Atari ST series Technical Reference Manual page 215

D a t a b its I p e r w o r d
B its 6 5
0 0
0 1
1
0
1 1
7 C l o c k
0 = U s e c lo c k d i r e c t l y f o r t r a n s f e r f r e q u e n c y ( s y n c h r o n o u s
t r a n s f e r ) .
1 = D iv id e c l o c k f r e q u e n c y b y 1 6 .
h a n d s h a k e w o r d
T h e m e t h o d o f f lo w c o n t r o l o f h a n d s h a k i n g u s e d :
Value Method
0 N o h a n d s h a k i n g
1 X O N / X O F F
2 R T S /C T S ( n o t i m p l e m e n t e d in p r e - b l i t t e r R O M s )
s p e e d w o r d
C o m m u n i c a t i o n in b i ts p e r s e c o n d f o r v a l u e s in s p e e d :
Speed Value Communication speed
0
1
2
3
4
5
6
7
8
9
1 0
1 1
1 2
1 3
1 4
1 5
Results
N o n e
N u m b e r o f d a t a b its
8 b its
7 b i ts
6 b i ts
5 b its
A f la g t h a t i n d i c a t e s t h e m e t h o d o f f lo w c o n t r o l o f
h a n d s h a k i n g u s e d .
T h e c o m m u n i c a t i o n s s p e e d ( b a u d r a t e ) .
1 9 2 0 0 b p s
9 6 0 0 b p s
4 8 0 0 b p s
3 6 0 0 b p s
2 4 0 0 b p s
2 0 0 0 b p s
1 8 0 0 b p s
1 2 0 0 b p s
6 0 0 b p s
3 0 0 b p s
2 0 0 b p s
1 5 0 b p s
1 3 4 b p s
1 1 0 b p s
7 5 b p s
5 0 b p s
Rsconf
207