Now I have a project similar to IP camera. I want to find suitable hardware. The operating system is tentatively Linux. The general requirements are as follows: 1. The processor core should preferably...
The National Day holiday hasn’t even arrived yet, but there are already many people posting travel photos on WeChat Moments. Even our “cousin” in the forum has gone on a leisurely trip! First of all, ...
I want to make something that can automatically control the CPU speed according to the CPU temperature change. I found a post on the Internet, but because I didn't learn analog circuits well in colleg...
I have many years of experience in host computer development. Due to the needs of the company's business, I have to switch to embedded development. I am very familiar with C language, but I don't unde...
LED circuit design and calculation Calculate the number of LEDs from a known power supply power Design example: How many LEDs can be configured under the conditions of a rated output power of 10W powe...
[i=s] This post was last edited by Yitanqingshui on 2014-8-20 21:53 [/i] 1. Input power supply parameters2. Select LED model3. Select AC-DC chip4. Generate project related files5. Circuit diagram6. PC...
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]
After we understand the use of libopencm3, we find that libopencm3 is only suitable for small projects. Its biggest feature is the convenience of USB. So when we configure large projects, is there a ...[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]
In the Chinese automobile market, the trend of new energy vehicles and driverless cars is leading the transformation of China's automobile industry. As the world's largest automobile market, "Chinese...[Details]
As many companies listed with
the concept of
touch screen
begin to "transform and upgrade", the official voice of the TP industry is getting smaller and smaller. At the same time, the list o...[Details]
At the just concluded InfoComm 2018 exhibition, the two major brands, Zhongke Jiguang and China Hualu, both displayed three-color light source
laser TVs
. The outstanding color performance ...[Details]
Temperature, humidity and irradiance are must-measure items in the photovoltaic industry. However, most of the current data collection is done by storing data in USB flash drives for offline analys...[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]
The T3 timer (8-bit) of CC2530 requires understanding of T3CTL, T3CCTL0, T3CC0, T3CCTL1, and T3CC registers. Timer 3/4 is an 8-bit timer with timer/counter/PWM functions. Timer 2, also known as MAC t...[Details]
For complex calculations, the speed of the microcontroller is too slow. The best way is to manually calculate all the results in advance, store them in ROM in sequence, and then directly check the re...[Details]
By manually inputting single pulses to the /INT0 of the 8051 microcontroller one by one, an interrupt is requested to the microcontroller. Each time the microcontroller interrupts, it outputs 55H, AA...[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]
MSP430 MCU 1602 LCD 60-second timing program //************************************************************** // P3BIT5 connects to RS)-- (BIT7 connects to NE)-- (BIT6 connects to RW) //P4 port sends...[Details]