The hardware stack in the C28x core of the C2000 series microcontroller. The typical characteristics of this stack are a fixed starting address, or register reset value, and a variable stack space siz...
Because the chip memory is insufficient and the hardware circuit cannot be modified, ATMEGA168 with the same pin package is selected. In the process of modifying the program, many problems are encount...
[size=14px]The official documentation of MicroPython has been greatly adjusted. Originally, pyboard, wipy, esp8266, etc. were separate documents, but now the documents of various modules have been mer...
A: I have blocked these two in the device tree, and now they are all changed to LEDs.B: I need to change them to GPIO in iomuxc.A: I have blocked and even deleted them in the device tree, why doesn't ...
[i=s] This post was last edited by Yunhu Congbai on 2022-2-10 10:40 [/i] ## Preface GD32L233 supports hardware random numbers, awesome +1. Let's first talk about the concept of random numbers. True ra...
The constant current source circuit uses an operational amplifier and a triode to form a voltage-current conversion circuit. Among them, the main function of OPA211 is to achieve high-precision V/I...[Details]
Cableway flow measurement is a unique flow measurement method based on my country's national conditions. It is particularly suitable for measuring the cross-sectional area and average flow veloci...[Details]
The multivibrator is a self-excited oscillation circuit. Because it has no stable working state, the multivibrator is also called an astable circuit. Specifically, if the multivibrator is in the 0 st...[Details]
In recent years, due to the rapid development of lithium batteries, many portable products use voltage measurements to estimate the remaining battery power. However, the relationship between batter...[Details]
In a streetlight application, a possible configuration is 80 LEDs in series to create a 300V/0.35A load. When choosing the power topology, the requirements for isolation and power factor correcti...[Details]
On March 1, Nvidia had a good start, with a 4% increase on the day and a closing price of US$822.79, and its market value exceeded the 2 trillion mark for the first time.
At the same time, Nvi...[Details]
After learning the codes for these two key modes, we now decide to encapsulate these two modes into one function, and then use parameters to select whether to support continuous pressing or not. 1...[Details]
Industrial switches can be used in home networks, but they are not common. The amount of data exchanged in a general home network is small, and the required functions are not so complex, so choosin...[Details]
Thanks to the continued trend of working from home, the global demand for IT products such as laptops continues to grow. It is reported that Samsung Display is planning to build a new OLED production...[Details]
Compared with traditional light sources, light-emitting diodes (LEDs) have many advantages, such as low operating voltage, high energy efficiency, small size and directional light. They can provide a ...[Details]
The latest news says that the "overclocked version" of Snapdragon 865, Snapdragon 865 PLUS, will be released in July, with a main frequency of up to 3.09Ghz (Snapdragon 865 is 2.84GHz), and a running...[Details]
At the autumn conference in the early morning of the 16th, Apple officially launched the eighth-generation iPad. This device will become the new entry-level iPad model. The biggest change is that the...[Details]
Introduction: On July 26, the "SenseTime Jueying Autonomous Driving Technology Open Course" jointly planned and launched by SenseTime Jueying and Zhidongxi Open Course was successfully concluded. D...[Details]
After entering the exception service routine, the hardware automatically updates the value of LR to the special EXC_RETURN. When the program returns from the exception service routine and sends the E...[Details]
The MAX9812/MAX9813 are single/dual input, 20dB fixed gain microphone amplifiers. They feature a small package size and built-in low-noise microphone bias, making them suitable for portable audio dev...[Details]