9
GX204KEF2/KHF2/LEF2
GX204REF2/SEF2
●
PANEL (AUDIO) MICROCOMPUTER: MB90562A-419E (X34-401: IC501)
Application
Processing Operation Description
Output L fixed
Key scan pulse input terminal
Key scan pulse output terminal
Output L fixed
Power supply input for A/D converter
VCC
REF voltage input for A/D converter
SW_5V potential
GND connection for A/D converter
GND potential
15
SP_DATA_S
I
Data from system
µ
-com
→
panel
µ
-com output
Communication speed 19200bps, 50ms interval
16
SP_DATA_P
O
Data from panel
µ
-com
→
system
µ
-com output
Communication speed 19200bps, 20ms interval
17
SP_REQ_P
O
Request from panel
µ
-com
→
system
µ
-com
18
SP_BKUP
I
Inputs voltage reduction from system
µ
-com detection
L: Momentary power down detected, H: Normal
19
MD0
I
For FLASH ROM writing
Hi: Normal mode, Lo: FLASH writing mode
20
SP_RST
I
Reset input from system
µ
-com
Reset request from system
µ
-com Lo
21
MD1
I
For FLASH ROM writing
Hi: Normal and FLASH writing mode, Lo: Not set-up
e
SRS mode switching
SRS_MODE1 SRS_MODE2
SRS_MODE3
Mode
47pin
48pin
49pin
L
L
L
OFF
L
L
H
3D-Stereo
L
H
L
TruBass
H
L
L
FOCUS
H
H
H
WOW
r
REMOCON voltage table
0V
5V
1.18 1.40
1.65 1.95 2.21
2.56 2.71
3.11 3.26
3.70 3.78
4.25 4.46
4.95
No
operation
MUTE
operation
VOL+
operation
VOL-
operation
MODE
operation
SEEK
operation
SEEK
operation
MICROCOMPUTER’S TERMINAL DESCRIPTION
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QQ 376315150
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TEL 13942296513 QQ 376315150 892498299