Specifications

6th byte = Unrecoverable error status
BIT OFF/ON HEX Decimal FUNCTION
0
Off 00 0 Cutter ok
On 01 1 Cutter error
1 Off 00 0 Not used. Fixed to Off
2
Off 00 0 RAM ok
On 04 4 RAM error
3
Off 00 0 EEPROM ok
On 08 8 EEPROM error
4 Off 00 0 Not used. Fixed to Off
5 Off 00 0 Not used. Fixed to Off
6
Off 00 0 Flash ok
On 40 64 Flash error
7 Off 00 0 Not used. Fixed to Off.
n=21: Printer sensors status
BIT OFF/ON HEX Decimal FUNCTION
0 Off 00 0 Not used. Fixed to Off
1 On 02 2 Not used. Fixed to On
2
Off 00 0 Paper not present on printing head.
On 04 4 Paper present (PAP-PRE sensor).
3
Off 00 0 Paper not present on near paper-end sensor.
On 08 8 Paper present on near paper-end sensor.
4 On 10 16 Not used. Fixed to On
5
Off 00 0 Cutter not in home position.
On 20 32 Cutter in home position.
6
Off 00 0 Notch sensor not above a notch.
On 40 64 Notch sensor above a notch.
7 Off 00 0 Not used. Fixed to Off
n=22: Buttons status
BIT OFF/ON HEX Decimal FUNCTION
0 Off 00 0 Not used. Fixed to Off
1 On 02 2 Not used. Fixed to On
2
Off 00 0 Line Feed button released.
On 04 4 Line Feed button pressed.
3
Off 00 0 Form Feed button released.
On 08 8 Form Feed button pressed.
4 On 10 16 Not used. Fixed to On
5
Off 00 0 Buttons not enabled.
On 20 32 Buttons enabled.
6
Off 00 0 Paper present.
On 40 64 Virtual paper end.
7 Off 00 0 Not used. Fixed to Off
n=23: Motors status
BIT OFF/ON HEX Decimal FUNCTION
0 Off 00 0 Not used. Fixed to Off
1 On 02 2 Not used. Fixed to On
2
Off 00 0 Drag paper motor off.
On 04 4 Drag paper motor on.
KPM54 Emulation
Command Reference 67