[size=3][b]A small project, a wireless temperature collection project of single bus 18b20[/b][/size] [size=3][b]Only occupies 1 IO port, collects multiple temperature data[/b][/size] [size=3][b]You ca...
When debugging MQTT, because multiple modules and the same program were used, it was found that during the debugging process, when one module was online, it would squeeze out the connection of another...
I haven't been to the forum for a month, and suddenly I remembered the train attendant's slogan for selling toys, "Where is Dad? Dad went to play mahjong." I, of course, went home. My home is in the N...
[i=s]This post was last edited by 770781327 on 2015-4-1 22:01[/i] First, let's experience 12864G-086-P, using the SPI method. Just in time to learn about the use of NXP's SPI. First look at the pin di...
Can do PS, FIASH, CorelDraw, cost-effective, how much does it cost? I am studying art design, and I need a better display effect. Please give me some suggestions! Thank you!...
The trade war between China and the United States has become the focus. The United States has begun to play the ban card against Chinese technology companies. The ZTE incident shows that if the ban...[Details]
Regarding the PHY construction of LWIP, the PHY chip used is LAN8720A, RMII mode. Regarding the hardware connection part, the Atomic board F407 is used, and the hardware connection is as follows: ...[Details]
The Wassenaar Arrangement, everything started during the Cold War. Let's learn more about it with the embedded editor.
background
After the end of World War II, the United States ...[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]
STM32 uses FSMC to read and write CPLD programs. CPLD is hung on the address line and data line of STM32. CPLD is regarded as an off-chip RAM for reading and writing. On the board I made, CPLD is hun...[Details]
The implementation of CAN driver under embedded operating system Android requires not only adding CAN driver device in Linux kernel, but also implementing the call of Android HAL layer. Taking S5...[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]
OSC_IN and OSC_OUT are external crystal pins by default. If you do not use an external crystal oscillator on the STM32, how to connect OSC_IN and OSC_OUT If you use the internal RC oscillator instead...[Details]
Note: This STM32 microcontroller is the STM32F103 series. The ADC of Stm32 has DMA function. This is beyond doubt and is what we use most! However, if we want to sample a signal (such as a pulse sign...[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]
Using AT89S51 microcontroller, modify the original one to turn the LED on for 4s and off for 2s. Thank you. Use a timer. (The program is written in the answer, omitted here - just a note) The origi...[Details]
I have been working on single-chip microcomputers for several years, and I have always wanted to make a series of summaries. It happened to rain today. As the saying goes: Rainy days are good for...[Details]
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