MC68306 Motorola, MC68306 Datasheet - Page 149

• Manufacturer Part Number: MC68306
• Description: Integrated EC000 Processor
• Manufacturer: Motorola

MOTOROLA
Figure 6-10. Serial Module Programming Flowchart (4 of 5)
WARM START ADDRESS
ADDRESS ON SYSTEM
STACK AND MONITOR
CLEAR CHANGE-IN-
CLEAR CHANGE-IN-
BREAK STATUS BIT
BREAK STATUS BIT
CHARACTER FROM
REPLACE RETURN
ABRKI1
REMOVE BREAK
SIRQR
ABRKI
END-OF-BREAK
RECEIVER FIFO
BY BEGINNING
IRQx ARRIVED
IRQx CAUSED
OF A BREAK
WAS
SIRQ
RTE
HAS
YET
?
?
Y
Y
MC68306 USER'S MANUAL
N
N
RECEIVER HAVE A
SYSTEM BUFFER
CHARACTER
CHANNEL A
SAVE IN
RETURN
DOES
INCH
?
Y
N
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