XONSTXOFF handshake protocol to control the flow of
information to and from the disk drive.
Table 3.1
Command not recognized ?
File not found #
Disk write protected !
Format, CRC or sector failure &
Insufficient disk space %
Delete all (*.*) is illegal "
No disk in drive $
SubDirectory already exists +
SubDirectory does not exist –
Directory not empty /
Block Transfer Commands
The S-CHORD, Y command is the block transfer command.
With this command you can send a group or batch of files
from your notetaker to your disk drive. You may also send
more than one file from your disk drive into your notetaker if
you want. Before we explain this command, here are some
things you need to know about it. You must have a disk drive
with a revision of June 1992 or later. You also must have a
Braille ‘n Speak 640 with a revision of June 26, 1992 or later.
This command will not work with the other notetakers.
Note: This command will not work with the other
notetakers.
Part # 440057-001 Rev. A 13
