C541U Datasheet, PDF (33/63 Pages) Siemens Semiconductor Group – 8 BIT CMOS MICROCONTROLLER

C541U
Device Interrupts
SE0I
DIRR.7
SE0IE
DIER.7
DAI
DIRR.6
DAIE
DIER.6
DDI
DIRR.5
DDIE
DIER.5
SBI
≥1
SBIE
DIRR.4 _DIER.4
SEI
DIRR.3
SEIE
DIER.3
STI
DIRR.2
STIE
DIER.2
SUI
DIRR.1
SUIE
DIER.1
SOFI
DIRR.0
SOFIE
DIER.0
DRVI
DRVIE
GEPIR.7 _DPWDR.7
Low Priority
High Priority
EUDI
IEN1.2
0053_H
PUDI
IP1.2
EA
IE0.7
Bit addressable
Request flag is cleared by hardware after the corresponding register has been read.
Figure 16
Interrupt Request Sources (Part 3)
Table 6
Interrupt Source and Vectors
Interrupt Source
External Interrupt 0
Timer 0 Overflow
External Interrupt 1
Timer 1 Overflow
SSC Interrupt
USB Endpoint Interrupt
USB Device Interrupt
Wake-up from power down
Interrupt Vector Address
0003H
000BH
0013H
001BH
0043H
004BH
0053H
007BH
Interrupt Request Flags (SFRs)
IE0
TF0
IE1
TF1
TC, WCOL
in SFRs EPIR0-4 and GEPIR
in SFRs DIRR and GEPIR
–
Semiconductor Group
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