ASCII serial port instructions Chapter 6
Rockwell Automation Publication 2080-RM001D-EN-E - February 2015 127
The following topics provide additional details for ASCII parameters and
structured data types.
ABL error codes on page 127
ABLACB data type on page 127
ACL data type on page 128
AHL ChannelSts data type on page 128
AHLI data type on page 129
ARDARL data type on page 129
AWAAWT data type on page 130
ABL error codes
The following table describes ABL error codes.
Error code Error description
02 Operation cannot be completed because the modem went offline.
03 Transmission cannot be completed because the Clear-to-Send signal was lost.
05 While attempting to complete an ASCII transmission, System Mode (DF1) communication was detected.
06 Illegal parameter was detected.
07 Cannot complete ASCII send or receive because channel configuration has been shut down via the channel configuration dialog box.
08 Cannot complete ASCII Write due to an ASCII transmission already in progress.
09 ASCII communication requested is not supported by current channel configuration.
10 The Cancel was set, stopping instruction execution. No action required.
11 The requested length for the string is either invalid, a negative number, greater than 82, or 0. Applies to ARD on page 118 and ARL on page 121 function
blocks.
13 The requested (.LEN) in the control block is a negative number or a value greater than the string size stored with the source string. Applies to AWA on page
123 and AWT on page 125 function blocks.
14 The ACL on page 114 function block was aborted.
15 The channel configuration mode was changed.
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