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Pin No.
Signal
51 P02/SO0/SB0 Key input signal (Ki2)
52 P01/SCK0_
53 P00/INT4
54 VSS
55 XT1
56 XT2
57 IC
58 X1
59 X2
60 RESET_
61 P143
62 P142
63 P141
64 P140
65 P133
66 P132
67 P131
68 P130
69 P123
70 P122
71 P121
72 P120
73 AVSS
74 P153/AN7
75 P152/AN6
76 P151/AN5
77 P150/AN4
78 AN3
79 AN2
80 AN1
Note : The "PW-ON level" is measured under following conditions.
1) Mode switch is REG position.
2) The display is the time.
3) Receipt switch is ON position.
4) PAD1 and Pad2 are both open.
Descriptions
Key input signal (Ki1)
Key input signal (Ki0)
GND terminal
Sub system clock signal (32.768KHz)
Sub system clock signal (32.768KHz)
GND terminal
Main system clock signal (4.19MHz)
Main system clock signal (4.19MHz)
Initilize signal
RAM write enable signal (WE_)
RAM chip enable signal (CE_)
Journal feed common signal
Receipt feed common signal
RAM data signal (D3)
RAM data signal (D2)
RAM data signal (D1)
RAM data signal (D0)
Key common signal (Kc02)
Key common signal (Kc01)
Key common signal (Kc00)
RAM address signal (A14)
GND terminal
Receipt ON/OFF signal
Motor error signal
Pad data signal (PAD2)
Pad data signal (PAD1)
GND terminal
Battery voltage detection terminal
Drawer sensor signal
12
PW-ON
In/Out
level
In
High
In
High
In
High
-
In
Pulse
In
Pulse
-
In
Pulse
In
Pulse
In
High
Out
High
Out
High
Out
Low
Out
Low
In/Out
High
In/Out
High
In/Out
High
In/Out
High
Out
Pulse
Out
Pulse
Out
Pulse
Out
Low
-
In
High
In
Low
In
High
In
High
-
In
0~4.5V
In
Low
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