mcf5307cft90b Freescale Semiconductor, Inc, mcf5307cft90b Datasheet - Page 341

• Manufacturer Part Number: mcf5307cft90b
• Description: Mcf5307 Coldfire Integrated Microprocessor User
• Manufacturer: Freescale Semiconductor, Inc

Figure 14-27. UART Mode Programming Flowchart (Sheet 2 of 5)
TRANSMITTER CLEAR
PLACE CHANNEL IN
SNDCHR
LOCAL LOOPBACK
SEND CHARACTER
TO TRANSMITTER
CHARACTER BEEN
CHCHK
RxCHK
STATUS WORD
TxCHK
TRANSMITTER
RECEIVED
ENABLE
CHCHK
MODE
READY
HAS
IS
A
?
?
Y
Y
N
Freescale Semiconductor, Inc.
For More Information On This Product,
N
N
Y
Chapter 14. UART Modules
Go to: www.freescale.com
TOO LONG
TOO LONG
WAITED
WAITED
?
?
N
N
Y
Y
NEVER-READY FLAG
NEVER-READY FLAG
SET TRANSMITTER-
SET RECEIVER-
B
Operation
14-31