Hitachi H8/3048 Hardware Manual page 23

Table 1-2 Pin Assignments in Each Mode (FP-100B or TFP-100B) (cont)
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Pin
Mode 1 Mode 2
No.
D D
34
15 15
V V
35
CC CC
A A
36
0 0
A A
37
1 1
A A
38
2 2
A A
39
3 3
A A
40
4 4
A A
41
5 5
A A
42
6 6
A A
43
7 7
V V
44
SS SS
A A
45
8 8
A A
46
9 9
A A
47
10 10
A A
48
11 11
A A
49
12 12
A A
50
13 13
A A
51
14 14
A A
52
15 15
A A
53
16 16
A A
54
17 17
A A
55
18 18
A A
56
19 19
V V
57
SS SS
P6 /WAIT P6 /WAIT
58
0 0
P6 /BREQ P6 /BREQ
59
1 1
P6 /BACK P6 /BACK
60
2 2
ø ø
61
STBY STBY
62
RES RES
63
NMI NMI
64
V V
65
SS SS
EXTAL EXTAL
66
XTAL XTAL
67
V V
68
CC CC
AS AS
69
RD RD
70
Notes: 1. In modes 1, 3, 5, and 6 the P4 to P4
0
2. In modes 2 and 4 the D to D functions of pins P4
0 7
3. Pins marked NC should be left unconnected.
4. For details about PROM mode see section 18, ROM.
Pin Name
Mode 3 Mode 4
D D
15 15
V V
CC CC
A A
0 0
A A
1 1
A A
2 2
A A
3 3
A A
4 4
A A
5 5
A A
6 6
A A
7 7
V V
SS SS
A A
8 8
A A
9 9
A A
10 10
A A
11 11
A A
12 12
A A
13 13
A A
14 14
A A
15 15
A A
16 16
A A
17 17
A A
18 18
A A
19 19
V V
SS SS
P6 /WAIT P6 /WAIT
0 0
P6 /BREQ P6 /BREQ
1 1
P6 /BACK P6 /BACK
2 2
ø ø
STBY STBY
RES RES
NMI NMI
V V
SS SS
EXTAL EXTAL
XTAL XTAL
V V
CC CC
AS AS
RD RD
functions of pins P4 /D to P4 /D are selected after a reset, but they can be changed by software.
7 0 0 7 7
/D to P4 /D are selected after a reset, but they can be changed by software.
0 0 7 7
8
Mode 5 Mode 6
D D
15 15
V V
CC CC
P1 /A P1 /A
0 0 0 0
P1 /A P1 /A
1 1 1 1
P1 /A P1 /A
2 2 2 2
P1 /A P1 /A
3 3 3 3
P1 /A P1 /A
4 4 4 4
P1 /A P1 /A
5 5 5 5
P1 /A P1 /A
6 6 6 6
P1 /A P1 /A
7 7 7 7
V V
SS SS
P2 /A P2 /A
0 8 0 8
P2 /A P2 /A
1 9 1 9
P2 /A P2 /A
2 10 2 10
P2 /A P2 /A
3 11 3 11
P2 /A P2 /A
4 12 4 12
P2 /A P2 /A
5 13 5 13
P2 /A P2 /A
6 14 6 14
P2 /A P2 /A
7 15 7 15
P5 /A P5 /A
0 16 0 16
P5 /A P5 /A
1 17 1 17
P5 /A P5 /A
2 18 2 18
P5 /A P5 /A
3 19 3 19
V V
SS SS
P6 /WAIT P6 /WAIT
0 0
P6 /BREQ P6 /BREQ
1 1
P6 /BACK P6 /BACK
2 2
ø ø
STBY STBY
RES RES
NMI NMI
V V
SS SS
EXTAL EXTAL
XTAL XTAL
V V
CC CC
AS AS
RD RD
PROM Mode
Mode 7
EPROM Flash
P3 EO I/O
7 7 7
V V V
CC CC CC
P1 EA A
0 0 0
P1 EA A
1 1 1
P1 EA A
2 2 2
P1 EA A
3 3 3
P1 EA A
4 4 4
P1 EA A
5 5 5
P1 EA A
6 6 6
P1 EA A
7 7 7
V V V
SS SS SS
P2 EA A
0 8 8
P2 OE OE
1
P2 EA A
2 10 10
P2 EA A
3 11 11
P2 EA A
4 12 12
P2 EA A
5 13 13
P2 EA A
6 14 14
P2 CE CE
7
P5 V V
0 CC CC
P5 V V
1 CC CC
P5 NC NC
2
P5 NC NC
3
V V V
SS SS SS
P6 EA A
0 15 15
P6 NC NC
1
P6 NC NC
2
ø NC NC
STBY V V
SS CC
RES NC RES
NMI EA A
9 9
V V V
SS SS SS
EXTAL NC EXTAL
XTAL NC XTAL
V V V
CC CC CC
P6 NC A
3 16
P6 NC NC
4