33.7.13 Event User m
Important: For SAM
L11 Non-Secure accesses, read and
write accesses (RW*) are allowed only if the security attribution for the corresponding
event user (USERx) is set as Non-Secured in the NONSECUSER register.
| USERm | User Multiplexer | Description | Path Type |
|---|---|---|---|
| m=0 | TUNE | DFLLULP Tune (OSCCTRL) | A |
| m=1 | TAMPEVT | RTC Tamper | A |
| m=2 | AUTOW | NVMCTRL Auto-Write | A,S,R |
| m=3..6 | EVU0-3 | PORT Event | A |
| m=7..10 | CH0-3 | DMA Channel Event | S,R |
| m=11 | EVU | TC0 EVU | A,S,R |
| m=12 | EVU | TC1 EVU | A,S,R |
| m=13 | EVU | TC2 EVU | A,S,R |
| m=14 | START | ADC Start Conversion | A,S,R |
| m=15 | FLUSH | Flush ADC | A,S,R |
| m=16..17 | COMP0-1 | AC Start Comparator | A |
| m=18 | START | DAC Start Conversion | A |
| m=19 | STCONV | PTC Start Conversion | A,S,R |
| m=20 | DSEQR | PTC Sequencing | A,S,R |
| m=21..22 | LUT0-1 | CCL LUT Input | A |
Note:
- A = Asynchronous path, S = Synchronous path, R = Resynchronized path.
| Name: | USERm |
| Offset: | 0x0120 + m*0x01 [m=0..22] |
| Reset: | 0x0 |
| Property: | PAC Write-Protection, Mix-Secure |
| Bit | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 | |
| CHANNEL[3:0] | |||||||||
| Access | R/W/RW*/RW | R/W/RW*/RW | R/W/RW*/RW | R/W/RW*/RW | |||||
| Reset | 0 | 0 | 0 | 0 | |||||
Bits 3:0 – CHANNEL[3:0] Channel Event Selection
These bits select channel n to connect to the event user m.
Note: A value x of this bit field selects
channel n = x-1.
| Value | Description |
|---|---|
| 0x00 | No channel selected |
| 0x01 | Channel 0 selected |
| 0x02 | Channel 1 selected |
| 0x03 | Channel 2 selected |
| 0x04 | Channel 3 selected |
| 0x05 | Channel 4 selected |
| 0x06 | Channel 5 selected |
| 0x07 | Channel 6 selected |
| 0x08 | Channel 7 selected |