When using solid-state relays, users should pay attention to the application conditions and reasonable selection of solid-state relay performance parameters and load capacity. The following four aspec...
I just learned AD and drew a board (no skills, just connected what should be connected), but I don't know how to judge the quality of a board, so there are a lot of mistakes. Thank you for your advice...
M683XX series MCU main features list (I)model Operating frequency (MHz) Power consumption (W) Working voltage(V) I/O maximum operating voltage (V) Memory Control Internal Flash Internal RAM DMA Contro...
I was surprised to hear that the free broadband included in the recent promotion of paying for phone bills is from China Mobile itself. Does this mean that China Mobile has also started to provide fix...
[size=5][color=blue]This is a [color=red]multi-function web query system[/color] that I made two years ago. Now I want to share it with you! I want to explain that the code I uploaded provides "[color...
Recently, the first Digital China Summit was held in Fuzhou, attracting many domestic ICT industry giants to participate in the exhibition. The long queues outside the venue, the noisy and exciting...[Details]
Regarding the PHY construction of LWIP, the PHY chip used is LAN8720A, RMII mode. Regarding the hardware connection part, the Atomic board F407 is used, and the hardware connection is as follows: ...[Details]
China Energy Storage Network:
At the Boao Forum, Zhu Min, the current dean of the National Institute of Finance at Tsinghua University, said: "When talking about blockchain, we must first sep...[Details]
OSC_IN and OSC_OUT are external crystal pins by default. If you do not use an external crystal oscillator on the STM32, how to connect OSC_IN and OSC_OUT If you use the internal RC oscillator instead...[Details]
Use P1.0 to output 1KHz and 500Hz audio signals to drive the speaker as an alarm signal. It is required that the 1KHz signal sound for 100ms and the 500Hz signal sound for 200ms, alternating between...[Details]
While imaging industry experts know that Apple has designed a complex 3D camera for its iPhone X, called "TrueDepth," most of the details of the 3D system inside the module, including chips, componen...[Details]
About a dozen years ago,
AMD
was also a rival to Intel. It can be said that the two microprocessor manufacturers have been in love and hate for many years, which is completely a commercial ...[Details]
**File name: ds18b20.c **Description: Use the single bus DS18B20 temperature measurement program and display it on the LCD, taking three effective decimal places. Two integer parts. A total of 5 di...[Details]
volatile unsigned int ad_value ; int main( void ) { WDTCTL=WDTPW+WDTHOLD; //Turn off watchdog BCSCTL1 =CALBC1_1MHz; //Set DCO to 1MHZ DCOCTL =CALBC1_1MHZ; //Clock source: AD internal clock and divide...[Details]
Samsung has officially released its mobile phone chips. Meizu's recently released Meizu S6 uses Samsung 's Exynos7872 chip. Foreign media reports indicate that Samsung is trying to use its industr...[Details]
On June 25 this year, in Guangzhou, at an energy forum held by British oil giant BP Group, Zhao Daiqing, a researcher at the Guangzhou Institute of Energy Conservation of the Chinese Academy of Sci...[Details]
At the beginning of 2018, when interviewed by a reporter from China Business Weekly, Rong Yongkang, global vice president of Amazon
AWS
(cloud computing service) and executive director of G...[Details]
Developing radiation-tolerant systems for space applications requires long lead times and is very costly, as the systems must be extremely reliable to operate for years in harsh environments....[Details]
The interrupt method is used to realize full-duplex communication. This example uses two MEGA8515s, and the connection is: MISO----MISO MOSI----MOSI SCK ----SCK /SS ----/SS The function fill_tx...[Details]
Analogue and Mixed Signal
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