7167 Owner’s Manual Chapter 6: Commands
November 2003
245
Transmit Scan Image from Flash ROM GS ( G pL pH fn m FileIndex (when fn =
73)
Command Description:
• Retrieve scan image file from flash ROM and transmit to host.
• If scan has not be executed on receiving this command, send error block
ASCII GS ( G pL pH fn m [File Index]
Hex 1D 28 47 pL pH fn m [File Index]
Decimal 29 40 71 pL pH fn m [File Index]
Range pL + pH x 256=2
fn = 73
m=49: send image file stored in flash ROM to host, the image file is selected using File Index,
which is defined by the firmware when image file is stored into flash ROM, FileIndex is larger
than 0 in this command.
If cannot find an image file with the specified FileIndex in flash ROM, transmit the following
block.
Transmission Data Hexadecimal Decimal Amount of Data
Header 53H / 37H 83/55 1 byte
Identifier 20H / 74H 32/116 1 byte
Identification status 42H : last Blk 66 1 byte
Block Code 46H 70 1 byte
Fixed value 31H 49 1 byte
Separator 1FH 31 1 byte
Scanning status 70H 112 1 byte
Detailed information 41H 65 1 byte
Separator 1FH 31 1 byte
NUL 00H 0 1 byte
If the image file exists, send the file in the same format as that sent in “Execute Scan”
command.
Notes:
• While transmitting block data, the printer does not process a real-time command or send ASB
status. Therefore it is not possible to determine the printer status while transmitting data.
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