C515A Datasheet, PDF (35/58 Pages) Siemens Semiconductor Group – 8-Bit CMOS Microcontroller

C515A
Timer 1 Overflow
TF1
TCON.7
ET1
IEN0.3
001B _H
P1.1 /
INT4 /
CC1
IEX4
IRCON.3 EX4
005B _H
IEN1.3
IP1.3 IP0.3
USART
SCON.0
RI
<1
TI
SCON.1
ES
IEN0.4
0023 _H
P1.2 /
INT5 /
CC2
IEX5
IRCON.4 EX5
0063 _H
IEN1.4
IP1.4 IP0.4
Timer 2
Overflow
IRCON.6
TF2
<1
P1.5/
T2EX
EXF2
EXEN2 IRCON.7
ET2
IEN0.5
002B _H
P1.3 /
INT6 /
CC3
IEN1.7
IEX6
IRCON.5 ET6
006B _H
Bit addressable
Request flag is cleared by hardware
IEN1.5
EAL IP1.5 IP0.5
IEN0.7
Highest
Priority Level
Lowest
Priority Level
P
o
l
l
i
n
g
S
e
q
u
e
n
c
e
MCB03249
Figure 16
Interrupt Request Sources (Part 2)
Semiconductor Group
35
1997-10-01