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Sharp MD-MT270HS/BK - FUNCTION TABLE OF IC401; IC401 Pin Functions (1;2)

Sharp MD-MT270HS/BK
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MD-MT270H
IC401 RH-iX0561AWZZ :System Microcomputer (IX0561AW) (1/2)
FUNCTION TABLE OF IC
1* P9_4/DA1 MCMON Output Internal operation status monitor
2 P9_3/DA0 LDVAR Output P.U. laser power setting output
3 P9_2 EPRT Output EEPROM write protection
4 TB1IN SPIN Input/Output Spindle motor FG pulse detection input
5 TB0IN CIN Output Track cross signal/focus drive detection
6 BYTE VSS Ground potential
7 CNVSS VSS Ground potential
8 P8_7 RCLAT Output Record audio IC data latch output
9 P8_6 SYCPW Output System LSI core power on/off
10 RESET _RESET Input Microcomputer hard reset input
11 XOUT EXTAL Crystal connection terminal
12 VSS VSS Ground potential
13 XIN XTAL Crystal connection terminal
14 VCC VCC Positive power supply
15 P8_5/NMI NMI Input Nonmaskable interruption input (not used)
16 INT2 _DINT Input System LSI interruption
17 INT1 _PLAY Input Unit PLAY button operation detection input
18 INT0 _REC Input Unit REC button operation detection input
19* P8_1/TA4IN Output Reserve
20 P8_0 RCPCNT Input/Output Record circuit power control output
21 TA3IN _RPLAY Input Remote control PLAY key operation detection input
22 P7_6 Output Reserve
23 P7_5 PBOPON Output Audio IC output stage control output
24 TA2OUT BUZOUT Output Beep sound pulse output
25* P7_3 CHGON Output Battery charge ON/OFF control output
26
P7_2/TA1OUT
Output Reserve
27* P7_1/TB5IN Output Reserve
28*
P7_0/TA0OUT
Output Reserve
29 P6_7/TXD1 DSPDAT Output Unit indication data output
30 P6_6/RXD1 DSPSTB Output Main unit display strobe output
31 P6_5/CLK1 DSPSCK Output Unit indication data clock output
32* P6_4 TEST0 Input Test mode setting input 0
33 P6_3/TXD0 RMDAT Output Remote control indication data output
34 P6_2/RXD0 PCILD Input/ IF data input
35* P6_1/CLK0 SCK0 Output Serial I/O clock output (not used)
36 P6_0 OPICGA Output P.U detection sensitivity switching output
37
P5_7/CLKOUT
PCLK Output Power clock
38 P5_6 SGAIN Output RF amp gain polarity switching output
39 P5_5 DISCP Output RF amp TE polarity switching output
40 P5_4 JPNP Input Kana conversion/Kana input existence/nonexistence discrimination
41* P5_3 Output Reserve
42* P5_2 Output Reserve
43 P5_1 RACLK Output Audio IC data clock output
44* P5_0 TEST1 Input Test mode setting input 1
45 P4_7 _MCPGI Input Microphone plug insertion detection input
46 P4_6 _INPGI Input Line/digital plug insertion detection
47 P4_5 INPGCK Input Line/digital plug type detection
48 P4_4 SENSE Input/Output System LSI servo sense input
49 P4_3 SLCNT1 Output Stepping control 1
50 P4_2 SLCNT2 Output Stepping control 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.

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