On the ATmega4809 Curiosity Nano, the button uses PF6, which is also the RST pin and is set to GPIO mode by default. Because there is a 100K pull-up resistor R200 on PF6, there is no need to set the i...
[Sweet Potato RL78/G14 Progress Post] Wireless Sensor Node Progress Post (1) + Posting/Showing Board I received the RL78/G14 development board a long time ago. I was busy with work and started reading...
[align=left][b][font=微软雅黑][size=3]No way to get support in the middle of the night, time-consuming to return software to the factory for upgrading, too low efficiency of customer service communication...
[size=5][color=#ff0000]Who deleted my post, title: (Intelligent water leakage automatic switch source code (free download)) There is no advertisement or violation in my post, the administrator should ...
I use the time slice interrupt INT_TICK of the real-time clock module. I initialize it in main first and turn on the interrupt mask bit of INTMASK. The program stops when it reaches rINTMSK&=(~(1<<8))...
Designing for automotive LCD displays larger than 5" can be complex. The display source driver requires a supply rail called analog voltage device drain (AVDD) in the 10V to 15V range and two supply ...[Details]
In our common sense, the word technology often has two definitions. The first is the technology sealed in the laboratory. They are like flowers on the mountain top. Only a few people on the mountai...[Details]
In order to strengthen the management of new energy vehicle charging facilities in our city, prevent and reduce accidents, protect the lives and property of the people, and improve the public safet...[Details]
On April 24, Sungrow released its annual financial report. The report shows that in 2017, Sungrow's global shipments reached 16.5GW, of which domestic shipments reached 13.2GW, a year-on-year incre...[Details]
In the previous article, I wrote a simple GPIO running light test, which looked a bit monotonous. I was used to serial port debugging. If there was no serial port on the board, I had to find another ...[Details]
Because the STM32 HAL library only has millisecond-level delay for HAl_Delay(), in order to achieve accurate microsecond-level delay, Systick has to be modified. However, since it is used internally ...[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 1952, Bell Labs built a 6-foot-tall automatic number recognition machine called "Audrey", which could recognize the pronunciation of the numbers 0 to 9 with an accuracy of more than 90%. And its...[Details]
From last year to now, competition in the photovoltaic inverter industry has become increasingly fierce. In addition to the introduction of new products, various marketing and promotion methods hav...[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]
The photovoltaic inverter is the core equipment of the photovoltaic system. Its main function is to convert the direct current generated by the photovoltaic modules into alternating current that meets...[Details]
This program mainly uses the comparison output function of the timer to generate PWM waves to control the LED. The comparison output of timer A corresponds to P2.3 P2.4. Therefore, a matching working...[Details]
1. Brief description A summary of "How to build uClinux kernel transplantation on ARMSYS development board with S3C44B0X as core", including the analysis of Bootloader function and the key co...[Details]