Interrupt Request - Hitachi H8S/2378, H8S/2378R Series Hardware Manual

16.5

Interrupt Request

There are six interrupt requests in this module; transmit data empty, transmit end, receive data full,
NACK receive, STOP recognition, and arbitration lost. Table 16.3 shows the contents of each
interrupt request.
Table 16.3 Interrupt Requests
Interrupt Request
Transmit Data Empty
Transmit End
Receive Data Full
STOP Recognition
NACK Receive
Arbitration Lost
Rev. 1.0, 09/01, page 734 of 904
Abbreviation Interrupt Condition
TXI (TDRE=1)
TEI (TEND=1)
RXI (RDRF=1)
STPI (STOP=1)
NAKI {(NACKF=1)+(AL=1)}
(TIE=1)
•
(TEIE=1)
•
(RIE=1)
•
(STIE=1)
•
(NAKIE=1)
•