SR7N1

The global PV inverter market will shrink from $6.3 billion in 2017 to $3.7 billion in 2022 due to falling prices, according to GlobalData. Global PV Inverter Market Value to Shrink to $3.7 Bil...[Details]

In 2017, Sanan Optoelectronics achieved sales revenue of 8.394 billion yuan, operating profit of 3.856 billion yuan, and net profit attributable to shareholders of the parent company of 3.1...[Details]

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]

Overview Lightning is a strong discharge phenomenon that occurs between thunderstorm clouds and between thunderstorm clouds and the earth due to severe convective weather. Lightning is gen...[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]

In 2018, the National Development and Reform Commission issued a new photovoltaic subsidy policy. The benchmark on-grid electricity price was significantly reduced, the return on investment decreased,...[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]

STM32 has three startup modes. In RM0008 downloaded from the ST official website, you can find the startup-related configuration instructions: Translated into Chinese: The storage media corresp...[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]

1. A/D (Analog-to-Digital) and D/A (Digital-to-Analog) Conversion 1. Pin AOUT: Analog output Vref: reference voltage AGND: Analog ground EXT: Ground OSC: Floating SCL，SDA：IIC AIN0, AIN1, AIN2: anal...[Details]

#include reg52.h      #include intrins.h          //unsigned char segout ={0,1,2,3,4,5,6,7}; //8 columns   unsigned char segout ={0x01,0x02,0x04,0x08,0x10,0x20,0x40,0x80}; //8 columns   unsigned char...[Details]

　　After the first public release of the prospectus of CATL, a new vitality was injected into new energy vehicles. According to market speculation, CATL is expected to issue at around 60 yuan per shar...[Details]

Take serial port interrupt as an example: like: void serial() interrupt 4 { } and void serial_uart() interrupt 4 { } The functions of both functions are to define the serial port interrupt function. ...[Details]