Compuprint 4247-Z03 Programmer Manual - Manual (Page 123)

Command Hex Code Description
LPP D66D Logical Page Position
LPD D6CF Logical Page Descriptor
BP D6AF Begin Page
DF D64F Deactivate Font
EP D6BF End Page
END D65D End
XOH D68F Execute Order Home State
XOA D633 Execute Order Any State
The following pages describe the device control function set commands in detail.
No Operation (NOP)
Length D603 Flag Correlation ID (Optional) DATA
An NOP command is valid in any printer state. The printer does not perform any operation as a result of
receiving this command. The printer ignores any data in this command.
Sense Type and Model (STM)
Length D6E4 Flag Correlation ID (Optional)
This command is valid in any state. The Sense Type and Model command requests the printer to respond
with device dependent information, which identifies the printer and the function it supports. The printer
returns this information to the host application program in the Special Data (SD) portion of the
Acknowledge Reply to the STM command.
Acknowledge Reply for Sense Type and Model
Length D6FF Flag Correlation ID Data
The format of the data field returned with the Acknowledge Reply is: acknowledgment type, page/copy
counters, and 6 bytes of general information, followed by a sequence of function set vectors identifying the
functions supported by this printer. The following chart shows the Data field:
Decimal Hex Description
0 0 01 (Acknowledgment Type)
1-4 1-4 Page/Copy Counters
5 5 FF (System/370 Convention)
6-7 6-7 Printer Product Number 4247 (or 4230 or 4224 if printer is in emulation mode)
8 8 Printer Model Number (see note)
9-10 9-A 0000 (Reserved)
11-40 B-28 Device Control Function Set Vector
41-54 29-36 Text Function Set Vector
55-66 37-42 Image Function Set Vector
Chapter 4. IPDS Programming Information 103