HTR-5920
22
HTR-5920
PIN
No.
PORT ASSIGNMENT
PORT NAME
DESCRIPTION
SHIFT REGISTER
IC24: CD4094B (INPUT P.C.B.)
8-stage shift and store bus register
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
STROBE INPUT
DATA INPUT
CLOCK INPUT
OUTPUT
OUTPUT
OUTPUT
OUTPUT
VSS
N.C.
N.C.
OUTPUT
OUTPUT
OUTPUT
OUTPUT
OUTPUT ENABLE
VDD
CHIP ENABLE 1 FROM MICROPROCESSOR PIN No. 80
DATA INPUT 1 FROM MICROPROCESSOR PIN No. 6
CLOCK INPUT 1 FROM MICROPROCESSOR PIN No. 5
COMPONENT VIDEO SW_2
COMPONENT VIDEO SW_1
VIDEO MUTE_1
VIDEO MUTE_2
VIDEO SW_1
VIDEO SW_2
REC MUTE_1
REC MUTE_2
STROBE
DATA
CLOCK
Q1
Q2
Q3
Q4
VSS
QS
Q'S
Q8
Q7
Q6
Q5
OUTPUT ENABLE
VDD
IC94: CD4094B (AMP P.C.B.)
8-stage shift and store bus register
2
1
CL
SERIAL
IN
SERIAL
OUT
SERIAL
OUT
CL
CL
CL
D
Q
2
STAGES
3-7
CL
CL
TR
TR
D
Q
8
CL
n
p
p
CL
D
Q
Q
LATCH
8
TR
CL
S
S
CL
CL
TR
3-
STATE
8
3-
STATE
2
15
3
5
Q2
4
Q1
CLOCK
OUTPUT
ENABLE
11
Q8
Q'
Q
6
Q3
12
Q7
ALL INPUTS PROTECTED
BY CMOS
PROTECTION NETWORK
13
Q6
14
Q5
7
Q4
TR
TR
1
STROBE
LATCH
1
LATCH
2
3-STATE
1
10
11
n
CL
p
p
n
n
TR
TR
TR
TR
p
V
DD
VSS
n
V
DD
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
STROBE
TOP VIEW
DATA
CLOCK
Q1
Q2
Q3
Q4
VSS
VDD
OUTPUT ENABLE
Q5
Q6
Q7
Q8
Q'S
QS
PIN
No.
PORT ASSIGNMENT
PORT NAME
DESCRIPTION
SHIFT REGISTER
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
STROBE INPUT
DATA INPUT
CLOCK INPUT
OUTPUT
OUTPUT
OUTPUT
OUTPUT
VSS
N.C.
N.C.
OUTPUT
OUTPUT
OUTPUT
OUTPUT
OUTPUT ENABLE
VDD
CHIP ENABLE 2 FROM MICROPROCESSOR PIN No. 31
DATA INPUT 2 FROM MICROPROCESSOR PIN No. 30
CLOCK INPUT 2 FROM MICROPROCESSOR PIN No. 29
N.C.
FRONT SPEAKER ON
SURROUND MUTE
CENTER MUTE
PRE SUBWOOFER MUTE
HEADPHONE RELAY ON
SURROUND SPEAKER ON
CENTER SPEAKER ON
STROBE
DATA
CLOCK
Q1
Q2
Q3
Q4
VSS
QS
Q'S
Q8
Q7
Q6
Q5
OUTPUT ENABLE
VDD