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After reading Atom's STM32 IAP tutorial, I wondered what bootloader meant at first, and almost confused it with uboot. In fact, the "bootloader" of stm32 does not need to write assembly and link scri...[Details]
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principle I have never used a 12864 screen before, but I have used other types, and the principles are the same. 12864 is the name of a screen with 128x64 pixels. The screen has 64 rows and 128 colum...[Details]
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The shielding technology we talk about usually has two meanings
A. Block stray electromagnetic waves and other interference signals in the environment (including stray electromagnetic waves on...[Details]
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1. The reset circuit has no switch and is uncontrollable
Connect a switch and a 10k resistor branch in parallel next to the capacitor.
2. The external crystal oscillator referenced ...[Details]
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The inverter consists of the main circuit, power circuit, IPM drive and protection circuit, cooling fan and other parts. Its structure is mostly unitized or modular. Incorrect use or unreasonable s...[Details]
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On February 1, the Nangang Energy Storage Project with an installed capacity of 61MW/123MWh was completed and connected to the grid. This is the largest single-unit user-side energy storage project in...[Details]
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The power supply
shown in the attached figure
can be used not only for instrument circuits, but also for video or audio amplifiers with power less than 50W.
Working principle: Th...[Details]
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#include msp430g2553.h #include "lcd12864.h" #include "typedef.h" #define cyCS BIT0 //P2.0, chip select signal #define cySID BIT1 //P2.1, serial data #define cyCLK BIT2 //P2.2, synchronous clock #...[Details]
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When I was studying Chapter 9 and Hardware Communication in "Linux Device Drivers (3rd Edition)", I was not very clear about the concept of IO bus, so I looked for relevant information. Now I summari...[Details]
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With the rapid development of electronic technology , especially wireless communication technology, people have higher and higher requirements for power consumption, reliability and flexibility of c...[Details]
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O Introduction
The LTC3219 is an inductor-free, low noise, high efficiency LED driver that provides nine independently configurable current sources for the main, sub and RGB display/display de...[Details]
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Honor’s new phone is coming too. According to Weibo blogger @数码闲聊站, two new Honor 5G phones have passed certification, of which RNA-AN00 is equipped with a new charger HN-200500C00, which supports ...[Details]
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According to the Nikkei Asian Review, benefiting from the Sino-US trade war environment, Taiwan's four major semiconductor manufacturers, including TSMC, UMC, MediaTek, and ASE Technology Holding, ha...[Details]
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Building automation systems (BAS) integrate lighting, energy, HVAC, safety and security into a single intuitive system, balancing the optimal operating efficiency of buildings with the productivity a...[Details]
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On November 10, according to the introduction released by Wuhan Economic and Technological Development Zone, on November 9, the 2024 Annual Conference of Hubei Automotive-Grade Chip Industry Techno...[Details]
Power technology
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