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PDF ( 数据手册 , 数据表 ) GS3000

零件编号 GS3000
描述 One chip servo signal processor
制造商 SSHK
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GS3000 数据手册, 描述, 功能
GS3000 Specification
Product specification
MODEL: GS3000
NAME: One chip servo signal processor for 2-Digit &
4-Digit LED/LCD CD player
VERSION: 0.14
Shin-Nichi Electronic Device (H.K.) Ltd.
1







GS3000 pdf, 数据表
Pin No.
Pin Names
28 COM1
29 COM2/DIG1
30 COM3/DIG2
31 SEG1/DIG3
32 SEG2/DIG4
33 SEG3
34 SEG4
35 SEG5
36 SEG6
37 SEG7
38 SEG8
39 SEG9
40 SEG10
41 SEG11
42 SEG12
43 SCL
44 SDA
45 BUZZER
46 POWER_CTL
47 OPEN_SW
48 INNER
49 MUTE
50 M_MUTE
51 RESETB
52 VDD_CORE
53 XTO
54 XTI
55 MCUVDD
GS3000 Specification
I/O Pin Description
O LCD: COM1 output pin
O LCD: COM2 output pin / LED: DIG1 output pin
O LCD: COM3 output pin / LED: DIG2 output pin
O LCD: SEG1 / LED: DIG3 output pin
O LCD: SEG2 / LED: DIG4 output pin
O LCD / LED: SEG3
O LCD / LED: SEG4
O LCD / LED: SEG5 / Optional function select
O LCD / LED: SEG6 / Optional function select
O LCD / LED: SEG7 / Optional function select
O LCD / LED: SEG8 / Optional function select
O LCD / LED: SEG9 / Optional function select
O LCD / LED: SEG10 / Optional function select
I/O LCD / LED: SEG11 / Optional function select
I/O LCD / LED: SEG12
-- Not connect.
O Connect to CS9255.
O Buzzer output
O Power supply control pin
I CD door switch detect pin
I CDM inner limit switch detection input terminal
O Audio mute control signal output
O Motor driver IC mute output terminal
I System reset terminal, L active
- Internal digital power supply
O
Crystal oscillator pins for sub-clock
I
- MCU power terminal
Shin-Nichi Electronic Device (H.K.) Ltd.
8







GS3000 equivalent, schematic
Key Functions
GS3000 Specification
Panel Key Assigment
KEY0
(Pin24)
[0.4V]
PLAY/
PAUSE
[0.6V]
STOP
[0.8V]
UP/FF
[1.1V]
DN/FR
[1.4V]
[1.6V]
[1.8V]
REPEAT
PROGRAM
RANDOM
(REP/RND)
Remote Control Key Assignment
KI/O0 KI/O1
PLAY/
KI3 STOP
PAUSE
KI/O2
UP/FF
KI/O3
KI/O4
KI/O5
KI/O6
DN/FR PROGRAM REPEAT RANDOM
Key Function Description
Key
PLAY/PAUSE
STOP
UP/FF
DN/FR
Description
Start playback from stop mode.
Start pause during play and press this key again to resume play.
During normal playback, press this key to stop playback.
During repeat and random playback, press this key once to stop
playback. Press this key again to cancel repeat and random play mode.
During program playback, press this key once to stop playback. Press
this key again to erase program.
After entering the program, if STOP key is pressed before pressing the
Play/Pause key, all the programmed tracks will be erased.
To advance to the next track.
During playback, press and hold to start fast forward search. Normal
playback resume after this key is released.
Press to select the track to be stored into the program.
To return to the previous track.
During playback, press and hold to start fast reverse search. Normal
playback resume after this key is released.
Press to select the track to be stored into the program.
Shin-Nichi Electronic Device (H.K.) Ltd.
16










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