Dual CR 5950 RC Serviceanleitung Seite 11

IC Block Diagram
LB 1641
NJM204100
En
CI
DI 4
EI
SOURCE 1
TM 1
OUT I
T MOUT
TMCTL
—11
ACTL
_12
8 CTL
13
CCTL
1
Ecu
M IN
_18
I NIT
IN1
GND
LC7818
• .
P1
OUT1 Vcc2 OUT2 P2
•
Vc cl
4
—0 V2
Input Iogic circuit
6
0
IN2
A)
(29N13)
(2SWC)
30
A2
29
B2
28
C2
12SWD)
27
I2 WE)
(2 9NG)
•
MUTE CONTROL
TIME
02
26
E2
25
3
4
SOURCE 2
TM 2
OUT 2
Z2VDD
16VSS
9 VEE
20
CR
21
MUTE
LC-6522C
P40-3 i(f 1 )1 Port A
P80-3
{Port
PC0-3 Port C
PD0-3 Port D
PEO-3
Port E
PF0-3
ilZ)IPor F
PF1 Serlol
/SO 0
Shift
Gilbet
registe
Laser digit
4 bit
Shift
Seriol (
regisWr
PF0
lSI
0 • ' height (leget
bi,
PF 2
/W1 0.• —•
(TOP View)
RAM
(256[4/2844)
1 F WR
P
`5.
1 . A OUTPUT
2. A —INPUT
3 . A+INPUT
4. V -
5 . B+INPUT
6 . B —INPUT
7. B OUTPUT
8. Vt
NJM78M05
NJM78M15
1 . OUTPUT
2. GND
3 INPUT
PC
STACK 1
STACK 2
STACK 3
STACK 4
STACK 5
STACK
6
STACK
STACK 8
ROM
(48128 byte)
System Bus
Serial
mode
reg i ster
PG0-3
senal
mode
regester
ST S
CF ZE
CSF ZSF
/0
P10-3
Port
P30-3
EOFITN•
IN)
0 SC
osc
0 OSC 2
RES
-4-0 TEST
-44- 0 Vgg
11