Aiwa XR-H560MD Service Manual page 59

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IC, CXP81952
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L 13942296513
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Pin Name I/O
MCAS —
MRAS — Not used.
BUP —
AMUTE O Audio mute signal output.
ESK O Serial clock output for EEPROM interface.
EDO O Serial data output for EEPROM interface.
EDI I Serial data input for EEPROM interface.
ECS O EEPROM interface chip select signal output.
— — Not used.
RFLCT I DISC reflectance factor detection switch input.
— — Not used.
LS I Optical pickup inner circumference detection switch input.
LDSW I Loading mechanism, EJECT position detection switch input.
PBSW I Loading mechanism, PB position detection switch input.
RECSW I Loading mechanism, RECORD position detection switch input.
— —
— — Not used.
ACOFF —
SREQ I System control send request signal input for system control interface.
EXTDIN O External DIGITAL-IN enable signal output.
SLOW O Loading mechanism speed control signal input.
LOAD O Loading mechanism operational direction control signal input 1.
EJECT O Loading mechanism operational direction control signal input 2.
MREQ O MD microprocessor send request signal output for system control interface.
DRIVE O EFM driver ON/OFF signal output.
— —
— —
— —
— —
— —
— — Not used.
— —
— —
— —
— —
— —
MP — Connected to VSS.
SRST I MD microprocessor reset signal input.
x ao
DGND — Connected to VSS.
y
XTALO O External system clock oscillation crystal connection terminal 1.
i
XTALI I External system clock oscillation crystal connection terminal 2.
http://www.xiaoyu163.com
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