I'd like to ask you guys, has anyone used VCA2613? When I input a small signal of 100Khz, why is the output waveform seriously distorted? Is it a refurbished chip? [[i] This post was last edited by Ai...
Seeing Jingying's post was pushed up again, I want to talk about another fast girl - Zeng Yike. Although I may be criticized, I still want to say: Zeng Yike's songs moved me. The straightforwardness, ...
[color=#111111][backcolor=rgb(251, 251, 251)][font="][size=24px]I need help with circuit protection? As shown in the figure: [/size][/font][/backcolor][/color] Now the circuit board has an RJ45 interf...
The most significant event in the technology circle during this period is undoubtedly the news that ZTE was banned by the United States. Once the news came out, it shocked the entire Chinese techno...[Details]
On April 20, the Photovoltaic Summit, guided by Jiangsu Renewable Energy Industry Association, hosted by Growatt, and supported by LONGi Solar Technology Co., Ltd. and Jiangsu Bigo New Energy Group...[Details]
Using Systick timer to achieve delay 1. SysTick timer characteristics The SysTick timer is a 24-bit down counter, that is, when vlue is decremented to 0, an interrupt is triggered and the load va...[Details]
1. Usage scenarios In the first case, when using a common STM32 delay function, similar to HAL_Delay(time), since this function uses a loop to judge and delay, when executing this function, the ent...[Details]
Because the STM32 HAL library only has millisecond-level delay for HAl_Delay(), in order to achieve accurate microsecond-level delay, Systick has to be modified. However, since it is used internally ...[Details]
Chip: STM32F107VCT6 Application Pin: THOUSANDS, RMII STM32CubeMX is very convenient to use ETH. The software comes with LWIP and configuration. This time, STM32F107VCT6+DP83848CVV is used. The MII a...[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]
From last year to now, competition in the photovoltaic inverter industry has become increasingly fierce. In addition to the introduction of new products, various marketing and promotion methods hav...[Details]
The photovoltaic inverter is the core equipment of the photovoltaic system. Its main function is to convert the direct current generated by the photovoltaic modules into alternating current that meets...[Details]
China Energy Storage Network News:
On the 7th, Jurong Economic Development Zone signed a strategic cooperation framework agreement on comprehensive energy services with State Grid Jiangsu Int...[Details]
On May 16, in response to
the public opinion storm caused by
Lenovo's
"
5G
voting" incident,
Lenovo
Holdings Chairman and
Lenovo
Group Founder Liu Chuanzhi, Lenovo Gr...[Details]
sprintf is a function in the C language library that converts data types. There is a situation where In 51 MCU, define unsigned char temp; Then I want to use the serial port to print out temp in deci...[Details]
Independent watchdog (IWDG) and low power mode are often used in STM32 development. The watchdog is to detect and solve faults caused by software errors, and the low power mode is to enter sleep mode...[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]