B57364-S509-M

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]

Serial Port:   一. USART_ITConfig(USART1, USART_IT_TXE, ENABLE): As long as the transmit register is empty, there will always be an interrupt. Therefore, if you are not sending data, turn off the tran...[Details]

Autonomous driving and 5G are the two hot topics that global companies and media are paying the most attention to, and the combination of the two is the focus of everyone's attention....[Details]

In the project, CPLD is needed to complete part of the algorithm design. The parameters are given by AVR, so the communication between AVR and CPLD needs to be completed. Therefore, a test program is...[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]

pre name="code" class="cpp" uint32_t ADC_Detect(uint32_t  AD_Channel)   {          hadc.Instance- CHSELR = 0;       ADC_ChannelConfTypeDef sConfig;       sConfig.Channel = AD_Channel;           sConf...[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]

Pin Definition  FSMC configuration steps 1. Enable the corresponding pin GPIO clock  2. Configure the GPIO pin mode  3. Enable the FSMC clock  4. FSMC initialization  5. Memory block enable Examp...[Details]

Note: This STM32 microcontroller is the STM32F103 series. The ADC of Stm32 has DMA function. This is beyond doubt and is what we use most! However, if we want to sample a signal (such as a pulse sign...[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]

In the 80C51 single-chip microcomputer, the clock frequency is known to be 6MHz. Please program P1.0 and P1.1 to output square waves with periods of 2s and 0.5s respectively. Please give the answer a...[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]

#include "MSP430x24x.h" void main(void) {         // Stop watchdog timer to prevent time out reset         WDTCTL = WDTPW + WDTHOLD; //Watchdog            P4DIR = BIT0|BIT1|BIT2|BIT3; //Set to outpu...[Details]

/********************************************************************** **                                                        ** File : EEPROM.c | Eeprom write and read |                         ...[Details]

//Note: The GCC-AVR version used in this article is WinAVR20100110 Interrupts are not part of the C language, and the implementation of interrupts is implemented by the compiler. Therefore, the writ...[Details]