HD6473258CP10 Datasheet, PDF (20/301 Pages) Renesas Technology Corp – Hitachi Single-Chip Microcomputer

Table 1-2. Pin Assignments in Each Operating Mode (1)
Pin no.
DC-64S
DP-64S
28
29
30
31
32
—
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
—
48
49
50
51
52
53
54
FP-64A
20
21
22
23
24
—
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
—
40
41
42
43
44
45
46
CP-68
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
Expanded modes
Mode 1
Mode 2
P53/TxD1
P53/TxD1
P54/RxD1
P54/RxD1
P55/SCK1
P55/SCK1
P70/IS
P70/IS
P71
P71
NC
NC
P72
P72
P73/IOS
P73/IOS
AS
AS
WR
WR
RD
RD
WAIT
WAIT
VCC
VCC
A15
P27/A15
A14
P26/A14
A13
P25/A13
A12
P24/A12
A11
P23/A11
A10
P22/A10
A9
P21/A9
A8
P20/A8
NC
NC
VSS
VSS
A7
P17/A7
A6
P16/A6
A5
P15/A5
A4
P14/A4
A3
P13/A3
A2
P12/A2
Single-chip mode
Mode 3
P53/TxD1
P54/RxD1
P55/SCK1
P70/IS
P71/OS
NC
P72/BUSY
P73
P74
P75
P76
P77
VCC
P27
P26
P25
P24
P23
P22
P21
P20
NC
VSS
P17
P16
P15
P14
P13
P12
PROM
mode
NC
NC
NC
VCC
VCC
NC
NC
NC
NC
NC
NC
NC
VCC
CE
EA14
EA13
EA12
EA11
EA10
OE
EA8
NC
VSS
EA7
EA6
EA5
EA4
EA3
EA2
Notes:
1. Pins marked NC should be left unconnected.
2. The PROM mode is a non-operating mode used for programming the on-chip ROM.
See section 11, ROM for details.
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