mcf5282 Freescale Semiconductor, Inc, mcf5282 Datasheet - Page 451

• Manufacturer Part Number: mcf5282
• Manufacturer: Freescale Semiconductor, Inc

Freescale Semiconductor
CHCHK
SNDCHR
Transmitter Clear
TxCHK
RxCHK
Place Channel In
Local Loopback
Character Been
Send Character
Status Word
To Transmitter
Transmitter
Received?
Ready?
CHCHK
Enable
Mode
Is
Has
A
Figure 23-25. UART Mode Programming Flowchart (Sheet 2 of 5)
Y
Y
MCF5282 and MCF5216 ColdFire Microcontroller User’s Manual, Rev. 3
N
N
Too Long?
Too Long?
Waited
Waited
N
N
Y
Y
Never-ready Flag
Never-ready Flag
Set Transmitter-
Set Receiver-
UART Modules
B
23-31