Control Data Cyber 170 State Hardware Reference Manual page 221

System Console Programming
Dot Mode
I n
dot mode, d i s p l a y d o t s a r e p o s i t i o n e d by t h e X and Y c o o r d i n a t e s . The X
c o o r d i n a t e s p o s i t i o n t h e d o t s h o r i z o n t a l l y . The Y c o o r d i n a t e s p o s i t i o n t h e
d o t s v e r t i c a l l y and unblank t h e C R T f o r each d o t . A s e r i e s of X and Y
c o o r d i n a t e s form h o r i z o n t a l l i n e s . A s i n g l e X c o o r d i n a t e and a s e r i e s of Y
c o o r d i n a t e s form v e r t i c a l l i n e s .
Codes
A s i n g l e f u n c t i o n word i s t r a n s m i t t e d t o s e l e c t t h e p r e s e n t a t i o n , mode, and
c h a r a c t e r s i z e ( c h a r a c t e r mode only). Figure 5-10 i l l u s t r a t e s t h e f u n c t i o n
word format.
The word following t h e f u n c t i o n word s p e c i f i e s t h e s t a r t i n g
c o o r d i n a t e s f o r t h e d i s p l a y ( f o r e i t h e r mode). Figure 5-11 i l l u s t r a t e s t h e
c o o r d i n a t e d a t a word. I n c h a r a c t e r mode, t h e words t h a t follow a r e d i s p l a y
c h a r a c t e r codes. Figure
5-12
i l l u s t r a t e s t h e c h a r a c t e r d a t a word.
0 = CHARACTER MODE
1 = D O T MODE
2 = KEYBOARD INPUT
0
=
LEFT PRESENTAT
1 = RIGHT PRESENTA
NOT
USED
7 = EQUIPMENT
SELECT
- 7
11
9 8 7
0
= SMALL CHARACTERS
,
/ I , =
MEDIUM CYARACTERS
2
=
LARGE CHARACTERS
7
6 5 3
2
0
Figure 5-10. Display S t a t i o n Output Function Code