NEC V850E/PH2 User Manual page 170

(e) When the data bus width is 16 bits (Big Endian)
<1> Access to address (4n)
1st access
31
24
23
16
15 15
8 8
7 7
0 0
Word data External
data bus
<2> Access to address (4n+1)
1st access
31
24
23
16
15 15
8 8
7 7
0 0
Word data External
data bus
170
Chapter 4 Bus Control Function (μPD70F3187 only)
31
24
23
Address
16
15
4n
8
7
4n + 1
0
Word data
31
24
23
Address
16
15
8
7
4n + 1
0
Word data
User's Manual U16580EE3V1UD00
2nd access
Address
15
4n + 2
8
7
4n + 3
0
External
data bus
2nd access
Address
15
4n + 2
8
7
4n + 3
0
External
data bus
3rd access
31
24
23
Address
16
15 15
4n + 4
8 8
7 7
0 0
Word data External
data bus