22.8.19 Channel Event Control

Name:	CHEVCTRL
Offset:	0x46 + n*0x10 [n=0..15]
Reset:	0x00
Property:	PAC Write-Protection, Enable-Protected


Bit	7	6	5	4	3	2	1	0
	EVOE	EVIE	EVOMODE[1:0]			EVACT[2:0]
Access	R/W	R/W	R/W	R/W		R/W	R/W	R/W
Reset	0	0	0	0		0	0	0

Bit 7 – EVOE Channel Event Output Enable

This bit indicates if the Channel event generation is enabled. The event will be generated for every condition defined in the Channel Event Output Selection bits (CHEVCTRL.EVOMODE).

Value	Description
0	Channel event generation is disabled.
1	Channel event generation is enabled.

Bit 6 – EVIE Channel Event Input Enable

Value	Description
0	Channel event action will not be executed on any incoming event.
1	Channel event action will be executed on any incoming event.

Bits 5:4 – EVOMODE[1:0] Channel Event Output Mode

These bits define the channel event output selection. For more details on event output generation, see Event Output Selection from Related Links.

Value	Name	Description
0x0	DEFAULT	Block event output selection. See BTCTRL.EVOSEL for available selections.
0x1	TRIGACT	Ongoing trigger action
0x2-0x3		Reserved

Bits 2:0 – EVACT[2:0] Channel Event Input Action

These bits define the event input action. The action is executed only if the corresponding EVIE bit in the CHEVCTRL register of the channel is set. For more details on event actions, see Event Input Actions from Related Links. These bits are available only for channels with event input support.

Value	Name	Description
0x0	NOACT	No action
0x1	TRIG	Transfer and periodic transfer trigger
0x2	CTRIG	Conditional transfer trigger
0x3	CBLOCK	Conditional block transfer
0x4	SUSPEND	Channel suspend operation
0x5	RESUME	Channel resume operation
0x6	SSKIP	Skip next block suspend action
0x7	INCPRI	Increase priority