Datasheet

Chapter 14. UART Modules 14-41
Operation
Figure 14-39. UART Mode Programming Flowchart (Sheet 3 of 5)
B
Y
N
N
A
Y
A
B
Y
N
RETURN
HAVE
FRAMING ERROR
?
SET FRAMING
ERROR FLAG
HAVE
PARITY ERROR
?
SET PARITY
ERROR FLAG
GET CHARACTER
FROM RECEIVER
SAME AS
TRANSMITTED
CHARACTER
?
SET INCORRECT
CHARACTER FLAG
DISABLE
TRANSMITTER
RESTORE
TO ORIGINAL MODE
FRCHK
RSTCHN
PRCHK
CHRCHK