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Offset<br />
Bytes and Field<br />
Alignment Name<br />
DEC FLAGS<br />
(Continued)<br />
· . .. .1 ..<br />
· . .. . .1.<br />
· . .. . .. 1<br />
DATA EVENT CONTROL BLOCK -- BTAM<br />
Hex.<br />
Dig. Field Description,Contents, Meaning<br />
One of These:<br />
OPENLST, POLLING:<br />
Negative response to polling received.<br />
WRAPLST:<br />
All entries are inactive.<br />
Addressing:<br />
Negative response to addressing received.<br />
WTTA:<br />
Last message received ended with EOT or time-out.<br />
2741:<br />
Power is off, or other intervention required<br />
condition exists.<br />
WTTA:<br />
Message ended with WRU signal.<br />
BSC stations:<br />
Reverse interrupt (RVI) sequence was received (see<br />
also bit 1).<br />
2741:<br />
write operation was ended by terminal interrupt.<br />
WTTA:<br />
contention condition was encountered.<br />
BSC stations:<br />
STX ENQ sequence was received.<br />
For local 3270, OLDTEP is using the device to run<br />
diagnostics.<br />
Note: For ANR remote: If Bit 1=0 and Bit 6=1, then ANR Remote status message (SOBI R)<br />
wa5received.<br />
25 (19) • 1<br />
26 (lA) •• 2<br />
26 (lA)<br />
26 (lA)<br />
28 (lC) 1<br />
DECRLN<br />
DECRESPN<br />
Byte 1<br />
Byte 2<br />
DECTPCOD<br />
(DECTPCOD<br />
continues)<br />
00<br />
01<br />
Relative line number.<br />
Response indicators (One of these).<br />
stop - start Operations:<br />
Response from a terminal to addressing.<br />
Vertical redundancy character and longitudinal<br />
redundancy character (VRC/LRC) response.<br />
BSC Operations:<br />
Response from a terminal to addressing.<br />
Type of<br />
Terminal Command<br />
Any command issued by on-line test routine<br />
or for a local 3270 device.<br />
Disable, when disable is the first command<br />
of a channel program.<br />
Dial.<br />
Enable.<br />
Prepare.<br />
Write pad character.<br />
write wait before transmitting.<br />
Write tone for data sets that do not<br />
generate a data tone.<br />
DECB -- BTAM 151
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