Atmel Xplained Pro Evaluation Kit ATSAMD20-XPRO ATSAMD20-XPRO Ficha De Dados
Códigos do produto
ATSAMD20-XPRO
238
Atmel | SMART SAM D20 [DATASHEET]
Atmel-42129K–SAM-D20_datasheet–06/2014
18.8.15 Alarm n Mask
18.8.15.1 Mode 2
Name:
MASKn
Offset:
0x1C + n*0x8 [n=0..3]
Reset:
0x00
Property:
Write-Protected, Write-Synchronized
z
Bits 7:3 – Reserved
These bits are unused and reserved for future use. For compatibility with future devices, always write these bits to
zero when this register is written. These bits will always return zero when read.
These bits are unused and reserved for future use. For compatibility with future devices, always write these bits to
zero when this register is written. These bits will always return zero when read.
z
Bits 2:0 – SEL[2:0]: Alarm Mask Selection
These bits define which bit groups of Alarm n are valid.
These bits define which bit groups of Alarm n are valid.
Bit
7
6
5
4
3
2
1
0
SEL[2:0]
Access
R
R
R
R
R
R/W
R/W
R/W
Reset
0
0
0
0
0
0
0
0
Table 18-10. Alarm Mask Selection
SEL[2:0]
Alarm Mask Selection
Description
0x0
OFF
Alarm Disabled
0x1
SS
Match seconds only
0x2
MMSS
Match seconds and minutes only
0x3
HHMMSS
Match seconds, minutes and hours only
0x4
DDHHMMSS
Match seconds, minutes, hours and days only
0x5
MMDDHHMMSS
Match seconds, minutes, hours, days and months only
0x6
YYMMDDHHMMSS
Match seconds, minutes, hours, days, months and years
0x7
-
Reserved