Flash Download Commands
3255 4073–002 10–9
Read EEROM Parameter
Returns the setting of the requested parameter. 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 transmits
ACK, followed by the value of the request parameter.
Hexadecimal Decimal ASCII
1D 0D n 29 13 n GS CR n
n d Function
0 0 Data Scope Mode OFF
0 1 Data Scope Mode ON
1 0 E13B MICR Type
1 1 CMC7 MICR Type
2 0 Cover Open Switch Enabled
2 1 Cover Open Switch Disabled
Erase the Flash ROM
Causes the entire Flash ROM to be erased.
The printer returns ACK if the command is successful; otherwise, NAK is
returned.
Hexadecimal Decimal ASCII
1D 0E 29 14 GS SO
Return CRC of Selected Flash Sector
Causes the printer to return the CRC of the flash sector (only from sector 0 or
1) selected by the Select Sector to Download command (1D 02): ACK (CRC low,
CRC high).
Hexadecimal Decimal ASCII
1D 0F 29 15 GS SI