Function Table Of Ic - Sharp MD-MS200W Service Manual

IC401 RH-iX2596AF02(IX2596AF):System Microcomputer (1/2)
Port Name Terminal Name Input/Output
Pin No.
1 ANI4 KEY1
2 ANI5 KEY2
3 ANI6 TEMP
4 ANI7 TCG
5 AVSS AVSS
6 ANO0 LDVAR
7 ANO1 MDOUT
8 AVREF1 AVREF1
9 P70 EPCS
10 P71 EEPD
11 P72 EEPK
12 VSS VSS
13 P20 DSPSTB
14 SO1 DSPDAT
15 SCK1 DSPSCK
16 P23 DSPSEL
17 P24 RTCCE
18 P25 RTCWR
19 P26 RTCDT
20 P27 RTCCK
21* P80 P80
22 P81 RPLAY
23 P82 PLAY
24 P83 REC
25 P84 STOP
26 P85 HOLD
27 P86 XRST
28 P87 PBGAIN
29-36 P40-47 SYSD0-SYSD7
37 P50 SYWRX
38 P51 SYRDX
39 P52 SYCS
40 P53 SWPUP
41 P54 TEST0
42 P55 TEST1
43 VSS VSS
44 P56 P56
45 P57 MODE1
46 P60 DISC ID
47 P61 DISC PRO
48 P62 INNSW
49 P63 EJECT
50 P64 DISC IN
51 P65 DISC
52 P66 LDON
53 P67 HFON
54 P100 HDON
55 T06 T06
56 P102 LDCNT1
57 P103 LDCNT2
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.

FUNCTION TABLE OF IC

Input Main unit key input detection input 1
Input Main unit key input detection input 2
Input Temperature detection input
Input TOTAL signal level detection input
Input A/D converter ground potential
Output Laser power set output
Output Internal operation monitor output
Input D/A converter reference voltage input
Output EEPROM chip selection output
In/Output EEPROM serial data input/output
Output EEPROM serial clock output
Input Ground potential
Output Strobe output for main unit indication
Outout Indication data output
In/Output Serial clock input/output for indication
Output Indication data selection output
Output Chip enable output for RTC
Output Read/write output for RTC
In/Output Serial data input/output for RTC
Output Serial clock output for RTC
Output Not used
Input Remote control PLAY key input
Input Main unit PLAY key input
Input Main unit REC key input
Input Main unit STOP key input
Input Main unit HOLD key input
Output LSI reset signal output
Output Playback gain selection output
Input/Output LSI parallel data bus
Output LSI register write pulse signal output
Output LSI register read pulse signal output
Output LSI register selection signal output
Output Output for pull-up (*Terminal pull-up)
Input Tset Mode set input 0
Input Tset Mode set input 0
Input Ground potential
Output Not used
Input Operation mode setting input 1
Input Disc type detection switch input
Input Record enable/disable detection switch input
Input Innermost periphery position detection switch input
Input Eject operation detection switch input
Input Disc insertion detection switch input
Output Tracking signal polarity selection output
Output Laser control output
Output Pickup high frequency superposition control output
Output Magnetic head current control output
Output Serial clock output for remote control
Output Magnetic head arm control output 1
Output Magnetic head arm control output 2
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MD-MS200W/MD-MS200/MD-MS200H
Function