MICROPROCESSOR TERMINAL DESCRIPTIONS-1
Q801 : MPD78F0532GK
A-9355
PIN No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
PIN NAME
TAPE LED
DIRECT LED
LOUDNESS LED
NU
ACPOWER
RESET
NU
NU
DEBUG FLMDO
DEBUG X2
DEBUG X1
REGC
VSS
EVSS
VDD
EVDD
NU
NU
NU
NU
POFF
NU
AMUTE
RCPOWER
DG MUTE
PROTECT_I
SPA_RL
SPB_RL
NU
NU
NU
NU
NU
HP_IN
SEL_DATA
SEL_CLK
TONE_RL
REMIN
SYSOUT
SYSIN
I/O
O
O
O
---
O
I
---
---
---
---
---
---
---
---
---
---
---
---
---
---
I
---
O
O
O
I
O
O
---
---
---
---
---
I
O
O
O
I
O
I
DESCRIPTION
TAPE LED control voltage output.
DIRECT LED control voltage output.
LOUDNESS LED control voltage output.
Not used.
Main power control voltage output.
Reset signal input.
Not used.
Not used.
For debug.
For debug.
For debug.
Connect to capacitor for internal power supply .
Ground.
Ground.
Power supply.
Power supply.
Not used.
Not used.
Not used.
Not used.
Power failure detection voltage input.
Not used.
Audio muting control voltage input.
Initial current control output of power amplififer.
Control output of digital audio driver IC (IRS20954S).
Speaker protect detection voltage input.
Speakers-A relay control voltage input.
Speakers-B relay control voltage input.
Not used.
Not used.
Not used.
Not used.
Not used.
Headphone detection input.
Data output to selector/volume IC (R2S15211FP).
Clock output to selector/volume IC (R2S15211FP).
DIRECT/TONE relay control voltage output.
Signal input from remote sensor.
RI (system control) output.
RI (system control) input.
ACT.
H
H
H
---
H
L
---
---
---
---
---
---
---
---
---
---
---
---
---
---
L
---
L
L
H
H
H
H
---
---
---
---
---
H
H
H
L
L
L
L
