri
Flag change:
N, Z, V, and C: Unchanged
Execution cycles:
a cycle(s)
Instruction format:
Example:
LDRES @R2+, #8
N
Z
V
C
–
–
–
–
MSB
LSB
1
0
1
1
1
1
0
0
u4
Ri
8
7 6 5 4
3
2 1
8
7 6 5 4
3
2 1
8
7 6 5 4
3
2 1
R2
ch.
8
Re
s
o
u
rce
ch.
8
Re
s
o
u
rce
x x x x
x x x x
12
3
4567
8
12
3
4567C
12
3
4567
8
12
3
4567C
1 2
3
4
5 6 7
8
R2
1 2
3
4
5 6 7 C
Memory
Memory
Before exec
u
tion
After exec
u
tion
In
s
tr
u
ction
b
it p
a
ttern : 1011 1100 1000 0010