I made my own board, the minimum system is CPU+RAM+FLASH. The CPU is PXA270, the flash is 28F128J3A, connected to nSC0 chip select. Currently, two boards are installed. Everything is OK on the first b...
In the IEEE 754 standard, is the exponent represented by a shift code or a two's complement code? Is the mantissa represented by the original code or the two's complement code? Is it specified in IEEE...
[b][align=left][size=12px]I have a CC2530 programmer (emulator) with a C8051F320 main control chip (old model in emulators). I have also made a batch of CC2530 emulators. I use a C8051 dedicated progr...
TI introduces the fastest Hercules MCU yet - Meeting the functional safety needs of developers in industrial, medical, automotive and transportation designs [/size][/font][/backcolor][/color][/align] ...
[code]/********************************************************** Date: 2007-06-04 Author: Li Meng Function: 430 MCU receives the file first and then sends it to PC ***********************************...
China Energy Storage Network News:
On April 24, State Grid Corporation of China (hereinafter referred to as "SGCC") and China Southern Power Grid Co., Ltd. (hereinafter referred to as "CSGC")...[Details]
When
artificial intelligence
can help humans take on some work, we always divide the responsibilities of both parties very clearly. When humans work, we rarely see
artificial intelligen...[Details]
1. Purpose Since the number of times the STM32 FLASH can be erased and written is limited, in order to protect our FLASH and extend the use time of the MCU, we can debug on the SRAM. SRAM is a ...[Details]
In the actual project development process, it is common to encounter modifications to the hardware circuit, and then the modified part requires the modification of the driver. Thinking about the comi...[Details]
1. Initial understanding of FSMC: FSMC consists of 4 modules: (1) AHB interface (including FSMC configuration register) (2) NOR flash memory and PSRAM controller (when driving LCD, LCD is like a PSRA...[Details]
This is also a routine in the development board, with explanations of the key points. The program is as follows: /********************************************************* Program notes: First...[Details]
China Energy Storage Network News:
"As the world's first third-generation blockchain, Anda Chain, which has China's independent intellectual property rights, will be launched globally in the ...[Details]
Site conditions: 1. AD acquisition, DMA transmission; AD is set to single-channel continuous mode, DMA is set to single-shot mode. The upper threshold of the AD analog watchdog setting is less than t...[Details]
Independent watchdog (IWDG) and low power mode are often used in STM32 development. The watchdog is to detect and solve faults caused by software errors, and the low power mode is to enter sleep mode...[Details]
Google may have foreseen the spread of artificial intelligence (
AI
) technology across apps, devices, and services, such as recognizing friends' faces in photos and giving smart speakers h...[Details]
Ouster LiDAR OS-1 (left) and OS-2 (center) Velodyne invented the modern 3D LiDAR scanner in the mid-2000s, but in recent years conventional wisdom has held that Velodyne’s design — 64 lasers mounted...[Details]
A crystal oscillator can be electrically equivalent to a two-terminal network consisting of a capacitor and a resistor in parallel and a capacitor in series. In electrical engineering, this network h...[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]
Example analysis: (using DMA mode) mian function: extern __IO u16 ADC_ConvertedValue; //The voltage value converted by ADC is defined in the context of ADC1_Init() float ADC_ConvertedValueLocal; ...[Details]
This example sets up a button to adjust the square wave of different frequencies (multiples of 100) from 100-1000hz. In addition, serial port communication is added, and the corresponding frequency c...[Details]
Embedded System
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