Fujitsu MB90460 Series Hardware Manual page 62

Figure 3.7-3 Example of AL-AH Transfer in the Accumulator (A) (8-bit Immediate Value, Zero Extension)
MOV A,3000H
A before execution
A after execution
Figure 3.7-4 Example of AL-AH Transfer in the Accumulator (A) (8-bit Immediate Value, Sign Extension)
MOVX A,3000H
A before execution
A after execution
Figure 3.7-5 Example of 32-bit Data Transfer to the Accumulator (A) (Register Indirect)
MOVL A,@RW1+6
A before execution
A after execution
(An instruction that zero-extends the contents at address 3000
stores the result in the AL register)
XXXX 2456
H H
DTB B5
H
2456 0088
H H
AH AL
(An instruction that stores the contents at address 3000
in the AL register)
XXXX 2456
H H
DTB B5
H
2456 7788
H H
AH AL
(Instruction that perform a long-word-length read using the result
of the RW1 contents + an 8-bit offset as the address and stores
the read value in the A register)
XXXX XXXX
H H
DTB A6
H
8F74 2B52
H H
AH AL
MSB
Memory space
77
H
B53000
H
MSB
Memory space
77
H
B53000
H
Memory space
MSB
8F
H
A61540
H
2B
A6153E
H
H
+6
15
RW1
H
CHAPTER 3 CPU
and
H
LSB
88
H
H
LSB
88
H
LSB
74
H
52
H
38
H
43