Samsung SRP-275 Operator's Manual page 91

CHAPTER 5
CONTROL COMMANDS LIST
ENQ
[Name] Inquire ENQ status
[Format] ASCII ENQ
Hex 05
Decimal 5
[Range] ------
[Default] ------
[Description] This command is effective only when using an interface capable of
bi-directional data communications.
When this command is received, the printer sends the ENQ status in real time
to the host (not taking it from the reception buffer, but executing it immediately
upon reception from the host). Bi-directional parallel interfaces enter a
"data present" state.
Bit Contents
7 Drawer kick-out connector status
6 Buffer overflow
5 Reception Buffer Empty
4 Fixed at "0"
3 Paper end
2 Mechanical error
1 Framing error
0 Parity error
5-110
Status
"0" "1"
OPEN CLOSE
No error Overflow
Has Data Empty
-
Paper No paper
No error Error
No error Error
No error Error
EOT
[Name] Inquire EOT status
[Format] ASCII EOT
Hex 04
Decimal 4
[Range] ------
[Default] ------
[Description] This command is effective only when using an interface capable of
bi-directional data communications.
When this command is received, the printer sends the EOT status in real time
to the host (not taking it from the reception buffer, but executing it immediately
upon reception from the host). Bi-directional parallel interfaces enter a
"data present" state.
Bit Contents
7
6
5
4 Fixed at "1"
3 Paper end
2 Paper near-end
1
0 Fixed at "0"
Status
"0" "1"
-
Paper No paper
No error Error
-
5-111