SCD1284 INTEL [Intel Corporation], SCD1284 Datasheet - Page 70

• Manufacturer Part Number: SCD1284
• Description: IEEE 1284-Compatible Parallel Interface Controller with Two High-Speed Asynchronous Serial Ports
• Manufacturer: INTEL [Intel Corporation]

CD1284 — IEEE 1284-Compatible Parallel Interface Controller
70
Figure 10. CD1284 Transmit Character Processing
A
N
RESET EMBEDDED
READY FOR NEXT
COMMAND IN
CHARACTER
CHAR MODE
COMMAND IN
PROGRESS
EMBEDDED
PROGRESS
REPEAT
ACTIVE
DELAY
N
N
Y
Y
CHAR
= X’82
N
CHAR
= X’81
TIME
= ‘0’
?
?
?
B
?
?
Y
Y
Y
N
TIME USING
NEXT CHAR
SET DELAY
BREAK
SEND
N
CLEAR REPEAT
COUNT, SEND
DECREMENT
CHAR MODE
‘SPACE’
COUNT
Y
= 0
C
?
Datasheet