Datasheet

Chapter 13 Serial Communications Interface (S12SCIV2) Block Description
410 MC9S12C-Family / MC9S12GC-Family Freescale Semiconductor
Rev 01.24
13.5.2 Interrupt Operation
13.5.2.1 System Level Interrupt Sources
There are five interrupt sources that can generate an SCI interrupt in to the CPU. They are listed in
Table 13-14.
Table 13-14. SCI Interrupt Source
Interrupt Source Flag Local Enable
Transmitter TDRE TIE
Transmitter TC TCIE
Receiver RDRF RIE
OR
Receiver IDLE ILIE