Guardian Programming Reference Summary for C

SETMODE Operations
Guardian Programming Reference Summary for C—522630-001
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24 Terminal: Set parity generation by system
param1 = 0 parity = odd
1 parity = even
2 parity = none
Theparam2 parameter is not used with function 24.
25 Line printer (subtype 3): Set form length
param1 = length of form in lines
Theparam2 parameter is not used with function 25.
26 Line printer (subtype 3): Set or clear vertical tabs
param1 = 0 is (line#-1) of where tab is to be set.
= -1 clear all tabs (except line 1).
Note: A vertical tab stop always exists at line 1 (top of form).
Theparam2 parameter is not used with function 26.
27 Line printer or terminal: Set system spacing mode
param1
bit 15 = 0 postspace (default setting)
= 1 prespace
Theparam2 parameter is not used with function 27.
28 Line printer or terminal: Reset to configured values
param1 = 0 (default) resets printer to its configured values
= 1 resets only soft parameters
= 2 resets only hard parameters
Theparam2 parameter is not used with function 28.
For the 5530 line printer, SETMODE 28 resets all the SETMODE parameters
back to their SYSGEN values and also reinitializes the printer.
Note:
SETMODE 29 (set auto answer or control answer mode) is the only SETMODE
function not affected by a SETMODE 28.