No Operation (Nop); Sense Type And Model (Stm); Sense Type And Model Acknowledge Reply - Printronix T5000R Series Programmer's Reference Manual

No Operation (NOP)

Byte
Count
This command tells the printer to perform no operation.

Sense Type and Model (STM)

Byte
Count
This command asks the printer to identify its capabilities. The printer responds
with one or more Acknowledge Replies, which contain general information
and command set vectors that identify supported IPDS function sets and
subsets.

Sense Type and Model Acknowledge Reply

The following table shows the STM reply format contained in the special data
area of the Acknowledge Reply. Note that differences between 4028 and
3816 emulation are indicated with
Table 3. Sense Type and Model Acknowledge Reply
Offset Value
0 X'FF'
1-2
X'4028'
X'3812'
3 X'01'
4-5 X'0000'
Command-set vectors in the following format. Refer to individual
command-set vectors in the following table.
6-7 Length
8-9 Subset ID or
Command-Set
ID
10-11 Level or
Subset ID
12-end Property Pairs
The Device Control Commands
D603 Flag
D6E4 Flag
(4028) (3816)
and
Description
System/370 convention
Product Code
4028 Emulation
3816 Emulation
Model
Reserved
Length of the command-set vector,
including this field.
For data command sets, the subset ID of a
command set. For other command sets, the
command set ID.
For data command sets, the level ID of a
data tower. For other command sets, the
subset ID of a command set.
Zero or more command-set property ID and
data pairs.
CID Data
CID
.
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