I want to make a running hour meter recently, which requires a TCP/IP interface and LCD display (0801). Which microcontroller is more suitable? Is there anything I need to pay attention to when design...
Although Beaglebone has tools for making u-boot and kernel , modules cannot be added through tools during driver development, so we still need to compile u-boot and kernel, which involves environment ...
After the data is framed, one frame contains 8 bytes, a total of 64 bits, fram[63 0]. Originally, it is sent from high to low, from fram[63] to fram[0] in order, and only one counter is needed. Now if...
1. Principle 1. Infrared emission protocol The infrared transmission protocol has been written in the previous article , so I will not repeat it here. 2. Timer counting and input capture A timer...[Details]
1. Function prototype In the function library officially provided by STM32, you can find functions like HAL_Delay(). This function uses a timer to achieve a more accurate time delay and provides it...[Details]
I have been working on this i2c for several days. Many people on the Internet say that this is a problem with the ST package library, and they basically talk about the STM32F1 series of chips, and ev...[Details]
Recently, the relevant person in charge of the Energy Conservation Division of the Energy Conservation and Technology Equipment Department of the National Energy Administration said on the issue of...[Details]
Mobile communication resale business means that enterprises can contract part of the communication network usage rights from basic telecommunications operators, repackage them into their own brands...[Details]
Different models of PIC series microcontrollers have different watchdog settings. The following takes the PIC16F688 microcontroller as an example. 1. If WDTE=1 in the configuration word, the watchdog...[Details]
STM32 has two watchdogs: independent watchdog and window watchdog. This article mainly introduces the use of independent watchdog. Independent watchdog (IDWG): driven by an independent 40KHZ low-sp...[Details]
Summary of STM32 peripheral DMA usage: 1. Select DAM mode according to your needs: (1) Circular mode—DMA_Mode = DMA_Mode_Circular (2) Normal mode—DMA_Mode = DMA_Mode_Normal 2. For Chanel3 of DMA1, t...[Details]
DMA: 1. When using DAC, when the converted analog signal is output through the IO port, why is the IO port also configured to input mode? PS: The stm32 manual defines that PA4 and PA5 are connected...[Details]
Design a program for the 51 single-chip microcomputer. It is known that the crystal oscillator frequency of the 89C51 single-chip microcomputer is 12MHz, and it is required to use T1 timing to output...[Details]
The clock frequency of the 80C51 microcontroller is 12MHz, and the timer T1 and P1.0 are used to output rectangular pulses. The waveform only shows two segments: one segment is 100us and the other se...[Details]
China Energy Storage Network News:
2017 is the year when China's energy internet policy was implemented. Since the National Energy Administration issued the "Notice on the Announcement of the...[Details]
AP Energy Technology's new micro inverter YC600 uses an innovative topology and control method, breaking the technical bottleneck of domestic micro inverters that have been silent for three years. ...[Details]
China Energy Storage Network:
China's energy structure is in a period of transformation, with renewable energy and clean energy gradually replacing fossil fuels, and energy development moving...[Details]
China Energy Storage Network News:
Zhang Haiming, deputy general manager of the Energy Internet Department of Sungrow Power Supply Co., Ltd., delivered a keynote speech on Sungrow's one-stop ...[Details]