561-37B0500

In recent years, as energy consumption and environmental protection issues have attracted people's attention, my country's solar photovoltaic power generation industry has shown a rapid development...[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]

1. Test environment description Hardware platform: NUCLEO-F767ZI development board (STM32F7, Cortex-M7, 216MHz, 2MB Flash, 512KB SRAM)  Operating system: FreeRTOS v9.0.0 (CMSIS-RTOS v1.02)  TCP/IP p...[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]

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]

As photovoltaic power stations come into people's view, people are paying more and more attention to them. Recently, some netizens asked me how to match the inverter and components of photovoltaic ...[Details]

At the beginning, I used the stdlib library. Recently, I found that the cube library is more and more widely used, so I started to use the cube library to complete the ADC multi-channel acquisition e...[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]

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 avr/io.h void Delay(unsigned int T) { unsigned int i,j; for (i=0;i T;i++)   for (j=0;j 100;j++)    asmvolatile ("nop"); //Assembly instruction, let the microcontroller run empty instruction...[Details]

1.GCC+PN(WinAVR-20071221) Introduction: WinAVR-20071221 comes with Programmer's Notepad, which is an easy-to-use and powerful code editor with basic functions such as project management, syntax colo...[Details]

In one of my products, there are two chips, AVR and PIC, at the same time. When AVR drives the relay, then drives the contactor. PIC is used for display. I found that PIC actually has a little interf...[Details]

The EM78  microcontroller  does not have a multiplication instruction, so the multiplication operation needs to be converted into an addition operation. The 0X20 unit data is multiplied by the 0X21 u...[Details]

; *************************************************** ; * Function : 8 LED flash program * ; * MICroProcessor : HT48R50A-1/28SKDIP-A * ; *Author:       www.picr.com                  * ; * Crystal : 4...[Details]

Source program: SLAVR737.ASM uses AVR microcontroller 8-bit data to generate random numbers, outputs random numbers from PORTA and PORTC, and displays them on 8X8 LEDs. For hardware wiring circuit, s...[Details]