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Atari ST series - Page 263

Atari ST series
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Cauxos
Get RS-232 Output Status
Cauxos() Opcode = 19 ($13)
T his fu nction allow s y o u to d eterm in e w h e th er th e R S -232 serial de v ice is
re ad y to ac ce p t a ch ara cter.
C macro format
in t statu s;
sta tu s = C a u x o s ();
Machine language format
m o v e.w # $ 1 3 , - ( s p )
trap # 1
ad d q .l # 2 ,s p
Inputs
N o n e
Results
DO statu s lo n g A 0 m ea n s th e d ev ice is n o t re a d y to ac cep t a ch ara c
te r, w h ile a - 1 m ea n s it is re ad y.
See also
C a u x o u t()
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