C508_01 Datasheet, PDF (206/267 Pages) Infineon Technologies AG – 8-Bit CMOS Microcontroller

Bit
Function
ET0
Timer 0 overflow interrupt enable
If ET0 = 0, the timer 0 interrupt is disabled.
If ET0 = 1, the timer 0 interrupt is enabled.
EX0
External interrupt 0 enable
If EX0 = 0, the external interrupt 0 is disabled.
If EX0 = 1, the external interrupt 0 is enabled.
C508
Interrupt System
User’s Manual
7-8
2001-05