NCR 7167 Owner's Manual page 236

7167 Owner's Manual
Return Segment Number Status of Flash Memory
Hexadecimal:
Returns the size of the Flash used. There may be 8, 16, or 32 sectors (64K each) in Flash
Memory. This command assures that the firmware to be downloaded is the appropriate
size for Flash Memory. The value returned is the maximum sector number that can be
accepted by the Select Sector to Download (1D 02 n) command.
Example:
MSComm1.Output = Chr$(&H1D) & Chr$(&H01)
Exceptions:
Available only in Download Mode.
Select Flash Memory Sector to Download
Hexadecimal:
Selects the Flash sector (nn) for which the next download operation applies. The values of
the possible sector are restricted, depending upon the Flash part type. The printer
transmits an ACK if the sector number is acceptable or an NAK if the sector number is not
acceptable. Sector numbers start at 0.
Example:
MSComm1.Output = Chr$(&H1D) & Chr$(&H02) & Chr$(n)
Exceptions:
Available only in Download Mode.
214
ASCII: GS SOH
1D 01
29 1
Decimal:
ASCII: GS STX n
1D 02 n
Decimal: 29 2 n
Value of n: The Flash sector to which the next download
operation applies
Range of n: 0 – 7 (512K)
0 – 15 (1 mB)
0 – 31 (2 mB)
November 2002
Chapter 6: Commands