Atmel Xplained Pro Evaluation Kit ATSAMD20-XPRO ATSAMD20-XPRO 数据表
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产品代码
ATSAMD20-XPRO
266
Atmel | SMART SAM D20 [DATASHEET]
Atmel-42129K–SAM-D20_datasheet–06/2014
20.8
Register Description
Registers can be 8, 16 or 32 bits wide. Atomic 8-, 16- and 32-bit accesses are supported. In addition, the 8-bit quarters
and 16-bit halves of a 32-bit register and the 8-bit halves of a 16-bit register can be accessed directly.
and 16-bit halves of a 32-bit register and the 8-bit halves of a 16-bit register can be accessed directly.
Some registers are optionally write-protected by the Peripheral Access Controller (PAC). Write-protection is denoted by
the Write-Protected property in each individual register description. Refer to the
the Write-Protected property in each individual register description. Refer to the
and the