Casio PCR-365A Service Manual page 11

Pin No. Signal
56 HD.E Head drive signal of printer (HD.E)
57 HD.F Head drive signal of printer (HD.F)
58 HD.G Head drive signal of printer (HD.G)
59 HD.H Head drive signal of printer (HD.H)
60 RESET Reset signal (RESET)
61 DP Dot pulse form printer (DP)
62 RP Reset pulse from printer (RP)
63 OFF Mode key status (OFF)
64 PWD Power down signal (PWD)
65 RB0 Address signal for RAM (Bank 0)
66 RB1 Address signal for RAM (Bank 1)
67 RB2 Address signal for RAM (Bank 2)
68 VDD VDD
69 X2 System clock (5 MHz)
70 X1 System clock (5 MHz)
71 IC GND
72 XT2 Sub system clock (32.768 KHz)
73 XT1 Sub system clock (32.768 KHz)
74 AVDD VDD
75 AVREF0 VCC
76 BAT Low battery signal
77 VPP.S VPP detection signal (VPP.S)
78 FB0 Address signal of Fiscal ROM bank 0
79 FB1 Address signal of Fiscal ROM bank 1
80 FB2 Address signal of Fiscal ROM bank 2
Description
— 9 —
Status of Status of
In/Out
Power On Power OFF
Out Low
Out Low
Out Low
Out Low
In High
In Low
In High
Out High
In Low
Out High
Out High
Out High
— 5 V
In Pulse
In Pulse
— GND
In Pulse
In Pulse
— 5 V
— GND
In High
In Low
Out High
Out High
Out High
Low
Low
Low
Low
High
High
High
Low
High
High
High
High
5 V
High
High
GND
Pulse
Pulse
5 V
GND
High
Low
High
High
High