3)
Invalid Length for Field:
Number of characters parsed is greater than the number of characters that
the gateway is expecting
4)
Calculated Length of Data exceeds 255 Characters:
Number of characters parsed within a field
exceeds 255 characters
USB Port 0/1 Status:
•
Status of the 2 USB ports.
•
Our gateway supports Class 3 (HID Devices) and Class 7 (Printers) only.
Common Messages:
1)
Not Connected, No USB device detected
2)
HID Device Connected
3)
Unsupported HID Device
4)
Error-Missing Device Info
5)
Unknown HID Error
6)
Unsupported USB Class XX
7)
(Printer Devices Only) Printer: Error Check Printer, Not Selected, Paper Available/Paper Empty
8)
(Printer Devices Only) Printer: No Error, Selected, Paper Available
NOTE:
Some USB printers may not always be able to determine this information. In this case, they
should return benign status of “Paper Not Empty”, “Selected” and “No Error”.
Buffers
Each buffer text area is divided into 3 separate parts. Refer to screenshot above for labels.
1)
Starting byte for that line
2)
HEX character representation
3)
ASCII character representation
Note
: Unprintable ASCII characters (like <CR>) will be displayed as ‘.’ on the right hand side of the
buffer area.
Real Time Automation, Inc.
72
1-800-249-1612
