I use TI's UCC28019 to make APFC. The main circuit and control loop parameters are calculated according to the Datesheet. The power factor correction effect is very good, but there is a zero-point dis...
[size=3]Add some material every day. Today we will talk about some classic things in LLC resonant half-bridge transformer design[/size] [size=3] [/size] [url=https://download.eeworld.com.cn/detail/okh...
The paper industry is constantly improving its automatic control system and the advantages of the Da Vinci system. In the online detection and control of the system, its high-precision and high-perfor...
[color=#000][backcolor=rgb(232, 232, 232)][size=15px]How does INA282 measure current using this method? How should it be applied (how should IN- and IN+ be pressurized?), is the output a detection vol...
I tried searching directly on Baidu and Google, but couldn't find any satisfactory results. If anyone has any special ways to find it, please let me know. Thank you!!!...
The global PV inverter market will shrink from $6.3 billion in 2017 to $3.7 billion in 2022 due to falling prices, according to GlobalData.
Global PV Inverter Market Value to Shrink to $3.7 Bil...[Details]
Using Systick timer to achieve delay 1. SysTick timer characteristics The SysTick timer is a 24-bit down counter, that is, when vlue is decremented to 0, an interrupt is triggered and the load va...[Details]
When designing a product, if the application environment's requirements for power isolation are not considered, the product will be unstable due to improper design, and even high voltage may damage t...[Details]
I slightly changed the lyrics of Yu Quan's song "Running", which seems to be
a reflection of the current state of
Huawei Cloud
. At the annual Huawei Analyst Conference held on April 17,
Zh...[Details]
At present, in the world,
the construction of
smart cities
is in the process of gradually landing from concept, and technology giants and investment giants are important participants in this...[Details]
Since China began to try to produce panels independently in 1998, in 2018, China's panel industry has gradually upgraded from a marginal industry to the largest production scale. Especially in the ...[Details]
I rewrote the main part of this program. The program uses the watchdog as a normal timer and scans the digital tubes in the watchdog interrupt. In addition, I added a display buffer. If you want to d...[Details]
From the functional classification, it can be divided into: 1. Active control ADAS: ACC/AEB/LKS, etc. 2. Warning ADAS: FCW/LDW/PCW, etc. 3. Other auxiliary ADAS: BSD/ADB/panora...[Details]
LiDAR: Autonomous driving from the perspective of optoelectronic technology LiDAR and competing sensor technologies (camera, radar, and ultrasonic) intensify the need for sensor fusion and the need...[Details]
In mid-to-late 2016, a girl from Hubei came to Beijing alone, full of curiosity about
cloud computing
. The girl left the deepest impression on me was her lovely smile. She told me that if ...[Details]
ADI has established long-term good relationships with car manufacturers and Tier 1 component suppliers. Based on its previous long-term successful cooperation with new energy vehicles and suppliers a...[Details]
If you do not use an external crystal on the STM32, the connection method of OSC_IN and OSC_OUT If you use the internal RC oscillator instead of an external crystal, please follow the following metho...[Details]
1) ADC multi-channel acquisition: (Multi-channel acquisition must use scanning mode. In scanning mode, the channels of the rule group share a register, so DMA transmission must be used; to prevent da...[Details]
12864 LCD parallel port driver is more commonly used, but considering that sometimes the IO port of the microcontroller or MCU is limited, the serial driver method can be used. The following is ...[Details]
T1 or T2 are two timers/counters of MCS-51 microcontroller. The first method can use two timers/counters to generate rectangular waves. In order to save interface resources, the second method is used...[Details]
Analogue and Mixed Signal
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