Compuprint 4247-Z03 Programmer Manual - Manual (Page 57)

Printer Configuration Response (DC4 DC4 ESC h)
14 14 1B 68 LL HH TT SS D1...DN CS
This is the response Request to Read Configuration command.
The printer must be configured for 1284 Parallel mode. LL and HH indicate the number of bytes that follow
this control. LL is the least significant byte of the count and HH is the most significant byte. (The number
of bytes that follow equal HH x 256 + LL.)
The other values are:
TT
Model Type
SS Model Sub-type
D1...DN
Configuration Data
CS Checksum of the data bytes
Write Configuration Response (DC4 DC4 ESC i)
14 14 1B 69 LL HH TT SS D1...DN CS
This command writes configuration data to non-volatile memory (NVM).
The printer must be configured for 1284 Parallel mode. LL and HH indicate the number of bytes that follow
this control. LL is the least significant byte of the count and HH is the most significant byte. (The number
of bytes that follow equal HH x 256 + LL.)
The other values are:
TT
Model Type
SS Model Sub-type
D1...DN
Configuration Data
CS Checksum of the data bytes
Write Configuration Acknowledgement (DC4 DC4 ESC i)
14 14 1B 69 NN
This command acknowledges that the configuration was written to the printer. This is the response to the
Write Configuration command.
The printer must be configured for 1284 Parallel mode.
NN is a single byte defined as follows:
X'00'
Configuration Saved (Successful)
X'01' Configuration Not Saved (Error)
Select Print Quality (DC4 DC4 ESC p)
14 14 1B 70 NN
The values of NN are:
Chapter 1. Personal Printer Data Stream (PPDS) 37