The function of pin VBUS in STM32 USB OTG.
Is VBUS an input pin or an output pin? Can it be directly connected to 5v?Also, in the USB pin, what are the voltage levels of the two differential signal li...
[i=s]This post was last edited by jameswangsynnex on 2015-3-3 19:59[/i] [p=25, null, left][color=rgb(0, 0, 0)][font=simsun]Beijing time, October 4, according to foreign media reports, Nokia announced ...
[i=s] This post was last edited by Mike on 2014-10-20 09:21 [/i] I have a question, is the source file of EMW3161_COMMON_BOOT.bin, this Bootloader, officially available? I just took a look at the 1081...
[size=6][b]Development board released to support Taobao transactions! ! Contact QQ: 1141813422 1. STM32F103 development board without JLINK (50RMB) The development board is soldered by myself, and the...
I used STM32CubeMX V4.22.1 to generate a project including EHT and Lwip. The debugging has been abnormal. After careful inspection, the following problems were found: 1. The hardware uses LAN8720A, b...[Details]
China Energy Storage Network News:
The Global Energy Internet Seminar, jointly organized by the Global Energy Internet Development Cooperation Organization and the Royal Academy of Engineerin...[Details]
We have mentioned DS1302 before. It has three lines, namely CE, I/O and SCLK. CE is the enable line, SCLK is the clock line, and I/O is the data line. We have introduced SPI communication before. Hav...[Details]
(1) b, bl: relative jump instructions. The jump range is 32MB before and after the current instruction. (2) mov, ldr, str: mov is more familiar, which means assignment. ldr originally means "large ra...[Details]
All interrupt functions are defined in the .s file. WWDG_IRQHandler PVD_IRQHandler TAMPER_IRQHandler RTC_IRQHandler FLASH_IRQHandler RCC_IRQHandler EXTI0_IRQHandler EXTI1_IRQHandler EXTI2_I...[Details]
Ⅰ. Write in front The stability of STM8S is not as good as that of STM32, especially when the power consumption is low. When using EXTI external interrupt to wake up, it is easy to be woken up by i...[Details]
Judging from its investment layout in the past two years, from the top companies in the field of AI chips,
Cambrian
and DeePhi Technology, to the unicorns in the field of computer vision
,...[Details]
Functions of the smart electronic clock: 1. Full calendar timing. 2. 12/24 hour conversion. 3. 8-way timing output (can be turned on/off) 4. Error: 15S+1uS 5. Automatic tracking of large and ...[Details]
On October 24, the 1024 Developer Festival hosted by
iFLYTEK
was grandly opened in Hefei. At this conference,
iFLYTEK
officially released the 1024 plan and announced its three major...[Details]
The complete project folder can be downloaded here http://pan.baidu.com/s/1EFgkw KEIL—MDK 4.72a debugging passed //Header file includes--------------------------------------------------------------...[Details]
uIP is mainly designed for 8-bit and 16-bit systems. The program was written with porting in mind. The main files of uIP include uip.c and uip_arp.c. (1) The basic process of porting. Cha...[Details]
Foxconn
Technology Group (hereinafter referred to as "
Foxconn
"),
which has entered the mainland for 30 years
, finally decided to go public in China on the eve of the 2018 Spring F...[Details]
At present, multi-microcomputer systems have been applied in many aspects, such as industrial robot control, CNC machine tool control, etc. Therefore, communication between multiple machines has be...[Details]