Phenomenon: Small data volume is normal, large data volume (thousands of registers to be read and written) is very slow.Solution: Change the communication baud rate with the touch screen to the maximu...
Recently, I have a simple image recognition case, CCD camera PAL output, TMS320VC5509a as processor, TVP5151 + FIFO structure. I finally finished the schematic diagram after piecing together. I am a n...
Dear heroes:I used sysgen to program a simple IIR module, which includes 2 additions, 3 multiplications, delay, etc.There is no problem with the simulation. When clicking on generation, it stays on th...
I haven’t read the information about SensorTag carefully yet, and I don’t know if anyone has come up with this idea. I’ll grab one first and take a look at the information first!...
ADP5053 integrates four high-performance BUCK converters, as well as monitors, watchdogs, manual resets, etc. All functions are packaged in a 48-pin LFCSP, which has excellent performance and can save...
China Energy Storage Network:
Blockchain + finance, blockchain + environmental protection, blockchain + insurance, even a roadside fried chicken shop is using the banner of blockchain + fried...[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]
background After the hardware engineer completed the PCB and schematic design, the routine was modified according to the tutorial of Zhengdian Atom to verify the correctness of the hardware. STM32F...[Details]
Although it is early summer, the Chinese smartphone market is still in the cold winter, just like Beijing in April with snow. For mobile phone brands caught in the middle, the cold is even more bit...[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]
At present, the Beidou system has achieved industrial breakthroughs and leapfrog development in five major areas, including the automotive OEM market, smart phones, and high-precision applications....[Details]
This example is mainly to familiarize yourself with the register configuration of Timer A and the configuration method of IAR. /*********************************************** Program function: re...[Details]
Photovoltaic inverters are the core equipment of photovoltaic systems. Their main function is to convert the direct current generated by photovoltaic modules into alternating current that meets the...[Details]
I have been working on a stm32 project recently and have been struggling with its startup method. I saw a good article and reposted it. The format of the original article is not very good, and there...[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]
Internal channels of ADC: In addition to using external channels to collect external analog voltage signals, the ADC of STM32 also has two internal channels 16 and 17. Channel 16 is connected to ...[Details]
The STM8L contains a 12-bit ADC with 25 input channels, including an internal temperature sensor, an internal reference voltage As can be seen from the figure above, there is an internal re...[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]
"Now I can't even afford a
memory
stick
to equip my computer
." The price of
memory
sticks has risen rapidly recently. Take 8GB Kingston
memory sticks
as an example. Compared...[Details]