In Python programming, if someone were to ask me, “What data structures are important yet often confusing?” I would likely answer without hesitation: dictionaries and sets! They are like two unique and powerful data tools in the programming world, but many people are not particularly familiar with them or do not use them proficiently! Today, … Read more
The first time I truly experienced the power of sets was while working on a user behavior analysis project for a social networking site. As I stared at the progress bar on the screen, my heart raced—I had to deduplicate 15 million user browsing records in real-time and detect abnormal behaviors. Using a list? The … Read more
EMMC online reading and writing ISP dedicated line: https://item.taobao.com/item.htm?id=557709148652 Here we share a batch of EMMC chip flying wire reading and writing point maps for LCD TVs, making it easier for everyone to use ISP online reading and writing dedicated lines without disassembling the chip to read EMMC data. Follow our public account for more … Read more
Method 1 (Applicable to Most Chipsets): After the system starts, check the EMMC write cycles by inputting the following command in the serial print information: tclsu (or su)cat /sys/kernel/debug/mmc0/mmc0:0001/ext_csd After executing the command, a long string of numbers will appear. Copy these numbers into a text document, open it with a text editing tool like … Read more
With the development of NB-IoT, its chip and module industry has also progressed rapidly. This article aims to compile all relevant enterprises and core NB-IoT products for reference by industry friends. 8 NB-IoT Chip Manufacturers 【Shenzhen HiSilicon Semiconductor Co., Ltd.】 Introduction:HiSilicon is the largest NB-IoT chip manufacturer in China, covering chips and solutions in fields … Read more