1. Chip information
1) 26LS32: Receiver chip, receives the differential signals A/A-, B/B-, Z/Z- from the encoder output, converts them into single-ended signal output, and after pulse shaping by 74HC...
A machine has a word length of 32 bits and a single-word instruction. The instruction system has a number of two-address instructions, one-address instructions, and zero-address instructions (i.e., at...
When a PDA is used as a device, the PC may use it as a storage device. However, I also want to run a program on the PDA and communicate with the PC to transfer data through the USB interface. Is this ...
I've been studying the online programming of DSP 28335 recently and encountered the following problem: before erasing FLASH, the communication is normal, but once FLASH is erased, the communication be...
Current sensing resistors, also known as shunts, are the technology of choice for measuring current. In order not to adversely affect the current, the shunt has a small resistance value, which produce...
I bought the 51 board on Taobao a month ago. I am busy at work during the day and only go home to study at night and on weekends.
I/O port output high and low, light up a light-emitting diode, etc. I ...
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 19, it was reported that Alibaba DAMO Academy is developing a neural network chip, Ali-
NPU
, which is mainly used for
AI
reasoning calculations such as image and video analys...[Details]
In our common sense, the word technology often has two definitions. The first is the technology sealed in the laboratory. They are like flowers on the mountain top. Only a few people on the mountai...[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]
In the actual project development process, hardware circuits often need to be modified, and the modified parts need to modify the driver. Thinking about the coming and going of such requirements is t...[Details]
The program got stuck during LCD initialization. Through hardware debugging, it was found that it was stuck in the Delay_ms() function. Going to the definition, it was found to be a macro definition ...[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]
I have always wanted to write some posts and blogs, but I just couldn't bear to do it as I just graduated. After some preparation, I decided to write down some of the things I learned in the past few...[Details]
I used STM32CubeMX V4.22.1 to generate a project including EHT and Lwip. The debugging has been abnormal. After careful inspection, the following problems were found: 1. The hardware uses LAN8720A, b...[Details]
Serial Port: 一. USART_ITConfig(USART1, USART_IT_TXE, ENABLE): As long as the transmit register is empty, there will always be an interrupt. Therefore, if you are not sending data, turn off the tran...[Details]
Time flies. Since the beginning of 2018, news related to home appliance companies have repeatedly made headlines, and competition in the home appliance market continues to intensify. In order to be...[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 Sunday, the South Australian government unveiled plans to build the world's largest virtual power plant, which will connect at least 50,000 homes over four years and have a capacity ...[Details]
As the brain of a mobile phone, the mobile phone processing chip is of great importance. Xiaomi, which started out as the MIUI company, has long been keenly aware of the gap between China and devel...[Details]
The first one is a DMA mode of multiple channel acquisition void ADC_DMA_Config(void) { ADC_InitTypeDef ADC_InitStructure; RCC_HSICmd(ENABLE); while (RCC_GetFlagStatus(RCC_FLAG_HSIRDY) == RESET); ...[Details]