Operations - Casio 120CR Service Manual

6-3. Operations

1. Key code check (Hard key code)
When pressing a key, the machine displays the following key code.
FEED
7
4
1
0
0 2 2
2. Switch check
Press " C " button, the switch condition is appered on a display.
Key code table
029 C 028
8 9 027
5 6
2 3
011 012
Display
022 : Hard key code
PAD2 condition
Open : 1
Short : 0 (Export version)
Non taxable PAD
Short : 1
Open : 0 (export version)
FEED button
OFF : 0
ON :
Mode key condition
PRG : 1
RF :
REG : 3
CAL :
— 15 —
023 021
022 020
026 019
025 018
024 013
Always 0
No display
No display
PAD1 condition
EEPROM mounted : 1
No EEPROM
1
X : 5
2 Z : 6
OFF : 8
4 Others: 0
017
016
015
014
: 0