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Número de pieza
componentes Descripción
HD404318 Ver la hoja de datos (PDF) - Hitachi -> Renesas Electronics
Número de pieza
componentes Descripción
Fabricante
HD404318
4-bit HMCS400-series microcomputer
Hitachi -> Renesas Electronics
HD404318 Datasheet PDF : 66 Pages
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HD404318 Series
Pin Description in PROM Mode
The HD4074318 is a PROM version of a ZTAT
™
microcomputer. In PROM mode, the MCU stops
operating, thus allowing the user to program the on-chip PROM.
Pin Number
DP-42S
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
FP-44A
39
40
41
42
43
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
23
24
25
26
MCU Mode
Pin
I/O
RA
1
/V
disp
I
R0
0
/
SCK
I/O
R0
1
/SI
I/O
R0
2
/SO
I/O
R0
3
/TOC
I/O
TEST
I
RESET
I
OSC
1
I
OSC
2
O
GND
AV
SS
R3
0
/AN
0
I/O
R3
1
/AN
1
I/O
R3
2
/AN
2
I/O
R3
3
/AN
3
I/O
R4
0
/AN
4
I/O
R4
1
/AN
5
I/O
R4
2
/AN
6
I/O
R4
3
/AN
7
I/O
AV
CC
V
CC
D
0
/
INT
0
I/O
D
1
/
INT
1
I/O
D
2
/EVNB
I/O
D
3
/BUZZ
I/O
D
4
/
STOPC
I/O
D
5
I/O
D
6
I/O
D
7
I/O
D
8
I/O
PROM Mode
Pin
I/O
V
CC
V
CC
V
PP
RESET
I
V
CC
GND
GND
O
0
I/O
O
1
I/O
O
2
I/O
O
3
I/O
O
4
I/O
O
5
I/O
O
6
I/O
O
7
I/O
V
CC
V
CC
M
0
I
M
1
I
A
1
I
A
2
I
A
3
I
A
4
I
A
9
I
V
CC
5
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