Now I am making a DDR2 controller using CYCLONE III series EP3C55. I am using an 8-bit DDR2 chip. In FPGA, I use the IO port of bank2 as the pin interface output of DDR2. The pins of DDR2 are connecte...
Hello everyone, I want to buy a batch of LED electronic lucky wall lottery modules, which require an external touch switch to control 12 5V or 12V LED lights. Each time the switch is pressed, the LED ...
Are you ready? The hottest days are here~~~Repost a copy of the People's Daily official account's introduction to the summer solstice~Meihakage Senryu, Konya Asamanaka
The new things and the changing ...
In the past few days, the news that ZTE was "banned" by the US Department of Commerce has triggered widespread reflection and concern in various domestic industries about the lack of independent co...[Details]
Entering the information age after the millennium, the huge demand for semiconductor chips has made China the world's largest semiconductor market. According to relevant data, the scale of my count...[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]
China's photovoltaic power generation installed capacity achieved rapid growth in 2017, and distributed photovoltaics achieved explosive growth. In 2017, the country's photovoltaic installed capaci...[Details]
On April 20, Alibaba Group announced that it would acquire
the
chip
company Zhongtian Microelectronics and invest in six
chip
companies. Yesterday, JD.com CEO Liu Qiangdong said in a...[Details]
1. Placement suspension void NVIC_Configuration(void) { NVIC_InitTypeDef NVIC_InitStructure; /* Set the Vector Table base location at 0x08004000 NVIC_SetVectorTable(NVIC_VectTab_FLASH, 0x4000)...[Details]
The status of interrupts in developing embedded systems is absolutely unquestionable. In the era of C51 microcontrollers, there were only 5 interrupts, including 2 external interrupts, 2 timer/counte...[Details]
1. Purpose In actual product release, if the program stored in the MCU Flash is not protected, some illegal companies may read the program in the Flash through an emulator (J-Link, ST-Link, e...[Details]
In the previous article, I wrote a simple GPIO running light test, which looked a bit monotonous. I was used to serial port debugging. If there was no serial port on the board, I had to find another ...[Details]
1. Photovoltaic inverter installation process
1. Preparation before installation
Are the product accessories, installation tools and parts complete? Is the installation environmen...[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]
The last two blogs talked about a version problem of STM32CubeMX and the problem of hardware reset. When you solve these two problems, you will find that after the program is burned into the board, t...[Details]
Automotive LCD Instrument Clock EMI Solution As early as 2014, the market size of China's automotive full LCD instrument has reached 3.506 billion yuan, and it is expected that by 2020, this s...[Details]
In 1952, Bell Labs built a 6-foot-tall automatic number recognition machine called "Audrey", which could recognize the pronunciation of the numbers 0 to 9 with an accuracy of more than 90%. And its...[Details]