Tag：Interrupt vector
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Time：2021-10-7
Hello, I’m ruffian Heng, a serious technical ruffian. What ruffian Heng shared with you today isCortex-M interrupt vector table alignment principle。 The content of today’s article mainly comes from the discovery during the dual core startup of kinetic k32w series five years ago. Recently, a colleague happened to encounter the problem of arm Cortex-M interrupt […]
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Time：2021-8-22
Hello, I’m ruffian Heng, a serious technical ruffian. What ruffian Heng shared with you today isPrinciple of Cortex-M interrupt vector table and its redirection method。 Follow the previous paragraphThree implementations of critical zone protection in embedded Cortex-M bare metal environmentContinue to talk. In embedded code design, sometimes some special operations (such as flash erasure and […]
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Time：2021-7-27
—The nxp-mcuboot utility tool maintained by ruffian Heng has been released for more than four months since the last large version (V3.0.0) was released. During this period, ruffian Heng actually made several small versions of updates intermittently. This time, ruffian Heng has brought you a stable version v3.3.0. By the way, introduce all the previous […]
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Time：2020-11-10
Hello, everyone. I’m a ruffian. I’m a real technical ruffian. What ruffian Heng shares with you today isDifferent entry settings in IVT may cause abnormal flight after i.mxrt1xxx series starts app。 A question post on the official forum of NXP《RT1015 dev_cdc_vcom_freertos reset entry failed》This is a problem encountered by Qisda, a colleague of ruffian Heng, […]
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Time：2020-9-14
Background: nano runs RTT (RT thread) in Litchi pie. Using bootload provided by RTT is very complex. After compiling bin, it needs to be packaged into OTA package (graphical interface, integrated operation by bat and other methods cannot be used) before it can be downloaded into the board for updating.The boot described in this article […]
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Time：2020-1-30
Recently, I have been following the operating system course of Tsinghua University. The biggest feature of this course is a series of practical operating system experiments. There are 8 experiments in total. I’m here to record some experience and summary in the experiment. Task1 The main purpose of this task is to be familiar with […]
