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Time：2022-4-25
Hello, I’m ruffian Heng, a serious technical ruffian. What ruffian Heng shared with you today isIAR startup function and its process__ low_ level_ Influence of init design on function redirection。 Last articleRedirection failure analysis of custom function segment of RT thread project under IARIn, we found out the reasons that affect the IAR linker’s handling […]
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Time：2022-4-11
catalogue Lianshengde hlk-w806 (I): ubuntu20 Description of compiling and burning environment, 04 Lianshengde hlk-w806 (II): description of development environment configuration, compilation and burning under win10 Lianshengde hlk-w806 (III): key free automatic download and reset Lianshengde hlk-w806 (IV): software SPI and hardware SPI drive st7735 LCD Lianshengde hlk-w806 (V): report on w801 development board Lianshengde hlk-w806 […]
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Time：2022-4-1
Trusted execution environment (TEE), translated into Chinese as “trusted execution environment”, is a “relatively new” concept put forward in privacy computing in recent years (arm put forward the TrustZone concept similar to tee as early as 2006). However, tee has not attracted much attention until the promotion and application of Intel SGX technology in recent […]
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Time：2022-3-30
Hello, I’m ruffian Heng, a serious technical ruffian. What ruffian Heng introduced to you today isi. Impact on debugging security of mxjl0。 Ruffian Heng wrote an old article before“PC always stops at 0x1c04a after j-link connection in ISP mode of i.mxrt600”, this article explains in detail the impact of debug mailbox mechanism on j-link debugging […]
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Time：2022-3-28
Docker desktop used on Apple M1 chip is currently a technical preview version, which is specially provided to early adopters of Apple M1 machine who want to try the experimental construction of docker desktop. Note: docker desktop based on Apple M1 chip is still under development. It is not recommended to use the technology preview […]
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Time：2022-3-24
Hello, I’m ruffian Heng, a serious technical ruffian. What ruffian Heng introduced to you today isi.MXRT1062 TencentOS Tiny EVB_ Aiot development board in flash debugging and offline startup。 Tencent tencentos team, together with NXP semiconductor and anmou technology, launched an online developer activity tencentos tiny aiot application innovation competition on December 8, 2021. For this […]
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Time：2022-3-20
In this part of digital logic class, the teacher talked about CMOS. At that time, an English video was put in the class, but I didn’t understand it. Now I’m studying computer system. I have to start from the bottom. Main references: Embedded C language self literacy Relevant popular science videos of station B (the […]
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Time：2022-3-19
#Circrna from introduction to mastery 【01】Reliable summary of miRNA, lncrna and circrna 【02】First, let’s take a look at the background of circrna Three ways of circrna formation:Circrna production includes exon cyclization and intron cyclization. Three functions of circrna:1. Act as miRNA “sponge”2. Regulation of transcription and splicing3. Interaction with RNA binding protein Collected and sorted […]
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Time：2022-3-16
Long time no see, everybody! A while ago, I couldn’t help buying the Mac Mini of M1 chip. In order to make up for my guilt, I sold my old mbp2017. The data has also been completely migrated to the new machine, and the previous work has been completely changed from mbp2017 to Mac Mini. […]
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Time：2022-3-16
This article was originally released by RT thread user @ towelroll and is used to participate in the n32g457 RT thread design competition jointly launched by RT thread and national technology. The original text:https://club.rt-thread.org/as… Introduction:Based on RT thread system and n32g457 development board, the master-slave mode of Modbus RTU is simply realized. Serial port 2 […]
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Time：2022-3-15
Let’s GO! If you can see the basin friends here, I believe the first two chapters have not dissuaded you. I think the first two chapters may be the most difficult ones. If you can figure it out, the content behind is actually simple. However, the first two chapters are the “skills necessary for survival” […]
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Time：2022-3-11
catalogue Stc8h development (I): configure and use fwlib in keil5_ STC8 packaging Library (picture and text explanation) Stc8h development (II): configure and use fwlib in Linux vscode_ STC8 packaging Library (picture and text explanation) Stc8h development (III): Based on fwlib_ Introduction and demonstration of analog-to-digital conversion ADC of STC8 Stc8h development (IV): fwlib_ Introduction and […]
