A795 User Guide: Programming Supplement
Chapter 4: Programming commands
78
Transmit printer ID, remote diagnostics extension
ASCII
GS I @ n
Hexadecimal
1D 49 40 n
Decimal
29 73 64 n
Values of n:
Refer to table
The command performs the remote diagnostic function specified by n as described in the following table.
Value of n
ASCII
Hex
Dec
Remote diagnostic item
Function
Space
20
32
Serial #, 10 digit ASCII
Write to NVRAM Example, send 14 bytes to printer:
GS I @ 0x20 1234567890
!
21
33
Serial #
Write to NVRAM, and print on receipt to verify
Example, send 14 bytes to printer:
GS I @ ! 1234567890 This will print on receipt:
Serial # written: 1234567890
#
23
35
Serial #
Return Serial #, preceded by n to identify Printer
returns 12 bytes in above example: #1234567890<CR>
$
24
36
Class/model #, 15 digit ASCII
Write to NVRAM
%
25
37
Class/model #
Write to NVRAM, and print on receipt to verify
‘
27
39
Class/model #
Return Class/model #, returns 17 bytes
+
2B
43
Boot firmware part #, 12 digit ASCII
Return Boot firmware part #, returns 14 bytes
/
2F
47
Boot firmware CRC, 4 digit ASCII
Return Boot firmware CRC, returns 6 bytes
3
33
51
Flash firmware part #, 12 digit ASCII
Return Flash firmware part #, returns 14 bytes
7
37
55
Flash firmware CRC, 4 digit ASCII
Return Flash firmware CRC, returns 6 bytes
Ç
80
128
Receipt lines tally,
Write to NVRAM Example, send 12 bytes to printer:
8 digit ASCII numeric,
GS I @ Ç00010000 To set receipt lines tally to 10,000
max 99,999,999
ü
81
129
Receipt lines tally
Write to NVRAM, and print on receipt to verify
Example, send 12 bytes to printer:
GS I @ ü00010000 This will print on receipt:
Receipt tally written: 10,000
é
82
130
Receipt lines tally
Clear receipt lines tally to 0
â
83
131
Receipt lines tally
Return receipt lines tally, preceded by n to identify
Printer returns 10 bytes in above example:
â00010000<CR>
ä
84
132
Knife cut tally, 8 digit ASCII numeric,
Write to NVRAM
max 99,999,999
à
85
133
Knife cut tally
Write to NVRAM, and print on receipt to verify
