636
•
H8S/2648, H8S/2648R, H8S/2647
Function of Pins SEG40 to SEG1
Bit 3:
SGS3
Bit 2:
SGS2
Bit 1:
SGS1
Bit 0:
SGS0
SEG40
to
SEG33
SEG32
to
SEG29
SEG28
to
SEG25
SEG24
to
SEG21
SEG20
to
SEG17
SEG16
to
SEG13
SEG12
to
SEG9
SEG8
to
SEG5
SEG4
to
SEG1
Notes
0
0
0
0
Port
Port
Port
Port
Port
Port
Port
Port
Port
Initial value (external
expansion enabled)
1
SEG
Port
Port
Port
Port
Port
Port
Port
Port
External expansion
not possible
1
0
SEG
SEG
Port
Port
Port
Port
Port
Port
Port
1
SEG
SEG
SEG
Port
Port
Port
Port
Port
Port
1
0
0
SEG
SEG
SEG
SEG
Port
Port
Port
Port
Port
1
SEG
SEG
SEG
SEG
SEG
Port
Port
Port
Port
1
0
SEG
SEG
SEG
SEG
SEG
SEG
Port
Port
Port
1
SEG
SEG
SEG
SEG
SEG
SEG
SEG
Port
Port
1
*
*
0
SEG
SEG
SEG
SEG
SEG
SEG
SEG
SEG
Port
1
SEG
SEG
SEG
SEG
SEG
SEG
SEG
SEG
SEG
*
: Don’t care
Note:
When using external expansion, set a value of 0000 for SGS3 to SGS0. When the setting of
SGS3 to SGS0 is 0000, COM4 to COM1 also function as ports.
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 ...