Manual

VMP2 Configuration
ID 24855, Rev. 02 Page 4 - 15© 2002 PEP Modular Computers GmbH
4.3.4.8 Event Register
The Event register is used to indicate the origin of the generation of the non-maskable
interrupts caused either by a Watchdog timeout or the pressing of the Abort switch.
Table 4-13: Event Register
REGISTER NAME
EVENT
ACCESS
ADDRESS
0xFFE0 001C R W
BIT POSITION
MSB
7 6 5 4 3 2 1 0
LSB
CONTENT
NLRST Res. Res. Res. Res. PB2 Res. WD
DEFAULT
n/a n/a n/a n/a n/a 0 n/a 0
BIT NAME VAL DESCRIPTION
0WD
0 Indicates that no Watchdog timeout has occurred
1
Indicates that a Watchdog timeout has occurred
1
0
Reserved
1
2 PB2
0
Indicates that the Abort switch has not been pressed
1 Indicates that the Abort switch has been pressed
3
0
Reserved
1
4
0
Reserved
1
5
0
Reserved
1
6
0
Reserved
1
7
0
This bit is used by the bootstrap loader
1