Datasheet

ManualsBrandsNXP SEMICONDUCTORS ManualsMicrocontrollers, Microprocessors & QuartzesEmbedded microcontroller PLCC 52 (19.1x19.1) 8-Bit 2 MHz I/O number 38

Serial Communications Interface (SCI)

MC68HC711D3 Data Sheet, Rev. 2.1

76 Freescale Semiconductor

Figure 6-9. Interrupt Source Resolution within SCI

FLAG

Y

N

OR = 1?

Y

N

Y

N

TDRE = 1?

TC = 1?

Y

N

IDLE = 1?

Y

N

Y

N

Y

N

Y

N

ILIE = 1?

RIE = 1?

TIE = 1?

BEGIN

RE = 1?

Y

N

Y

N

TE = 1?

TCIE = 1?

Y

N

RE = 1?

Y

N

RDRF = 1?

VALID SCI REQUEST

NO

VALID SCI REQUEST