CD1284 Datasheet, PDF (71/176 Pages) Intel Corporation – IEEE 1284-Compatible Parallel Interface Controller with Two High-Speed Asynchronous Serial Ports

IEEE 1284-Compatible Parallel Interface Controller — CD1284
Figure 10. CD1284 Transmit Character Processing (Continued)
A
B
C
CHAR
= X’83
?
N
Y
STOP BREAK
CHAR
Y
= X’00
?
N
CHAR
Y
= X’01 TO X’3F
?
N
ILLEGAL CONDITION:
SEND THIS AS A CHAR
SEND ‘00’
AS CHAR
1. INITIALIZE REPEAT
CHAR COUNT
2. SET REPEAT
CHAR = ‘SPACE’
3. SET REPEAT
CHAR MODE
N
CHAR
= X’00
?
Y
ETC
Y
SET EMBEDDED
ENABLED
COMMAND IN
?
PROGRESS FLAG
N
D
E
Datasheet
71