MC68306 Motorola, MC68306 Datasheet - Page 147

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

MOTOROLA
ENABLE CHANNEL'S
PLACE CHANNEL IN
SNDCHR
LOCAL LOOPBACK
SEND CHARACTER
TO TRANSMITTER
CLEAR CHANNEL
CHCHK
TxCHK
RxCHK
STATUS WORD
TRANSMITTER
Figure 6-10. Serial Module Programming Flowchart (2 of 5)
TRANSMITTER
CHARACTER
RECEIVER
RECEIVED
CHCHK
READY
MODE
HAS
IS
?
?
A
Y
Y
N
N
MC68306 USER'S MANUAL
TOO LONG
TOO LONG
WAITED
WAITED
?
?
N
N
Y
Y
NEVER-READY FLAG
NEVER-READY FLAG
SET TRANSMITTER-
SET RECEIVER-
B
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