Flash Download Commands
3255 4073–002 10–5
Return Microprocessor CRC
Causes the printer to transmit ACK followed by the CRC of the microprocessor:
ACK (CRC low, CRC high).
Hexadecimal Decimal ASCII
1D 07 29 7 GS BEL
Set Emulation
Sets the printer to the emulation requested. The command assumes that the
printer flash program memory (sectors 0, 1) have been correctly programmed. If
these sectors have been erased, the printer returns NAK. The printer returns
ACK if the command is performed successfully.
Hexadecimal Decimal ASCII Value of n
1D 08 n 29 8 n GS BS n See Table
n Emulation
0 EFP9800 ESC POS
1 NCR 5021 (Serial Interface Units Only)
2 IPI Proprinter
3 EF4270
Request Current Emulation
The printer transmits ACK followed by the current emulation (see the Set
Emulation command—1D 08). The command assumes that the printer flash
program memory (sectors 0, 1) have been correctly programmed. If these
sectors have been erased, the printer returns NAK. The printer returns ACK if
the command is performed successfully.
Hexadecimal Decimal ASCII
1D 09 29 9 GS HT