Freescale recently launched several entry-level PowerPC communication processors with extremely low cost (10-15 US dollars). They are the core of E300 and have a maximum main frequency of 400 MHz, whi...
[i=s]This post was last edited by southwolf1813 on 2014-11-9 14:17[/i] As the title says, STM32F4 series, 401, 407, 429 are all available! F429 is preferred. Also, has anyone used the STM32F4xxCx QFN ...
[i=s]This post was last edited by qwqwqw2088 on 2014-5-8 09:22[/i] [align=left][font=宋体][size=3][color=#000000] Forward[/color][/size][/font][font=宋体][size=3][color=#000000] [/color][/size][/font][/al...
Beacon broadcast interval is 300ms, power is 5DBM, current is 0.08MA. After running for a period of time, the current becomes 0.5MA, but it can still broadcast normally. After restarting, the current ...
As a key technology for the development of the Internet of Things, the application market of RFID technology will surely expand with the development of the Internet of Things. This article mainly intr...
introduction
The concept of the smart home is gradually developing and gaining market acceptance. We believe its ultimate form lies in the interconnection of all home appliances through open i...[Details]
Methods of DC motor speed regulation:
1. The voltage regulator can be used to change the input voltage and speed directly, which is often used for large kilowatt-level motors.
2. Thyristo...[Details]
Hair dryer structure and working principle: It is mainly used for drying and shaping hair, but it can also be used for local drying, heating and treatment in laboratories, physiotherapy rooms, ind...[Details]
Generally not, but there are exceptions. For example, a torque motor controller with three-phase output voltage imbalance can cause current imbalance, similar to a phase loss. However, only two pha...[Details]
Using the STM32F103 as a microprocessor, a low-cost wireless WiFi music player system was designed. This system, combined with the WM-G-MR-08 (wm631) module for WiFi data reception and the VS1003B ...[Details]
introduction
By the end of 2014, people aged 60 and above in China accounted for 15.5% of the total population, reaching 212 million; those aged 65 and above accounted for 10.1% of the total, ...[Details]
When installing circuits, we all hope to have a safe and protective electrical appliance. Circuit breakers and circuit breakers are such a thing. As we all know, a circuit breaker is an elect...[Details]
HEVO, a developer of wireless charging infrastructure for electric vehicles, and STEER Tech, a company specializing in high-precision autonomous vehicle technology for fleet garage operations, anno...[Details]
What is the difference in response time when the output uses cyclic refresh and direct refresh?
The time required from when the PLC receives an input signal to when the PLC outputs a con...[Details]
Recently, a research team from Shandong University and Huawei Technologies Co., Ltd. achieved a significant breakthrough in the field of power semiconductors. Using fluorine-ion implantation termin...[Details]
1. One-way starting control circuit
1. Circuit operation analysis
1) Close the power switch QS and press the start button SB2. The contactor coil KM is energized, the normally open ...[Details]
Pure electric vehicles have two batteries: a power battery and a storage battery. The storage battery, as the vehicle's small battery, also serves as the vehicle's main auxiliary power source, plac...[Details]
Recently, a friend asked in the background: the recently released Yangwang U8L uses the RoboSense M1P, a long-range LiDAR, for its lateral LiDAR, while the Zunjie Wenjie series uses a TOF solid-sta...[Details]
It's difficult to give a strict definition of one-segment (global) end-to-end. The core of a VLM/VLA is a large foundational model, typically with 2-4 billion parameters. Large models are not ade...[Details]
With the country's encouragement and development, the number of new energy vehicles has increased rapidly. With the continuous improvement of infrastructure and other aspects, more and more people ...[Details]