SysTick, Power Management
To enable the SysTick feature, use the SysTick control and status registers.When the ENABLE bit of this register is set …
Recent Posts
memory map
The memory map of the Cortex-M3 has some features that are slightly different from the memory map of a typical …
vector table
The vector table in Cortex-M3 starts at number 0.In a typical microcontroller, the minimum address part (0) of the vector …
NVIC Register
This section describes the control registers that the NVIC (Nested Vectored Interrupt Controller) has.SysTick-related registers are also included in NVIC …
interruption
In Cortex-M3, the priority of each interrupt can be changed by the user.It can also be set to 256 levels …
Priority of exceptions
If you read the Cortex-M3 manual, you'll see the words tail-chain, sidestep, and rear-end.This word indicates the timing of exception …
Type of exception
Types of exceptions include resets, interrupts, and faults.The exception handling occurs suddenly. Therefore, it happens asynchronously to the execution of …
Endian, memory format, data type, exceptions/interrupts
In Cortex-M3, the endian setting pin BIGEND (Note: It is not a microcontroller pin. (this is the name of the …
Program Status Register(PSR)
The Cortex-M3 has a special register called "Program Status Register (PSR)" that shows the execution status of the program as …
1
古い投稿Recent Posts
組み込みシステムの基礎から応用まで「知る」「学ぶ」「動かす」をテーマとする半導体専門技術コンテンツ・メディア
Recent Posts
- 「まずは無料でお試し」評価キットレンタルサービスをはじめました。
2021年1月14日 - SPRESENSE
2021年1月14日