Why is it that only the last item in the video, "Lab 4: Timers and Interrupts", works when clicked? The same is true for other courses, what's going on?...
Why is it that when my board is connected to the launchpad for simulation, the IO interrupt is normal, but when it is not connected, the IO interrupt is triggered when it is powered on, but the other ...
Please tell me how to use the serial port to receive interrupts to receive a database. I'm begging for the stm32 serial port interrupt receiving and sending routines. Please help me. I need it urgentl...
O(∩_∩)O~ NQARM official account posted! The poster of NQARM could be any one of NQARM's wince/android/hardware/sales engineers? Can you tell their respective styles?...
Does anyone have a design solution for the 2013 Electronic Design Competition's Simple Lighting Circuit Detector K? Please help! If you have documents, please email me. Thank you! ! [email]609883466@q...
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]
1. About FPU transplantation As long as the chip has FPU function, the use of FPU is generally enabled by default. You can also select it in the Options tab; 2. About the transplantation of DSP li...[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]
LAN8720 configuration: IP: 192.168.192.30 Gateway: 192.168.192.1 A high frequency of ARP packets is detected The content of the packet asks for the mac address of 192.168.192.1, and asks the resp...[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]
The independent watchdog of STM32 is driven by a dedicated internal 40Khz low-speed clock, that is, it is still effective even if the main clock fails. Here we need to note that the clock of the inde...[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]
In the packaging process of a production line, every time the conveyor belt of the production line delivers a product to the packaging machine, the "SP" terminal outputs a pulse to the T1 terminal of...[Details]
Take serial port interrupt as an example: like: void serial() interrupt 4 { } and void serial_uart() interrupt 4 { } The functions of both functions are to define the serial port interrupt function. ...[Details]
In one of my products, there are two chips, AVR and PIC, at the same time. When AVR drives the relay, then drives the contactor. PIC is used for display. I found that PIC actually has a little interf...[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]
Microcontroller MCU
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