Event Input Control
There are up to four input event pins for each PORT group. Each byte of this register addresses one Event input pin.
Name:
EVCTRL
Offset:
0x2C
Reset:
0x00000000
Access:
PAC Write-Protection
Bit3130292827262524
PORTEI3EVACT3[1:0]PID3[4:0]
AccessR/WR/WR/WR/WR/WR/WR/WR/W
Reset00000000
Bit2322212019181716
PORTEI2EVACT2[1:0]PID2[4:0]
AccessR/WR/WR/WR/WR/WR/WR/WR/W
Reset00000000
Bit15141312111098
PORTEI1EVACT1[1:0]PID1[4:0]
AccessR/WR/WR/WR/WR/WR/WR/WR/W
Reset00000000
Bit76543210
PORTEI0EVACT0[1:0]PID0[4:0]
AccessR/WR/WR/WR/WR/WR/WR/WR/W
Reset00000000

Bits 31,23,15,7 – PORTEIx: PORT Event Input Enable x [x = 3..0]

PORT Event Input Enable x [x = 3..0]

ValueDescription
0 The event action x (EVACTx) will not be triggered on any incoming event.
1 The event action x (EVACTx) will be triggered on any incoming event.

Bits 30:29, 22:21,14:13,6:5 – EVACTx: PORT Event Action x [x = 3..0]

PORT Event Action x [x = 3..0]

These bits define the event action the PORT will perform on event input x. See also Table 1.

Bits 28:24,20:16,12:8,4:0 – PIDx: PORT Event Pin Identifier x [x = 3..0]

PORT Event Pin Identifier x [x = 3..0]

These bits define the I/O pin on which the event action will be performed, according to Table 2.

Table 1. PORT Event x Action ( x = [3..0] )
Value Name Description
0x0 OUT Output register of pin will be set to level of event.
0x1 SET Set output register of pin on event.
0x2 CLR Clear output register of pin on event.
0x3 TGL Toggle output register of pin on event.
Table 2. PORT Event x Pin Identifier ( x = [3..0] )
Value Name Description
0x0 PIN0 Event action to be executed on PIN 0.
0x1 PIN1 Event action to be executed on PIN 1.
... ... ...
0x31 PIN31 Event action to be executed on PIN 31.