Atmel Xplained Pro Evaluation Kit for the ATSAMD21J18A Microcontroller ATSAMD21-XPRO ATSAMD21-XPRO Fiche De Données
Codes de produits
ATSAMD21-XPRO
391
Atmel | SMART SAM D21 [DATASHEET]
Atmel-42181C–SAM-D21_Datasheet–07/2014
22.8.12 Peripheral Multiplexing n
There are up to 16 Peripheral Multiplexing registers in each group, one for every set of two subsequent I/O lines. The n
denotes the number of the set of I/O lines, while the x denotes the number of the group.
denotes the number of the set of I/O lines, while the x denotes the number of the group.
Name:
PMUXn
Offset:
0x30+n [n=0..15]+x*0x80 [x=0..2]
Reset:
0x00
Property:
Write-Protected
z
Bits 7:4 – PMUXO[3:0]: Peripheral Multiplexing Odd
These bits select the peripheral function for odd-numbered pins (2*n + 1) of a PORT group, if the corresponding
PINCFGy.PMUXEN bit is one.
Not all possible values for this selection may be valid. For more details, refer to
These bits select the peripheral function for odd-numbered pins (2*n + 1) of a PORT group, if the corresponding
PINCFGy.PMUXEN bit is one.
Not all possible values for this selection may be valid. For more details, refer to
Table 22-3. Peripheral Multiplexing Odd
z
Bits 3:0 – PMUXE[3:0]: Peripheral Multiplexing Even
These bits select the peripheral function for even-numbered pins (2*n) of a PORT group, if the corresponding
PINCFGy.PMUXEN bit is one.
Not all possible values for this selection may be valid. For more details, refer to
These bits select the peripheral function for even-numbered pins (2*n) of a PORT group, if the corresponding
PINCFGy.PMUXEN bit is one.
Not all possible values for this selection may be valid. For more details, refer to
Bit
7
6
5
4
3
2
1
0
PMUXO[3:0]
PMUXE[3:0]
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
PMUXO[3:0]
Name
Description
0x0
A
Peripheral function A selected
0x1
B
Peripheral function B selected
0x2
C
Peripheral function C selected
0x3
D
Peripheral function D selected
0x4
E
Peripheral function E selected
0x5
F
Peripheral function F selected
0x6
G
Peripheral function G selected
0x7
H
Peripheral function H selected
0x8-0xF
Reserved