MOTOROLA Chapter 23. UART Modules 23-31
Operation
Figure 23-26. UART Mode Programming Flowchart (Sheet 1 of 5)
SERIAL MODULE
SINIT
INITIATE:
CHANNEL
INTERRUPTS
CHK1
CALL CHCHK
SAVE CHANNEL
STATUS
ENABLE
ANY
ERRORS
?
Y
N
ENABLE RECEIVER
ASSERT
REQUEST TO SEND
SINITR
RETURN
