Some time ago, I found a Freescale board on China Electronics Port for 9.9 yuan with free shipping. It looks very delicate and well made. It comes with a downloader and debugging device, as well as co...
[i=s]This post was last edited by paulhyde on 2014-9-15 09:05[/i] Based on the original parts, this year's control is still a small car, and the remote control is unlikely. The small car should have s...
Now there is a charging module to charge the 18650 lithium battery, and a boost module to increase 3.7V to 12V. How can we ensure that the charging current is not directly supplied to the boost module...
In photovoltaic systems, especially small and medium power inverters, most of them use boost for MPPT. I would like to share a boost simulink model. Although it works, I don’t know if there is any pro...
Dear experts! Recently, I have used Xinhualong's single-chip microcomputer to develop GPRS networking related projects. I have encountered some problems and hope that you can give me some advice. At p...
I want to buy a Chuanglong DSP6748 board for 1300 yuan, as shown in the picture, with a screen, not too old, it's ok, it's OK if you have accessories or a better board than this one, the price can be ...
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]
When Amazon launched its first
cloud computing
service, the outside world was not optimistic about this direction, as it had high investment, low profits and many uncertainties. Let's follo...[Details]
Recently, the US embargo on ZTE has attracted much attention. Let's take a look at the relevant content with the automotive electronics editor. On April 16, local time, the U.S. Department of Co...[Details]
This is my first time writing an STM32 program. I have many questions to ask. I want to convert the data of the SO of MAX6675 into the actual temperature and read it out using the serial port tool. I...[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 paper combines embedded control technology with network control technology to realize the design of temperature control system based on single chip microcomputer through Internet control. Th...[Details]
In 2018, the National Development and Reform Commission issued a new photovoltaic subsidy policy. The benchmark on-grid electricity price was significantly reduced, the return on investment decreased,...[Details]
The day before yesterday, another mainland technology company submitted a prospectus to the Hong Kong Stock Exchange. The company is called "Jia Nan Creative (hereinafter referred to as 'Jia Nan')"...[Details]
ADC Introduction: ADC (Analog-to-Digital Converter). That is, converting analog signals into digital signals for processing. When storing or transmitting, analog-to-digital converters are almost ...[Details]
How to convert the pin voltage value into V using the built-in ADC of STM32? V(ADC) = Value(ADC) * V(ref)/4096 (The ADC of STM32 is 12 bits, so the maximum value of the AD word is 4096)
Where V(ADC...[Details]
This program sets the LED running light and the 0-16 numbers of the 0th position of the digital tube to light up in a cycle. The digital tube program cannot be put into the main function, because the...[Details]
One addend is in the on-chip RAM 40H, 41H, 42H units, the other addend is in the on-chip RAM 43H, 44H, 45H, and the sum is stored in the 50H, 51H, 52H units, with the carry bit stored in 00H. Please ...[Details]
As an important branch of the power electronics industry, the technological progress of photovoltaic inverters is highly dependent on the development of electronic components and control technology...[Details]
The STC12C5412AD microcontroller is an enhanced 8051 standard 51 series microcontroller. It is 12 times faster than the ordinary 8051 and can be programmed on a home computer without an emulator. ...[Details]
The top row of pins is the row, and the bottom row of pins is the column. The row is the LED anode. Each row and column is controlled by four 74HC573, each controlling 8 pins. At the sa...[Details]
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