Table of Contents
Advertisement
5-7. SERVO/SYSTEM CONTROL MICROPROCESSOR PIN FUNCTIONS
(MA-341 BOARD IC160)
Pin No.
Pin Name
1
DEST
2
FULL ERS
3
TU AFT
4
FUNC KEY2
5
FUNC KEY1
6
S SENS
7
T SENS
8
V RF ENV
9
AF ANV
10
CBC ON
11
KKP+
12
KKP–
13
QVD
14
REMOCON
15
C ROT
16
HA SWP
17
ENV SW
18
RF SWP
19
AF SWP
20
END LED
21
ANT SEL
22
AF REC P
23
FE ON
24
CAP RVS
25
SUR ON
26
MODE4
27
MODE3
28
MODE2
29
MODE1
30
REC PRF
31
I2C CLK EEP
32
I2C DATA EEP
33
CAM
34
RESET
35
32kHz (in)
36
32kHz (out)
37
Vcc
38
4fsc (in)
39
4fsc (out)
40
Vss
41
ARC CLK
42
ARC DATA
43
CLK SEL
44
OSC IN
45
OSC OUT
46
NUB
47
LPF
48
SP
49
OSD GND
50
OSD V IN
I/O
I
Destination control input
NC
I
Tuner analog AFT input
I
Key input
I
Key input
I
Tape end sensor input
I
Tape top sensor input
I
Video playback signal envelope input
I
Hi-Fi audio playback signal envelope input
O
Cable box control signal output
I
ETR pulese signal input
I
ETR pulese signal input
O
Quasi VD pulese output
I
Remote sires signal input
O
Head AZ signal output
O
SP/EP changed head signal
I
SP/EP head output lebel ditaction signal
O
VIDEO RF switching pulse output.
O
AF switching pulse output.
O
END sensor LED output
O
TV/VTR RF modulator control output
O
Hi-Fi record control pulse output.
NC
O
Capstan reverse control
NC
I
Mechanism section CAM encoder input (data4)
I
Mechanism section CAM encoder input (data3)
I
Mechanism section CAM encoder input (data2)
I
Mechanism section CAM encoder input (data1)
I
Erasing protection tab, cassette IN detection input
I/O
HC CLOCK line (EEPROM)
I/O
HC DATA line (EEPROM)
O
Cam motor control signal output
I
System reset input
I
Sub clock 32MHz
O
Sub clock 32MHz
I
5V
I
Main clock input
O
Main clock output
Ground
O
Rearityregenarator (ARC) control clock signal
O
Rearityregenarator (ARC) control data signal
I
CLOCK seleal "L" Sub clock, "H" main and sub clock.
I
OSD clock input
O
OSD clock output
Ground
I/O
fsc filter
O
"L" output when SP mode.
Ground
I
OSD Video signal input.
5-3
Function
Hide quick links:
Advertisement
Table of Contents
