When collecting data, you need to convert the binary number into a decimal number to display it on the LCD or LED. In the past, the method of %1000, /1000, %100, /100... was used, which required many ...
Temperature detection is a necessary monitoring when we are at home, in and out of the community or workplace, and when traveling. Infrared thermometers help reduce contact transmission through non-co...
I am participating in the Hetai Cup, but I don't know much about Hetai. I hope there is detailed information about ht66f489 and how to write the program....
1. The idea of low power consumption. Many people don't understand this concept. Let's explain this first. If you understand this, many things about BLE will be much clearer.Low power consumption for ...
Reading the high and low levels of a pin is most commonly used in key press determination, and is also used in interrupts.
1. Key phrases
int32_t ROM_GPIOPinRead(uint32_t ui32Port, uint8_t ui8Pins)Par...
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]
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]
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]
Security PPP is a new model of urban video surveillance projects: 1) The government and social capital establish a project company in a certain proportion; 2) The project company participates in the ...[Details]
A few days ago, Hanergy Chairman Li held a grand launch of Hanwa new products, which once again attracted the attention of the mass media to the development of photovoltaics. The unique Hanergy has gr...[Details]
This program uses the eight-channel ADC single acquisition mode. According to the configuration, ADC12SC will automatically reset after the conversion is completed in the single mode, so it is necess...[Details]
Household photovoltaic power stations mainly utilize idle resources on existing household buildings, such as roofs, wall facades, balconies, courtyards, etc., to install and use distributed photovo...[Details]
According to the description provided in the official manual of ST, it is not difficult to see that the ADC analog watchdog is actually that the user can set an upper and lower limit of the AD value...[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]
1. Common knowledge about DMA. 1. Function: to achieve high-speed data transmission between chips. That is, it can achieve data transmission without occupying the CPU. 2. Mode: There are three tran...[Details]
Title: Use two dynamic digital tubes to display from 0 to 60, output from the P1 port of 89C51, without adding a decoder, and directly connect the digital tubes. Note that they are dynamic digital tu...[Details]
Assume that the MCS-51 microcontroller uses a 12MHz crystal oscillator, and wants to use a timer to generate a pulse with a duty cycle of about 30% and a period of 60ms at port P1.0. ;==============...[Details]
//******************************************************************************/ #include msp430.h //Note: There must be a delay between two transmissions, otherwise it cannot be sent again, seria...[Details]
Recently, in the display industry,
quantum dot
display technology has become popular, and major manufacturers have flocked to it and started to produce
quantum dot
displays. However...[Details]