If the PWM output clock and pin configuration are written in external functions, such as rcc_configuration and gpio_configuration, and these two functions are executed before the PWM configuration fun...
I want to make a bitmap button. I use PictureBox, but it is very slow to handle click events. So I thought of inheriting from the Button class, but found that overriding OnPaint is invalid. The follow...
@soso @nmg@eric-wang@All administratorshttps://bbs.eeworld.com.cn/thread-507467-1-1.htmlIt's been three years so fast. After lunch in the afternoon, I specially greeted SOSO, and she asked me to "give...
[i=s] This post was last edited by paulhyde on 2014-9-15 09:20 [/i] Some simple assembly programs, I hope it can help friends who are just starting to learn assembly~~...
I have a question, that is, after the operating system is started, does it still access the hardware through the BIOS, or does the operating system completely take over the hardware and not go through...
Today I saw someone else's ucf file. Could you please explain what it means? This is *, inst, and? , please explain, thank you! INST "*GTP_DUAL_1000X_inst?rx_elastic_buffer_inst_0?rd_addr_gray_?" TNM ...
LAN8720 configuration: IP: 192.168.192.30 Gateway: 192.168.192.1 A high frequency of ARP packets is detected The content of the packet asks for the mac address of 192.168.192.1, and asks the resp...[Details]
Although it is early summer, the Chinese smartphone market is still in the cold winter, just like Beijing in April with snow. For mobile phone brands caught in the middle, the cold is even more bit...[Details]
This example is mainly to familiarize yourself with the register configuration of Timer A and the configuration method of IAR. /*********************************************** Program function: re...[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]
On May 16, in response to
the public opinion storm caused by
Lenovo's
"
5G
voting" incident,
Lenovo
Holdings Chairman and
Lenovo
Group Founder Liu Chuanzhi, Lenovo Gr...[Details]
The independent watchdog of STM32 is driven by a dedicated internal 40Khz low-speed clock, that is, it is still effective even if the main clock fails. Here we need to note that the clock of the inde...[Details]
I have been working on a stm32 project recently and have been struggling with its startup method. I saw a good article and reposted it. The format of the original article is not very good, and there...[Details]
When STM32 uses JTMS (PA13) and JTCK (PA14) as normal I/O ports, add the following code before initialization (the order cannot be reversed): RCC_APB2PeriphClockCmd(RCC_APB2Periph_AFIO, ENABLE); G...[Details]
Use common anode digital tube and independent keyboard to connect P1 and P2 ports of single chip to realize answering machine The procedure is as follows: #include reg52.h void delay(unsigned char n)...[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]
Assume that both the augend NA and the addend NB are three-byte compressed BCD codes, which are stored in the internal RAM units 20H~22H and 30H~32H, respectively, with the low digit first and the hi...[Details]