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MD-MT877/MD-MT877C
58 OSC1 OSC1 — Sub clock.
59 RES _RESET Input Microcomputer hard reset input.
60 NMI DCIN Input DC IN edge detection.
61 STBY _STBY Input Microcomputer standby input (not used).
62 VCC VCC Input Positive power supply.
63 XTAL XTAL — Crystal connection terminal.
64 Vss VSS — Ground potential.
65 EXTAL EXTAL — Crystal connection terminal.
66 FWE FWE Input Flash write enable.
67 MD2 MD2 Input Operation mode selection input 2.
68 PF7 _EJSW Input Ejection lever operation detection input.
69 PF6 SLCNT3 Output Stepping control 3.
70 PF5 SLCNT2 Output Stepping control 2.
71 PF4 SLCNT1 Output Stepping control 1.
72 PF3/ADTRG _RPLAY Input Remote control PLAY button operation detection input.
73 PF2 SENSE Input System LSI servo sense input.
74 PF1 _FOK Input Focus OK signal input.
75 FP0/IRQ2 _DCEXT Input DC-IN detection (level).
76 TxD0 RMDAT Output Remote control indication data/PC link data output.
77 RxD0 PCLDI Input PC link data input.
78* SCK0 SCK0 Output Serial I/O clock output (not used).
79 P33 _ELON Output EL lighting control output L.
80 P34 LEDCTB Output LED lighting control (Blue).
81 P35 _STOP Input Unit stop button control detection input.
82 P36 LEDCTR Output LED lighting control (Orange).
83 P77 DCNT Output Mechanism driver enable output.
84 P76 BATON Output Battery power supply line ON/OFF.
85 P75 LDON Output P.C. laser ON/OFF control output.
86 P74 PBLAT Output Audio PC data clock output.
87 P73 PCNT3 Output _DC IN input control output.
88 P72 DCON Output DC power supply line ON/OFF.
89 P71 PCNT2 Output START Tr ON/OFF.
90 P70 EMPH0 Output Audio output emphasis control 0.
91 PG0/IRQ6 _PLAY Input Unit PLAY button operation detection input.
92 PG1/IRQ7 _REC Input Unit REC button operation detection.
93 PG2 _XRST Output System LSI hard reset output.
94 PG3 CKSTP Output Microcomputer standby operation monitor.
95 PG4 LEDCTG Output LED lighting control (Yellow-green).
96 PE0 _EPCS Output EEPROM chip selection output.
97 PE1 EEPD Input/Output EEPROM serial data input/output.
98 PE2 EEPK Output EEPROM serial clock output.
99 PE3 EPRT Output EEPROM write protection control output.
100 PE4 PCNT1 Output System power supply ON/OFF control output.
IC401 RH-iX0419AWZZ :System Microcomputer (IX0419AW) (2/2)
Pin No.
Function
Port Name
Terminal Name Input/Output
In this unit, the terminal with asterisk mark (*) is open terminal which is not connected to the outside.