MD-MT877/MD-MT877C

FUNCTION TABLE OF IC

IC401 RH-iX0419AWZZ :System Microcomputer (IX0419AW) (1/2)

Pin No.

Port Name

Terminal Name

Input/Output

Function

 

 

 

 

 

1

PE5

SYRS

Output

System LSI register selection output.

 

 

 

 

 

2

PE6

_SYRD

Output

System LSI read enable output.

 

 

 

 

 

3

PE7

_SYWR

Output

System LSI write enable output.

 

 

 

 

 

4-11

PD0-PD7

SYD0-SYD7

Input/Output

System LSI parallel data bus.

 

 

 

 

 

12

CVCC

CVCC

Input

Power supply of internal voltage drop circuit.

 

 

 

 

 

13

PC0

PCLAT

Output

Record audio IC data latch output.

 

 

 

 

 

14

Vss

VSS

—

Ground potential.

 

 

 

 

 

15

PC1

_MCPGI

Input

Microphone plug insertion detection input.

 

 

 

 

 

16

PC2

_INPGI

Input

Line/digital plug insertion detection.

 

 

 

 

 

17

PC3

INPGCK

Input

Line/digital plug type detection.

 

 

 

 

 

18

PC4

RCPCNT

Input/Output

Record circuit power control output.

 

 

 

 

 

19*

PC5

TEST1

Input

Test mode setting input 1.

 

 

 

 

 

20*

PC6

TEST0

Input

Test mode setting input 0.

 

 

 

 

 

21

PC7

JPNP

Input

Kana conversion/Kana input existence/nonexistence discrimination.

 

 

 

 

 

22

PB0

OPICGA

Output

P.U detection sensitivity switching output.

 

 

 

 

 

23

PB1

RFRCNT

Output

RF_LSI power supply ON/OFF control output.

 

 

 

 

 

24

TIOCC3

BUZOUT

Output

Beep sound pulse output.

 

 

 

 

 

25

PB3

SGAIN

Output

RF amp gain pllarity switching output.

 

 

 

 

 

26

PB4

DISCP

Output

RF amp TE polarity switching output.

 

 

 

 

 

27*

TIOCB4

MCMON

Output

Internal operation status monitor.

 

 

 

 

 

28

PB6

RACLK

Output

Audio IC data clock output.

 

 

 

 

 

29

PB7

RADAT

Output

Audio IC serial data output.

 

 

 

 

 

30

PA0

CHGCNT

Output

Charge control.

 

 

 

 

 

31

TxD2

DSPDAT

Output

Unit indication data output.

 

 

 

 

 

32

PA2

DSPSTB

Output

Unit display strobe output.

 

 

 

 

 

33

SCK2

DSPSCK

Output

Unit indication data clock output.

 

 

 

 

 

34

P10

PBOPON

Output

Audio IC output stage control output.

 

 

 

 

 

35*

P11

P11

Output

Reserve

 

 

 

 

 

36

P12/TCLKA

CIN

Input

Track cross signal/focus drive detection.

 

 

 

 

 

37

TCLKB

SPIN

Input

Spindle motor FG pulse detection input.

 

 

 

 

 

38

IRQ0

_DINT

Input

System LSI interruption.

 

 

 

 

 

39

P15

DISCPR

Input

Disc record inhibition switch input.

 

 

 

 

 

40

IRQ1

ARQD

Input

Disk cap opens and closes detection/it is started and required.

 

 

 

 

 

41*

P17

P17

Output

Reserve

 

 

 

 

 

42

AVSS

AVSS

—

A/D and D/A converter ground potential.

 

 

 

 

 

43

DA1

LDVAR

Output

P.U. laser power setting output.

 

 

 

 

 

44*

DA0

PA0

Output

Reserve

 

 

 

 

 

45

AN7

RKCNG

Input

Remote control button operation detection input.

 

 

 

 

 

46

AN6

TEMP

Input

Ambient temperature detection input.

 

 

 

 

 

47

AN5

HKEY2

Input

Unit button operation detection input 2.

 

 

 

 

 

48

AN4

HKEY1

Input

Unit button operation detection input 1.

 

 

 

 

 

49

AN3

RKEY

Input

Remote control button operation detection input.

 

 

 

 

 

50

AN2

STDCK

Input

Lithium battery voltage detection input.

 

 

 

 

 

51

AN1

PLVDCI

Input

DC IN voltage detection input.

 

 

 

 

 

52

AN0

PLVBAT

Input

DC voltage detection input.

 

 

 

 

 

53

Vref

VREF

—

A/D and D/A converter reference voltage.

 

 

 

 

 

54

AVCC

AVCC

Input

A/D and D/A converter positive power supply.

 

 

 

 

 

55

MD0

MD0

Input

Operation mode selection input 0.

 

 

 

 

 

56

MD1

MD1

Input

Operation mode selection input 1.

 

 

 

 

 

57*

OSC2

OSC2

—

Sub clock (not used).

 

 

 

 

 

In this unit, the terminal with asterisk mark (*) is open terminal which is not connected to the outside.

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