Hitachi F-ZTAT H8/3039 Series Hardware Manual page 38

Data Type
1-bit data
Byte data
Word data
Longword data
When ER7 (SP) is used as an address register to access the stack, the operand size should be word
size or longword size.
Address
Address
Address
Address 2m
Address 2m + 1
Address 2n
Address 2n + 1
Address 2n + 2
Address 2n + 3
Figure 2-8 Memory Data Formats
Data Format
7
7 6 5 4 3
MSB
MSB
MSB
0
2 1 0
LSB
LSB
LSB
25