6 - 18
6 - 17
Digital Microprocessor (IC1201: D-
µ
P)
MICROPROCESSOR PIN FUNCTION TABLES
Pin
I/O
Active
Abbreviation
Function
No.
Level
1
O
(Pulse)
LD-DSP
Activates data communication with IC1121 (DSP).
2
O
(Pulse)
CS-DAC
Not used. Open.
3
O
(Pulse)
CS-VAP
4
O
Hi
GYRO-RST
5
-----
-----
CEON
6
-----
-----
CHARGE
7
O
(Pulse)
RDOEB
Activates focus drive data communications with IC1302 (FOCUS MOTOR DRIVE).
8
O
(Pulse)
ZDOEB
Activates zoom drive data communications with IC1301 (ZOOM MOTOR DRIVE).
9
O
(Pulse)
RDCK
Outputs focus motor drive signal to IC1302 (FOCUS MOTOR DRIVE).
10
O
(Pulse)
ZDCK
Outputs zoom motor drive signal to IC1301 (ZOOM MOTOR DRIVE).
11
O
(Pulse)
IRDCK
Outputs IR motor drive signal to IC1380 (IR FILTER DRIVE).
12
-----
-----
VCC (3V)
3V power input.
13
I
Hi/Lo
LINE-SW
External sync detection input. When "Hi" is input, the unit will be driven in the
external sync mode; when "Lo" is input, it will be driven in the internal sync mode.
14
-----
-----
GND
Ground.
15
O
Hi/Lo
IRDCW
Issues a command which determines with IC1380 (IR FILTER DRIVE).
16
O
(Pulse)
IROREB
Activates IR motor drive data communications with IC1380 (IR FILTER DRIVE).
17
O
Hi
IR-RESET
Resets IC1380 (IR FILTER DRIVE).
18
I
(Pulse)
IR-SENS
IR motor position detection input.
19
O
-----
IR-LED
Not used. Open.
20
-----
-----
----------
21
-----
-----
----------
22
I
0V-3V
H-VAP
23
-----
-----
XTAL-CTL
24
I
0V-3V
V-VAP
25
-----
-----
CHECK8
26
O
Hi
ZD-RESET
Resets IC1301 (ZOOM MOTOR DRIVE).
27
O
Hi
RD-RESET
Resets IC1302 (FOCUS MOTOR DRIVE).
28
O
(Pulse)
IRIS-PWM
Iris motor drive output .
29
-----
-----
LD-JIG
Not used. Open.
30
O
(Pulse)
ZOOM-LED
Output pulses to drive the ZOOM LED in the lens block via Q1201 (LED DRIVE).
31
-----
-----
TXD2
Not used.
32
-----
-----
RXD2
33
O
(Pulse)
FCUS-LED
Output pulses to drive the FOCUS LED in the lens block via Q1201 (LED DRIVE).
34
O
Hi/Lo
ZD CW
Issues a command which determines with IC1301 (ZOOM MOTOR DRIVE).
35
-----
-----
ZD-PWMA
Not used. Open.
36
O
Hi/Lo
RD CW
Issues a command which determines with IC1302 (FOCUS MOTOR DRIVE).
37
-----
-----
RD-PWMA
Not used. Open.
38
I
(Pulse)
FV
Receives the vertical sync pulses that detect the iris detection area, from IC1121
(DSP).
39
I
(Pulse)
FUS-SENS
Focus motor position detection input.
40
I
(Pulse)
REM-IR
Not used. Open.
41
I
(Pulse)
ZOM-SENS
Zoom motor position detection input.
42
-----
-----
GND
Ground.
43
O
0V-5V
HAL-ADJ1
Controls the offset voltage of IC1351 (F.DET/IRIS DRIVE).
44
O
0V-5V
HAL-ADJ0
Drives bias generator in IC1351 (F.DET/IRIS DRIVE) via Q1351 (BUF) to
control the bias voltage of the Hall devices.
45
-----
-----
BATTERY
Not used. Open.
46
I
0V-5V
ZOOM-SW
Not used.
47
I
0V-3V
KEY2
48
I
0V-3V
KEY1
49
I
0V-3V
TEMP-ADJ
Temperature change detection input. Detects variations in the forward voltage
at the connected diode to correct the back-focus.
Pin
I/O
Active
Abbreviation
Function
No.
Level
50
I
0V-3V
V-GYRO
Not used. Connect to ground.
51
I
0V-3V
H-GYRO
52
I
0V-3V
FDET
F-value detection input. Receives the F.DET voltage detected by IC1351 (F.DET/
IRIS DRIVE) and compares this with the reference voltage input via pin 53 to detect
the F-value.
53
-----
-----
AVCC
Reference 3V power input.
54
-----
-----
AVCC
A/D reference voltage input (connected to 3V power supply).
55
-----
-----
VCC
3V power input.
56
-----
-----
VCC
57
-----
-----
----------
Not used. Open.
58
-----
-----
----------
Not used. Connect to ground.
59
I
Lo
RESET-IN
Reset signal input from IC1203 (RESET PULSE GEN.).
60
-----
-----
VCC
3V power input.
61
-----
-----
STBY
Not used. Connect to 3V power supply.
62
-----
-----
VCC
3V power input.
63
-----
-----
----------
Not used. Open.
64
-----
-----
GND
Grounded.
65
I
(Pulse)
SYS-CLK
Inputs control clock pulses from IC1121 (DSP).
66
-----
-----
FWE
Not used.
67
-----
-----
MD2
68
-----
-----
----------
Not used. Open.
69
O
Hi
HALL-G
Controls the amplification (gain of Hall device) of IC1351 (F.DET/IRIS DRIVE).
70
-----
-----
----------
Not used. Open.
71
-----
-----
----------
72
I
(Pulse)
HD
Horizontal sync input.
73
-----
-----
SHUT-CTL
Not used. Open.
74
-----
-----
STROBE
75
I
(Pulse)
FP
Field discrimination pulse input.
76
O
(Pulse)
SD (232C)
Used for initial settings and adjustment. For data communications with personal
77
I
(Pulse)
RD (232C)
computer.
78
I
(Pulse)
EP3/AFLH
Receives pulses which discriminate the iris detection area.
79
-----
-----
----------
Not used. Open.
80
-----
-----
----------
81
-----
-----
----------
82
-----
-----
----------
83
O
(Pulse)
SDO
For data communications with IC1121 (DSP), IC1250 (EEPROM).
84
I
(Pulse)
SDI
85
O
(Pulse)
SCLK
86
-----
-----
DC-LIGHT-SW- Not used. Open.
OFF
87
-----
-----
----------
88
O
-----
x16/x22
89
O
-----
BW/COLOR
90
O
-----
PAL/NTSC
91
-----
-----
----------
92
I
0V-5V
F-DIAL1
93
I
0V-5V
F-DIAL2
94
I
-----
SYS-RST
95
O
Hi/Lo
BPF-N/P
BPF (for chroma signal) setect signal output.
96
O
(Pulse)
CK-CDS
Transfer data to IC1101 (CDS/AGC & A/D CONV. ).
97
O
(Pulse)
SDO-CDS
98
O
(Pulse)
CS-CDS
Activates data communications with IC1101 (CDS/AGC & A/D CONV. ).
99
O
(Pulse)
CS-EE
Not used. Open.
100
O
(Pulse)
CS-SYC
Activates data communications with IC1250 (EEPROM).
