55
RX-V463/HTR-6140/DSP-AX463
RX-V463/HTR-6140/
DSP-AX463
IN1
IN2
IN3
MUX T/H
V
A
8-Bit
SUCCESSIVE
APPROXIMATION
ADC
GND
IN4
GND
SCLK
CONTROL
LOGIC
CS
DIN
DOUT
CS 1
V
A
2
GND 3
IN4 4
IN3 5
SCLK
ADC084S021
10
DOUT
9
DIN8
IN17
IN26
IC81: ADC084S021CIMM (DSP P.C.B.)
4-channel, 200 kSPS, 8-bit A/D converter
1
2
3
4
5
6
7
8
9
10
/CS
VA
GND
IN4
IN3
IN2
IN1
DIN
DOUT
SCLK
/ADC_CS
+3.3S
DGND
ADC_COM2
ADC_COM1
KEY1
KEY0
SPIMI
SPIMO
SPISCK
CS for microprocessor
Power supply +3.3V
Ground of external
SPI bus COM (IC83)
SPI bus COM (IC82)
Key input 1
Key input 0
Master output/slave input
Master input/slave output
SPI clock
Pin No.
Port Name Function Name Detail of Function
• Microprocessor ADC select port
Ohm
V
KEY
INPUT 0
(7 pin)
KEY
INPUT 1
(6 pin)
0
0–0.2
–
–
+ 1.0 k
0.2–0.4
SPEAKERS
A/B/OFF
–
+ 1.0 k
0.4–0.7
TONE
CONTROL
AUDIO
SELECT
+ 1.5 k
0.7–1.0
PROGRAM
<
INPUT
>
+ 2.2 k
1.0–1.3
PROGRAM
>
INPUT
<
+ 2.2 k
1.3–1.6
STRAIGTH
EFFECT
DIRECT
+ 3.3 k
1.6–1.9
A/B/C/D/E
PRESET/
TUNING
<
+ 4.7 k
1.9–2.1
BAND
PRESET/
TUNING
>
+ 6.8 k
2.1–2.4
–
MEMORY
+ 10.0 k
2.4–2.7
EDIT
PRESET/
TUNING
–
Key detection for A/D port
Key input (A/D) pull-up resistance 10 k-ohms
U, C, R, T, K, A, G, E, F, L, J models
+ 22.0 k
2.7–3.0
–
INFO
TUNING
AUTO/
MAN’L
Ohm
V
KEY
INPUT 0
(7 pin)
KEY
INPUT 1
(6 pin)
0
0–0.2
–
–
+ 1.0 k
0.2–0.4
SPEAKERS
A/B/OFF
–
+ 1.0 k
0.4–0.7
TONE
CONTROL
AUDIO
SELECT
+ 1.5 k
0.7–1.0
PROGRAM
<
INPUT
>
+ 2.2 k
1.1–1.3
PROGRAM
>
INPUT
<
+ 2.2 k
1.3–1.6
STRAIGTH
EFFECT
DIRECT
+ 3.3 k
1.6–1.9
–
–
+ 4.7 k
1.9–2.1
–
–
+ 6.8 k
2.1–2.4
–
–
+ 10.0 k
2.4–2.7
–
–
B model
+ 22.0 k
2.7–2.9
–
–
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General
Weight and Dimensions
