The modes used by wifi and BT are both spi. They share the same clk, but have different antennas. The connection between BT and wifi is BT_STATE, WL_ACTIVE, BT_PRIORITY. If these three lines are remov...
For controlling stepper motors, the most important control parameters are the number and frequency of pulses. The combination of the two can achieve the required motor acceleration and deceleration cu...
I want to make a digital image processing module myself, but I don't know how to choose the camera. I currently have a USB camera, but I don't know if I can use it. I hope you can give me some advice....
Photovoltaic inverters are the core equipment of photovoltaic systems. Their main function is to convert the direct current generated by photovoltaic modules into alternating current that meets the...[Details]
1. Principle 1. Infrared emission protocol The infrared transmission protocol has been written in the previous article , so I will not repeat it here. 2. Timer counting and input capture A timer...[Details]
The status of interrupts in developing embedded systems is absolutely unquestionable. In the era of C51 microcontrollers, there were only 5 interrupts, including 2 external interrupts, 2 timer/counte...[Details]
Development Background: 1. Main chip - STM32F207VCT6; 2. TCP/IP protocol stack - LWIP, transplanted based on ST routines; 3. Operating system - none (bare metal); Anomalies: 1. Power on the device wi...[Details]
In most countries, the military is a fairly large group, and the health of soldiers is particularly important to the combat effectiveness of the army. The US Department of Defense's Advanced Resear...[Details]
With the implementation of the first version of the NR sub-6GHz draft of 3GPP in December 2017, and the subsequent Phase 2 drafts, semiconductor manufacturers and terminal manufacturers began to ...[Details]
At present, the Beidou system has achieved industrial breakthroughs and leapfrog development in five major areas, including the automotive OEM market, smart phones, and high-precision applications....[Details]
Unlike three years ago, today's
artificial intelligence
is no longer just a floating concept, and the venture capital circle has begun to explore the various possibilities of this technolog...[Details]
In recent years, in addition to Huawei Kirin
chips
in the mobile phone industry
, Xiaomi's own processor Pengpai S1, AI
chip
start-ups such as Cambrian, Horizon, and Deephi Technolo...[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]
STM32 has two watchdogs: independent watchdog and window watchdog. This article mainly introduces the use of independent watchdog. Independent watchdog (IDWG): driven by an independent 40KHZ low-sp...[Details]
At this exhibition, Microsoft brought its flagship intelligent voice products - XiaoIce and Xiaona. In addition, the voice will be equipped with an intelligent face recognition system. Let's see ho...[Details]
This is a "cooperation" that is related to the future development of China's semiconductor industry. Let's follow the embedded editor to learn more about the relevant content.
Last week, a...[Details]
The STM8L contains a 12-bit ADC with 25 input channels, including an internal temperature sensor, an internal reference voltage As can be seen from the figure above, there is an internal re...[Details]