Example Evfu Loading Program - Genicom GEK 00031B Programmer's Manual

Chapter 3. Printronix P300/P600 Emulation

Example EVFU Loading Program

▪ Using standard CENTRONICS parallel interface with 36-pin
connector and P Series protocol.
▪ Using the channel code chart without the PI lead.
▪ This program loads the EVFU table with channel stops at lines 6,
25, 57, and 66.
▪ Set the printer as follows:
GenPtrOpts | Group 2 | Strap 8 OUT to deactivate coded
▪
SELECT/DESELECT operation.
▪ Set up vertical format emulation (VFU)
PROGRAM INSTRUCTION
1500 WIDTH "LPT1:". 255
1510 LPRINT CHR$(30);
1520 LPRINT CHR$(16);
1530 FOR I-1 to 4
1531 LPRINT CHR$(17);
1532 NEXT 1
1540 LPRINT CHR$(18);
1550 FOR 1=1 to 18
1551 LPRINT CHR$(17);
1552 NEXT I
1560 LPRINT CHR$(19);
1570 FOR 1=1 to 31
1571 LPRINT CHR$(17);
1572 NEXT I
1580 LPRINT CHR$(20);
1590 FOR 1=1 to 8
1591 LPRINT CHR$(17);
1592 NEXT I
1600 LPRINT CHR$(21);
1610 LPRINT CHR$(31);
1620 END
A start load RS code immediately followed by a stop load US code will
clear the EVFU table. The BASIC code to do this follows
10 LPRINT CHR$(30);
20 LPRINT CHR$(31);
Required by some BASIC languages to
avoid auto LF at column 80
Selects SL channel.
Selects TOF. Channel 1 1530 FOR 1=1 to 4
Selects Channel 2 for 4 filler lines
Selects Channel 3 (for line 6 printing)
Selects Channel 2 for 18 filler lines
Selects Channel 4 (for line 25 printing)
Selects Channel 2 for 31 filler lines
Selects Channel 5 (for line 57 printing)
Selects Channel 2 for 8 filler lines
Selects Channel 6 (for line 66 printing)
Selects EL Channel
74
REMARKS
GEK-00029B