Datasheet

24.8.3 User Multiplexer
Name: USER
Offset: 0x08
Reset: 0x0000
Property: Write-Protected
Bit 15 14 13 12 11 10 9 8
CHANNEL[4:0]
Access
R/W R/W R/W R/W R/W
Reset 0 0 0 0 0
Bit 7 6 5 4 3 2 1 0
USER[7:0]
Access
R/W R/W R/W R/W R/W R/W R/W R/W
Reset 0 0 0 0 0 0 0 0
Bits 12:8 – CHANNEL[4:0] Channel Event Selection
These bits are used to select the channel to connect to the event user.
Note that to select channel n, the value (n+1) must be written to the USER.CHANNEL bit group.
CHANNEL[4:0] Channel Number
0x0 No Channel Output Selected
0x1-0xC Channel n-1 selected
0xD-0xFF Reserved
Bits 7:0 – USER[7:0] User Multiplexer Selection
These bits select the event user to be configured with a channel, or the event user to read the channel
value from.
Table 24-2. User Multiplexer Selection
USER[7:0] User Multiplexer Description Path Type
0x00 DMAC CH0 Channel 0 Resynchronized path only
0x01 DMAC CH1 Channel 1 Resynchronized path only
0x02 DMAC CH2 Channel 2 Resynchronized path only
0x03 DMAC CH3 Channel 3 Resynchronized path only
0x04 TCC0 EV0 Asynchronous, synchronous and resynchronized
paths
0x05 TCC0 EV1 Asynchronous, synchronous and resynchronized
paths
0x06 TCC0 MC0 Match/Capture 0 Asynchronous, synchronous and resynchronized
paths
SAM D21 Family
EVSYS – Event System
© 2018 Microchip Technology Inc.
Datasheet Complete
DS40001882D-page 452