Marantz CD-57 - Microprocessor and IC Data

3. MICROPROCESSOR AND IC DATA
MN187164 (MICROPROCESSOR)
e)
CONANHAAWN =
P26
P25 DATA
P24 CLOCK
P23 RAB
P22 SILD
P21 SCEDGESW
P20
P15 RCSIN
P14 TRAYSW
P13
P12 RC5OUT
Pit MLEN
P10 ASTN
RST
POS TRAYMOTOR
P04
POS
Po2
Pot
POO
SYNC
cM
P47
P46
P45
Pin
Nbr Pin Name
6 | xO
7_| P27
8 | P26
9 | P25 DATA
| 10 | P24 CLOCK
P23 RAB
P22 SILD
P21 SLEDGESW
14 | P20
P15 RCSIN
|_16 | p14 TRAYSW
17
|
P13
O
|
49
|
Li
|
18
|
P12
RCSOUT
O
|
RC-5
code
Output
|
50
|
P65
(SEG13)
Lo
|
19
|
P11
MLEN
O
|
M5872
MLEN
(latch)
P64
(SEG12)
ho
|
20
|
P10
RSTN
O
|
SM5872
RSTN
(reset)
|
s2|
esses)
ia
|
3
0
22
|
POS
TRAYMOTOR
Oo
|
TrayMotor
P61
(SEG)
23
|
Po4
o
P60
(SEGB)
|
s6|
Psvisea7)
|
P56
(SEG6)
E
|
58
Pss
(secs)
0
27
|
POO
|_|
Not
Used
|
59|
P54
(SEGA)
)
28
|
SYNC
0
|
Not
Used
|
60|
Psaiseas)
fa
|
P52
(SEG2)
e)
30
|
P47
|_|
Key
Input,
KEY
8
fe)
Key
Input,
KEY
7
50
(SEGO)
oO
64 VPP
63 P50 (SEGO)
62 P51 (SEG1)
61 PS2 (SEG2)
60 P53 (SEG3)
59 P54 (SEG4)
58 P55 (SEGS5)
s7 P56 (SEG6)
56 P57 (SEG7)
55 P60 (SEG)
54 P61 (SEG9)
53 P62 (SEG10)
52 P63 (SEG11)
51 P64 (SEG12)
50 P65 (SEG13)
P66 (MSEL1)
P67 (MSELO)
P70 (KILL IR)
P71 (DGT8)
P80 (DGT7)
P81 (DGT6)
Pa2 (DGTS)
Pas (DGT4)
P84 (DGT3)
P85 (DGT2)
P86 (DGT1)
P87 (DGTO)
P40
P41
P42
P43
P44
- Power Supply +5V
O | Clock out (8.0MHz)
I Clock in (8.0MHz)
O | Not Used
O | SAA7372 RESET
Jo| Notuses
Data Bus Data, SIDA
SAA7372 RAB
0 | SAA7372 SILD (latch)
| Sledge SW, SLSW
O | Not Used
| RC-5 code Input
Tray In/Out SW, TRSW
vO
Oo
0
Key Input, KEY 6
uU
Pin
Nbr Pin Name
P
P
38 | P87 (DGTO)
41 | P84 (DGT3)
42
43
jperocte, fo |
jPeooct7 fo |
P71 (DGT8) =
P70 KILL IR
P67 MSELO
P66 MSEL1
P44
P42
41
wo >
Oo
i
oO
(eo)
46
47
jes}
pes
Lt
|
eyipukeys
|
34
35
Key Input, KEY 2
Key input, KEY 1
FL Digit Data, G9
FL Digit Data, G8
FL Digit Data, G7
FL Digit Data, G6
FL Digit Data, G5
FL Digit Data, G4
L Digit Data, G3
L Digit Data, G2
FL Digit Data, G1
ill IR, N.C.
Model Select SW 0
Model Select SW 1
FL Segment Data, P1
L Segment Data, P2
n
na
n
L Segment Data, P3
FL Segment Data, P4
FL Segment Data, P5
alee
Vpp
FL Segment Data, P6
FL Segment Data, P7
FL Segment Data, P8
FL Segment Data, P9
FL Segment Data, P10
FL Segment Data, P11
FL Segment Data, P12
FL Segment Data, P1
|
FL Segment Data, F
Power Supply -2°