Sharp IM-MT899H - Page 46

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IM-MT899H/IM-MT899W
57* SCK0 SCK0 Output Serial clock output (unused)
58 SCK1 DSPSCK Output Output for main unit display data clock
59 VSS VSS — Ground potential
60 P60 DISCPR Input Disc recording prohibition switch input
61 P61 SLCNT3 Output Stepping motor drive output 3
62 P62 SLCNT2 Output Stepping motor drive output 2
63 P63 SLCNT1 Output Stepping motor drive output 1
64 P27 SENSE Input System LSI servo sense input
65 P26 PBLAT Output Audio IC data latch output
66* TIOCB4 MCMON Output Internal operation state monitor
67 P24 LEDONG Output LED ON control (green)
68 P23 LEDONB Output LED ON control (blue)
69 TIOCC3 BUZOUT Output Beep sound pulse output
70 P21 LEDONR Output LED ON control (red)
71 P20 FOK Input Focus OK signal input
72 FWE FWE Input Flash write enable
73 RES RESET Input Microcomputer hard reset input
74 NMI DCIN Input DC IN edge detection
75 STBY STBY Input Microcomputer standby input (unused)
76 VCC VCC — Positive power supply
77 XTAL XTAL — Crystal oscillator connection terminal
78 EXTAL EXTAL — Crystal oscillator connection terminal
79 VSS VSS — Ground potential
80 PF7 EJSW Input Eject lever operation detection input
81 VCC VCC — Positive power supply
82 PF6 DCNT Output Mechanism driver enable output
83 PF5 JACKIN Input DC input plug insert detection
84 PF4 LDCNTD Output Recording head elevating control output D
85 PF3 PLL_SW Output Security chip PLL SW
86 PF2 RESET Output Security chip RESET
87 PF1 LDCNTU Output Recording head elevating control output U
88 PF0 CPU_CS Output Security chip CS
89 TXD2 CPU_SO Output Security chip data output
90 RXD2 CPU_SI Input Security chip data input
91 SCK2 CPU_SCK Output Security chip clock output
92 IRQ7 CPU_INT Input Security chip interruption
93 AVCC AVCC — A/D.D/A converter positive power supply
94 VREF VREF — A/D.D/A converter reference voltage
95 AN0 PL_RC Input Remote control key (RPLRC) input identification
96 AN1 TEMP Input Ambient temperature detection input
97 AN2 HKEY1 Input Main unit key operation detection input 1
98 AN3 RKEY Input Remote control key operation detection input
99 AN4 PLVDCI Input DC IN voltage (abnormal) detection input
100 AN5 PLVBAT Input Power supply voltage detection input
101 DA0 LDVAR Output P.U. laser power setting output
102 DA1 VLCD Output Main unit LCD contrast control output
103 AVSS AVSS — A/D.D/A converter ground potential
104 VSS VSS — Ground potential
105 P17 PCNT3 Output _DC IN input control output
106 P16 BATON Output Battery power supply line ON/OFF
107 P15 DCON Output DC power supply line ON/OFF
IC401 RH-iX2992AFZZ : System Microcomputer (IX2992AF) (2/3)
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.