[Help] Xiaomi Philips Smart Desk Lamp 2nd Generation is broken. It is found that the 12V to 3.3V converter for Xiaomi wifi module (MHCW03P) and ATSAMD21G17A has short-circuited the power and ground. I...
I can surf the Internet through the cdma wireless network card under Linux on the PC, but it doesn't work when ported to the development board. I have ported pppd, chat, and pppoe to the development b...
/*Use key0 in the 2*3 keyboard to implement the interrupt program caused by the keyboard to verify the interrupt*/ #includemsp430x54x.h
void sys_init() //initialization {P1DIR =0XFE; //p1.0 is inputP1...
[i=s]This post was last edited by wateras1 on 2018-3-7 16:03[/i] Configure openwrt LUCI interface to display in Chinese. If you download the burned OP firmware from the official website or other chann...
[color=#333333] The wireless module will have delayed reception during the wireless communication process. The factors that cause this situation are not all external interference. Wireless communicati...
Does anyone have the information about the downloader for STC microcontroller? I want to make a downloader. Thanks in advance. If you have any, please upload the circuit diagram. [[i] This post was la...
On August 23rd, Geely's subsidiary, Jiyao Tongxing, announced it has the industry's largest advanced production capacity for tandao
batteries
, with eight production bases across China. Jiy...[Details]
A parallel inverter consists of two thyristors (T1 and T2), a capacitor, a center-tapped transformer, and an inductor. The thyristors provide a current path, while the inductor L maintains a consta...[Details]
When you are happily watching NBA or football, your wife asks you to turn off the lights in the bedroom. Would you be depressed? Of course, unless you are not afraid of your wife.
Now you are ...[Details]
ISP devices, such as field programmable devices (FPGAs and CPLDs), do not require a programmer. Using programming kits provided by the device manufacturer, they employ a top-down modular design app...[Details]
In recent years, many people have switched to new energy vehicles, and this type of vehicle has indeed been highly sought after and is considered the future direction of automobile development, and...[Details]
White light LEDs are voltage-sensitive devices. In actual operation, their upper limit is 20mA. However, the current often increases due to various reasons during use. If no protective measures are...[Details]
The Automotive Testing and Quality Assurance Expo (ATE 2025) will open on August 27th. At the expo, Rohde & Schwarz (R&S) will showcase six automotive testing solutions, themed "Intelligently Drivi...[Details]
Keysight Technologies is combining its electromagnetic simulator with Synopsys' AI-driven RF design migration flow to create an integrated design flow for migrating from TSMC's N6RF+ process techno...[Details]
Plessey Semiconductors has been acquired by Haylo Labs, which was established in March last year with a $100 million, five-year loan from Chinese technology company Goertek.
Haylo Labs w...[Details]
Civilian internal combustion engines operate in the range of approximately 1000-4000 rpm. This results in the engine's kinetic energy being ineffective at low or high rpm, making starting difficult...[Details]
Introduction: In digital circuit calculations, there is no concept of decimal points. You know where the decimal is, but the circuit does not know where the decimal point is. Therefore, you need to...[Details]
The fracture mechanism is stress concentration, which typically occurs at the capacitor lead pins or pad connection points, as shown in the figure. Under vibration, the capacitor lead pins and pad ...[Details]
Batteries are a core component of new energy vehicles, accounting for over 40% of the total cost. This is also the area where automakers are most willing to tamper with costs. Since 2021, domestic ...[Details]
Driven by business opportunities such as access to new markets and government initiatives like the Belt and Road Initiative, global expansion has become a significant trend for Chinese companies. C...[Details]
For the average person, an electricity meter is a monthly bill. For beginners, it's a collection of components and parts. For experienced meter engineers, however, it's a complex and complex proces...[Details]
DIY/Open Source Hardware
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