Guardian Procedure Calls Reference Manual

Table 44 SETMODE Functions (continued)
Parameters and EffectFunction
Set packet mode31
ignore param2.= 0param1.<0>
param2 specifies leading packet size.= 1
use default packet size for transmission (default).= 0param2
is size of first outgoing packet in each WRITE or WRITEREAD request.
It must be smaller than the configured packet size.
> 0
Set X.25 call setup parameters32
do not accept charge.= 0.<0>param1
accept charge.= 1
do not request charge.= 0.<1>
request charge.= 1
is normal outgoing call.= 0.<2>
is priority outgoing call.= 1
= port number (0-99).<8:15>
To determine the actual value for port number, see specifications on your own network.
Seven-track tape drive: Set conversion mode33
ASCIIBCD (even parity) (default)= 0param1
BINARY3TO4 (odd parity)= 1
BINARY2TO3 (odd parity)= 2
BINARY1TO1 (odd parity)= 3
Allow requests to be queued on $RECEIVE based on process priority36
use first-in-first-out (FIFO) ordering (default).= 0param1.<15>
use process priority ordering.= 1
param2 is not used with function 36.
Line printer (subtype 1, 4, 5, or 6): Get device status37
param1 is not used with function 37.
param2 is not used with function 37.
last-params = status of device.
last-params status values for printer (subtype 1 or 5):
NOTE: Only last-params[0] is used.
no overrun= 0DOV, data
overrun
.<5>last-params[0]
overrun occurred= 1
not open= 0CLO,
connector
loop open
.<7>
open (device unplugged)= 1
1326 Guardian Procedure Calls (S)