NCR 7167 Owner's Manual page 238

7167 Owner's Manual
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Return Main Program Flash CRC
Hexadecimal:
Returns the CRC calculated over the Flash firmware code space. The format of the
response is ACK <low byte> <high byte>.
Example:
MSComm1.Output = Chr$(&H1D) & Chr$(&H0F)
Erase Selected Flash Sector
Erases the previously selected sector. The printer transmits ACK when the sector has been
erased. If the previous sector is not successfully erased, or if no sector was selected, the
printer transmits NAK.
Example:
MSComm1.Output = Chr$(&H1D) & Chr$(&H10) & Chr$(n)
Exceptions:
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216
ASCII: GS SI
1D 0F
Decimal: 29 15
ASCII:
Hexadecimal:
Decimal:
Value and Range of n:
GS DLE n
1D 10 n
29 16 n
0 – 7 = 512K bytes Flash
0 – 15 = 1M bytes Flash
0 – 31 = 2M bytes Flash
November 2002
Chapter 6: Commands