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PDF CXP1042Q Data sheet ( Hoja de datos )
| Número de pieza | CXP1042Q | |
| Descripción | System Controller for Compact Disc Players | |
| Fabricantes | Sony Corporation | |
| Logotipo |  |
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CXP1042Q
System Controller for Compact Disc Players
For the availability of this product, please contact the sales office.
Description
The CXP1042Q is a 4-bit single chip microcomputer
64 pin QFP (Plastic)
based on the SPC500 series. It incorporates programs
in firmware for CD operations. It can be connected
directly to the CDL-500 series of LSIs for CD players,
and can directly drive LCDs, in addition to other features.
It can be employed in a wide range of equipment, from
deck-type CD players to radio cassettes and portable
systems.
Functions
• Key inputs of up to 16 keys is possible through matrix scanning. The following functions can be selected by
setting their respective keys.
• ,,
PLAY/PAUSE/PLAY PAUSE keys
• STOP key
•,
SKIP key; on memory input, this becomes the tune selection key
•,
Fast forward key; speed differs during PLAY and PAUSE
• Repeat
One tune or all tunes repeat
• OPEN/CLOSE
Loading function (when deck type device is selected)
• A←→B
A←→B repeat function
• SHUFFLE
Shuffle (random) function
• PROG
Program; up to 21 tune memory, can indicate remainder
• REMAIN
Indicates single tune or all tunes remaining, up to 31 tunes
• INTRO
Fixes introscan at 10 seconds
• AUTO
Sets auto space at 4 seconds
• MUSIC calendar Can display up to 16 tunes
• REMOTE
Enables input using NEC format remote control devices with modifiable custom codes
• 10key
Direct tune selection using keypad; selects tune on memory input (remote control only)
• Syncro
Synchronization input and processing
• ×2
Double speed playback
• Battery detection When portable mode selected, there is battery detection function
• Simple adjustment of tracking gain/balance
Recommended Combinations
• RF amplifier/servo signal processor CXA1782B
• Digital signal processor
CXD2507A/2508A
• Pickup mechanism
KSL 2101
Structure
Silicon gate CMOS IC
Sony reserves the right to change products and specifications without prior notice. This information does not convey any license by
any implication or otherwise under any patents or other right. Application circuits shown, if any, are typical examples illustrating the
operation of the devices. Sony cannot assume responsibility for any problems arising out of the use of these circuits.
–1–
E95236-ST
1 page  
CXP1042Q
Pin
No.
Symbol Function code I/O
Description
17 PB0
MUTG
O
Turns mute on when mute signal is "H";
turned on when unit is opened or stopped
18 PB1
MUT2
O
Turns mute on when "L", turned on when unit is opened, stopped,
paused or accessed.
19 PB2
UNLOAD/
Batt-W
I/O
In deck mode, output to tray loading motor; in portable mode,
output to battery warning display
20 PB3
LOAD/
DECK-PT
I/O
In deck mode, indicates tray loading motor operation; on "L"
detection immediately after reset, performs portable mode branching
21 PA0
KS0
O
22 PA1
23 PA2
KS1
KS2
O
Key scan output signal
O
24 PA3
KS3
O
25 Vss
Vss
Connect to GND
26 N.C. NC
Do not connect to anything
27 PE3
RS3
O
28 PE2
29 PE1
RS2
RS1
O
O RMC customer code scan signal
30 PE0
RS0
O
31 SEG19
—
Unused (do not connect to anything)
32 SEG18 SEG18
O
33 SEG17 SEG17
O
34 SEG16 SEG16
O
35 SEG15 SEG15
O
36 SEG14 SEG14
O
37 SEG13 SEG13
O
38 SEG12 SEG12
O
39 SEG11 SEG11
O
40 SEG10 SEG10
O
41 SEG9
42 SEG8
SEG9
SEG8
O Connect to LCD (refer to LCD example)
O
43 SEG7 SEG7
O
44 SEG6 SEG6
O
45 SEG5 SEG5
O
46 SEG4 SEG4
O
47 SEG3 SEG3
O
48 SEG2 SEG2
O
49 SEG1 SEG1
O
50 SEG0 SEG0
O
–5–
5 Page 
CXP1042Q
Selection State of Operation Mode and Connection of Each Switch
Operation mode
Deck mode
DSP expansion port used
DSP: CXD2507A DSP: CXD2508A
Deck mode
Microcomputer
port used
Pin 20
(LOAD/DEC-PT)
H
H
H
Pin 2 (MODE) and
Pin 16 (KI3)
Connected
Connected
Not connected
Pin 2 (MODE) and
Pin 15 (KI2)
Connected
Not connected
—
Lid open switch
——
—
Battery switch
Detection switch
without battery
Tray open switch
Tray close switch
Limit switch
——
—
——
—
SPOD for DSP
SPOC for DSP
SPOB for DSP
SPOA for DSP
SPOC for DSP
SPOB for DSP
Microcomputer
Pin 11
(Disc IN/OPEN)
Microcomputer
Pin 12
Disc OUT/Batt-E)
SPOB for DSP
Portable mode
L
—
—
Microcomputer
Pin 11
(Disc IN/OPEN)
Microcomputer
Pin 19
(UNLOAD/Batt-W)
Microcomputer
Pin 12
(Disc OUT/Batt-E)
—
—
SPOB for DSP
– 11 –
11 Page | ||
| Páginas | Total 28 Páginas | |
| PDF Descargar | [ Datasheet CXP1042Q.PDF ] | |
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