Sharp MD-C2 User Manual

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MD-C2
IC1401 RX-iX0276AWZZ:MD System Microcomputer (iX0276AW) (2/2)
Pin No.
Function
Terminal Name
Input/Output
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
52 SYS D2 In/Output SYS D2 (Data bus 2)
53 SYS D1 In/Output SYS D1 (Data bus 1)
54 SYS D0 In/Output SYS D0 (Data bus 0)
55 SLOT1 Input Input/output port P37. MD changer mechanism slot 1 SW Disc IN: L
56 SLOT2 Input Input/output port P36. MD changer mechanism slot 2 SW Disc IN: L
57 SLOT3 Input Input/output port P35. MD changer mechanism slot 3 SW Disc IN: L
58 EEPRO Output EEPRO (EEPROM, protect release)
59 EPCS Output EPCS (EEPROM, chip selector output)
60 EEPD In/Output EEPD (EEPROM, serial data output)
61 EEPK Output EEPK (EEPROM, serial clock output)
62 Vcc Input +3.15V
63 DISC4 Output Input/output port P30 Not used. Pulled H.
64 GND – GND
65 L3 DATA Output L3 DATA (software serial communication, with 2 modes available, LSB first)
66 L3 MODE Output L3 MODE (software serial communication, with 2 modes available, LSB first)
67 L3 CLK Output L3 CLK (software serial communication, with 2 modes available, LSB first)
68 SHIFT+ Output MD changer mechanism, Lift motor drive output
69 SHIFT- Output MD changer mechanism, Lift motor drive output
70 PCNT0 Output PCNT0 output
71 DISC5 Output Input/output port Not used. pulled H
72 LD ON Output LDON output (H: ON)
73 A/B Output ANLPTR output
74 SBSY Output ADPON output (for CK)
75* DAP ON Output DAPON output (for CK)
76* DFS0 Output DFS0 output
77* DFS1 Output DFS1 output
78 3/5 Output DIG EX output (for CK)
79 SNG/CNG Output DIG CD output (for CK)
80 XRST Output XRST (System reset output)
81* AD MUTE Output ADMUTE output (for CK)
82* EMPH Output EMPHA output (for CK)
83* DAMUT Output DAMUTE output (for CK)
84* MUTE Output MUTE output
85* DOUTM Output DOUTM output (for CK)
86 TEST2 Input TEST2 (Special mode selection 2)
87 TEST1 Input TEST1 (Special mode selection 1)
88 TEST0 Input TEST0 (Special mode selection 0)
89 AVCK3 Input AVCK3 (Special mode monitor input)
90 AVCK2 Input AVCK2 (AD/DA section 3.1V monitor input)
91 ACCK1 Input AVCK1 (DOUT section 5V monitor input)
92 DTEMP Input DTEMP (Temperature detection input)
93 MINF Input MINF (Disc classification/REC input)
94 SL POS Input MD changer mechanism, slot position
95 TEST K2 Input TEST K2 (Test key input 2)
96 GND – GND
97 HINF Input HINF (Mechanism position/HEAD position)
98 VREF – +3.15V
99 A Vcc – +3.15V
100 SB0 Input Input/output port

Sharp MD-C2 Specifications

General

Brand	Sharp
Model	MD-C2
Category	Stereo System
Language	English