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5-64

Pin No.

Pin Name

I/O

Description

102

MD1/BOOT

I

Setting terminal for the CPU operational mode (fixed at “H” in this set)

103

MD0

I

Setting terminal for the CPU operational mode (fixed at “L” in this set)

104

PLL VCC

—

Power supply terminal (+5V) (PLL system)

105

PLL CAP

I

Connected to capacitor for the PLL

106

PLL VSS

—

Ground terminal (PLL system)

107

CK

O

System clock signal output to the A/D, D/A converter (IC407) (for INT SG)

108

XRES

I

System reset signal input from the reset signal generator (IC501)    “L”: reset
For several hundreds msec. after the power supply rises, “L” is input, then it changes to “H”

109

G1

O

Card selection signal output for the PC card interface

110

BUZZER

O

Buzzer drive signal output terminal

111

IO/XMEM

O

Card selection signal output for the PC card interface

112

VCC

—

Power supply terminal (+5V)

113

SW (V/C)

I

INPUT SELECT switch (S1719) input terminal
“L”: MEMORY STICK/PC CARD, “H”: VIDEO MOTION or VIDEO STILL

114

FALT

O

Data 0 and data 4 output to the centronics parallel port

115

SELECT

O

Data 1 and data 5 output to the centronics parallel port

116

PERR

O

Data 2 and data 6 output to the centronics parallel port

117

VSS

—

Ground terminal

118

KEY0

I

Key input terminal (A/D input)    S1706, 1714, 1715, 1718 (PRINT, SAVE VIDEO 

( CARD, 

MENU, CLEAR ALL C keys input)

119

KEY1

I

Key input terminal (A/D input)    S1707, 1708, 1710 to 1713, 1717 (CAPTURE, PICTURE, 

÷, 

¿, ≥, ˘, ENTER keys input)

120

KEY2

I

Rotary switch (S1701) input for the function select

121

HEADTMP

I

Temperature detect input from the thermal-head (HEAD901)

122

PPEDG

I

Paper edge detection sensor (PH901) input terminal

123

JDET

I

Paper jamming detection sensor (PH1861) input terminal

124

AVSS

—

Ground terminal (for A/D converter)

125

RMARK0

I

Ribbon mark (0) detection sensor (PH902) input terminal

126

RMARK1

I

Ribbon mark (1) detection sensor (PH903) input terminal

127

AVREF

I

Reference voltage (+5V) input terminal (for A/D converter)

128

AVCC

—

Power supply terminal (+5V) (for A/D converter)

129

VSS

—

Ground terminal

130

TIMER RXD

I

Serial receive data input from the timer (IC1700)

131

TIMER TXD

O

Serial transmit data output to the timer (IC1700)

132

TIMER SCK

O

Serial data transfer clock signal output to the timer (IC1700)

133

RA2

I

Serial receive data input from the external port (normally: pull up)

134

DA

O

Serial transmit data output to the external port (normally: pull up)

135

VCC

—

Power supply terminal (+5V)

136

NC

—

Not used (open)

137

BUSY

O

Data 3 and data 7 output to the centronics parallel port

138

STP1

O

Stepping pulse (1) output for the platen motor (M904)

139

STP2

O

Stepping pulse (2) output for the platen motor (M904)

140

STP3

O

Stepping pulse (3) output for the platen motor (M904)

141

VSS

—

Ground terminal

142

STP4

O

Stepping pulse (4) output for the platen motor (M904)

143

RAS-CNT

O

Selection signal output of the row address strobe signal

144

C-BUSY

I

Busy signal input from the centronics parallel port

5-65

•

Pin No.

Pin Name

I/O

Description

1

FKEY0

I

Sheets bit (0) input from the auto feeder unit

2

FEEDER

I

Auto feeder unit desorption detect input terminal    “L”: attach, “H”: removed

3

FPS

I

Auto feeder unit position detect sensor input terminal

4

BUSY

I/O

Busy signal in/out terminal    Connected to TMGE (pin @§)

5

HPS0

I

Head position (0) detect sensor (PH1852) input terminal

6

HPS1

I

Head position (1) detect sensor (PH1851) input terminal

7

IVO2

O

Not used (open)

8

IVO1

O

Not used (open)

9

IVI2

I

Not used (fixed at “L”)

10

IVI1

I

Not used (fixed at “L”)

11

IVEN

I

Not used (fixed at “L”)

12

GND

—

Ground terminal

13

XIN

I

System clock input terminal (20 MHz)

14

XOUT

O

System clock output terminal (20 MHz)

15

VCC

—

Power supply terminal (+5V)

16

AC T

I

Not used (fixed at “H”)

17

AC W

I

Not used (fixed at “H”)

18

CALC

O

Not used (open)

19

DRVX

O

Strobe signal output to the thermal-head (HEAD901)    “L”: power on

20

PDT3

O

Printing data (3) output to the thermal-head (HEAD901)

21

PDT2

O

Printing data (2) output to the thermal-head (HEAD901)

22

PDT1

O

Printing data (1) output to the thermal-head (HEAD901)

23

PDT0

O

Printing data (0) output to the thermal-head (HEAD901)

24

LATX

O

Serial data latch pulse output to the thermal-head (HEAD901)

25

HDCK

O

Serial data transfer clock signal output to the thermal-head (HEAD901)

26

TMGE

I/O

Timing pulse in/out terminal    Connected to BUSY (pin 4)

27

DRQX

O

Not used (open)

28

CKO

O

Clock signal output terminal (20 MHz)

29

VCC

—

Power supply terminal (+5V)

30

GND

—

Ground terminal

31

CK

I

Clock signal input terminal (20 MHz)    Connected to CKO (pin @•)

32

DTRX

I

Not used (fixed at “L”)

33

TMG

I

Timing pulse input terminal    Connected to TMG (pin (¢)

34

PSTX

I

Print start signal input terminal    Connected to PSTX (pin (∞)

35

RESX

I

System reset signal input from the reset signal generator (IC501)    “L”: reset
For several hundreds msec. after the power supply rises, “L” is input, then it changes to “H”

36

RDX

I

Data read enable signal input from the system controller (IC503)    “L” active

37

WEX

I

Data write enable signal input from the system controller (IC503)    “L” active

38

VCC

—

Power supply terminal (+5V)

39

CS1X

I

Chip select signal input from the A/D, D/A converter (IC407)    “L” active

40

CUTEX

I

Address signal input for the chip select signal generate    Connected to address bus (A12)

41

REGX

I

Address signal input for the chip select signal generate    Connected to address bus (A11)

42 to 51

AD10 to AD1

I

Address signal input from the system controller (IC503)

52

VCC

—

Power supply terminal (+5V)

53

GND

—

Ground terminal

54 to 61

DT15 to DT8

I/O

Two-way data bus with the A/D, D/A converter (IC407), system controller (IC503) and
D-RAM (IC509) (upper 8 bit)

5-66

Pin No.

Pin Name

I/O

Description

62, 63

GND

—

Ground terminal

64 to 71

DT7 to DT0

I/O

Two-way data bus with the A/D, D/A converter (IC407), system controller (IC503), ROM 
(IC506), D-RAM (IC509), PC card controller (IC1501) and PC card slot (lower 8 bit)
Data input from the centronics parallel port

72

GND

—

Ground terminal

73

VCC

—

Power supply terminal (+5V)

74

RIBBON-LED

O

LED drive signal output of the ribbon error indicator (D1735)    “L”: LED on

75

INP-LED

O

LED drive signal output of the INPUT indicator (D1733)    “L”: LED on

76

MEM-LED

O

LED drive signal output of the MEMORY indicator (D1734)    “L”: LED on

77

PRN-LED

O

LED drive signal output of the printing status indicator (D1737 to D1739)    “H”: LED on

78

CARD-LED

O

LED drive signal output of the card indicator    “L”: LED on    Not used (open)    

79

PAPER-LED

O

LED drive signal output of the paper replacement indicator (D1736)    “L”: LED on

80

POWER-LED

O

LED drive signal output of the power indicator    “L”: LED on    Not used (open)

81

STPLOW

O

Low/high speed control signal output for the platen motor (M904)

82

DATE (PWSW)

I

DATE switch (S1720) input terminal    “L”: on, “H”: off

83

FAN

O

Head fan motor (M901) drive signal output terminal    “H”: motor on

84

FMTRCW

O

Motor drive signal (CW) output for the auto feeder unit    “H” active

85

FMTRCCW

O

Motor drive signal (CCW) output for the auto feeder unit    “H” active

86

HMTRCW

O

Head up/down motor (M902) drive signal (CW) output terminal    “H” active

87

HMTRCCW

O

Head up/down motor (M902) drive signal (CCW) output terminal    “H” active

88

VCC

—

Power supply terminal (+5V)

89

RMTRCW

O

Ribbon motor (M903) drive signal (CW) output terminal    “H” active

90

RMTRCCW

O

Ribbon motor (M903) drive signal (CCW) output terminal    “H” active

91

NIBCOM

O

Busy control signal output to the centronics parallel port

92

PRESET PRINT

I

PRESET SELECT switch (S1702) input terminal    “L”: on, “H”: off

93

NTSC/PAL

I

Setting terminal for the video system (NTSC/PAL)    “L”: PAL mode, “H”: NTSC mode
Fixed at “H” in this set

94

TMG

O

Timing pulse output terminal    Connected to TMG (pin #£)

95

PSTX

O

Print start signal output terminal    Connected to PSTX (pin #¢)

96

RCODE2

I

Ribbon code (2) detect sensor (PH904) input terminal

97

RCODE1

I

Ribbon code (1) detect sensor (PH905) input terminal

98

RCODE0

I

Ribbon code (0) detect sensor (PH906) input terminal

99

FKEY2

I

Sheets bit (2) input from the auto feeder unit

100

FKEY1

I

Sheets bit (1) input from the auto feeder unit

5-67

•

Pin No.

Pin Name

I/O

Description

1

H A2

I

Address signal input from the system controller (IC503) and PC card slot

2

H INPACK

O

Not used (pull up)

3

H REG

I

Register access signal input from the system controller (IC503)

4

NC

—

Not used (open)

5

H STSCHG

I/O

Not used (pull up)

6

H A1

I

Address signal input from the system controller (IC503) and PC card slot

7

H A0

I

Address signal input from the system controller (IC503) and PC card slot

8

GND

—

Ground terminal

9 to 11

H D0 to H D2

I/O

Two-way data bus with the A/D, D/A converter (IC407), system controller (IC503), mechanism 
controller (IC505), ROM (IC506), D-RAM (IC509) and PC card slot
Data input from the centronics parallel port

12

H IOIS16

O

Write protect signal output to the system controller (IC503)

13 to 15

H D8 to H D10

I/O

In/out terminal for the data signal    Not used (fixed at “L”)

16

VCC

—

Power supply terminal (+5V)

17

NC

—

Not used (open)

18

RESET

I

System reset signal input from the system controller (IC503)    “L”: reset
For several hundreds msec. after the power supply rises, “L” is input, then it changes to “H”

19

D S CST B

I

Input terminal for the test (normally: fixed at “H”)

20

TA2

I

Input terminal for the test (normally: fixed at “H”)

21

GND

—

Ground terminal

22

XIN

I

System clock input terminal (20 MHz)

23

XOUT

O

System clock output terminal (20 MHz)

24

GND

—

Ground terminal

25

VCC

—

Power supply terminal (+5V)

26 to 33

NC

—

Not used (open)

34

GND

—

Ground terminal

35 to 39

NC

—

Not used (open)

40

IN F RDY 2

I

Not used (open)

41

NC

—

Not used (open)

42

D S CSW B

I

Not used (fixed at “H”)

43

F CEB 2

I

Not used (fixed at “H”)

44

F VEB 3

I

Not used (fixed at “H”)

45

T

I

Input terminal for the test (normally: fixed at “L”)

46

VCC

—

Power supply terminal (+5V)

47

IN F RDY 1

I

Not used (open)

48

GND

—

Ground terminal

49

P RES

O

Reset signal output to the memory stick/PC card micro computer (IC1502)

50

NC

—

Not used (open)

51

GND

—

Ground terminal

52

P IREQ2

O

Interrupt request signal output to the memory stick/PC card micro computer (IC1502)

53

P IREQ1

O

Interrupt request signal output to the memory stick/PC card micro computer (IC1502)

54

P IREQ0

O

Interrupt request signal output to the memory stick/PC card micro computer (IC1502)

55

P WR

O

Data write enable signal output to the memory stick/PC card micro computer (IC1502), memory 
stick controller (IC1503) and static RAM (IC1504)

56

P RD

O

Data read enable signal output to the memory stick/PC card micro computer (IC1502), memory 
stick controller (IC1503) and static RAM (IC1504)