W79E217A Datasheet, PDF (43/207 Pages) Winbond – 8-bit Microcontroller

Preliminary W79E217A Data Sheet
BIT NAME
7-
6 PADCH
5 PT2H
4 PSH
3 PT1H
2 PX1H
1 PT0H
0 PX0H
FUNCTION
Reserved.
This bit defines the ADC interrupt High priority. PADCH = 1 sets it to highest
priority level.
This bit defines the Timer 2 interrupt High priority. PT2H = 1 sets it to highest
priority level.
This bit defines the Serial port 0 interrupt High priority. PSH = 1 sets it to highest
priority level.
This bit defines the Timer 1 interrupt High priority. PT1H = 1 sets it to highest
priority level.
This bit defines the External interrupt 1 High priority. PX1H = 1 sets it to highest
priority level.
This bit defines the Timer 0 interrupt High priority. PT0H = 1 sets it to highest
priority level.
This bit defines the External interrupt 0 High priority. PX0H = 1 sets it to highest
priority level.
INTERRUPT PRIORITY
Bit:
7
6
5
4
3
2
1
0
-
PADC
PT2
PS
PT1
PX1
PT0
PX0
Mnemonic: IP
Address: B8h
BIT NAME
FUNCTION
7-
Reserved.
6 PADC This bit defines the ADC interrupt priority. PADC = 1 sets it to higher priority level.
5 PT2
This bit defines the Timer 2 interrupt priority. PT2 = 1 sets it to higher priority
level.
4 PS
This bit defines the Serial port 0 interrupt priority. PS = 1 sets it to higher priority
level.
3 PT1
This bit defines the Timer 1 interrupt priority. PT1 = 1 sets it to higher priority
level.
2 PX1
This bit defines the External interrupt 1 priority. PX1 = 1 sets it to higher priority
level.
1 PT0
This bit defines the Timer 0 interrupt priority. PT0 = 1 sets it to higher priority
level.
0 PX0
This bit defines the External interrupt 0 priority. PX0 = 1 sets it to higher priority
level.
- 43 -
Publication Release Date: December 14, 2007
Revision A3.0