85
3.4
Pin Functions in Each Operating Mode
The pin functions of ports A to F vary depending on the operating mode. Table 3-3 shows their
functions in each operating mode.
Table 3-3
Pin Functions in Each Mode
Port
Mode 4
Mode 5
Mode 6
Mode 7
Port A
A
A
P
*
/A
P
Port B
A
A
P
*
/A
P
Port C
A
A
P
*
/A
P
Port D
D
D
D
P
Port E
P/D
*
P
*
/D
P
*
/D
P
Port F
PF7
P/C
*
P/C
*
P/C
*
P
*
/C
PF6 to PF4
C
C
C
P
PF3
P/C
*
P
*
/C
P
*
/C
PF2
P
*
/C
P
*
/C
P
*
/C
Legend
P: I/O port
A: Address bus output
D: Data bus I/O
C: Control signals, clock I/O
*
: After reset
3.5
Address Map in Each Operating Mode
A address maps of the H8S/2646 Series are shown in figures 3-1 (1) and 3-1 (2).
The address space is 16 Mbytes in modes 4 to 7 (advanced modes).
The address space is divided into eight areas for modes 4 to 7. For details, see section 7, Bus
Controller.
Содержание H8S/2645
Страница 4: ......
Страница 16: ......
Страница 58: ...26 ...
Страница 110: ...78 ...
Страница 120: ...88 ...
Страница 132: ...100 ...
Страница 160: ...128 ...
Страница 172: ...140 ...
Страница 235: ...203 Transfer SAR or DAR DAR or SAR Block area First block Nth block Figure 8 8 Memory Mapping in Block Transfer Mode ...
Страница 418: ...386 ...
Страница 444: ...412 ...
Страница 530: ...498 ...
Страница 562: ...530 ...
Страница 642: ...610 ...
Страница 662: ...630 ...
Страница 688: ...656 ...
Страница 756: ...724 ...
Страница 784: ...752 ...
Страница 812: ...780 ...
Страница 837: ...805 A 2 Instruction Codes Table A 2 shows the instruction codes ...
Страница 1152: ...1120 ...