HDF764A

1. Principle 1. Infrared emission protocol There are many infrared communication protocols. This experiment uses the NEC protocol. This protocol uses PWM modulation and uses pulse width to represen...[Details]

Today, under the guidance of a low-level expert, I learned how to configure the PWM module! Woof! First open the file configured last time, as follows:  Then, we need to use TIM1 to set PWM:  Then,...[Details]

Development Background: 1. Main chip - STM32F207VCT6; 2. TCP/IP protocol stack - LWIP, transplanted based on ST routines; 3. Operating system - none (bare metal); Anomalies: 1. Power on the device wi...[Details]

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]

    With the implementation of the first version of the NR sub-6GHz draft of 3GPP in December 2017, and the subsequent Phase 2 drafts, semiconductor manufacturers and terminal manufacturers began to ...[Details]

The photovoltaic inverter is the core equipment of the photovoltaic system. Its main function is to convert the direct current generated by the photovoltaic modules into alternating current that meets...[Details]

Superconductors have physical properties such as zero resistance effect, Meissner effect and Josephson effect, which make them have broad application prospects and unparalleled advantages in many b...[Details]

In recent years, in addition to Huawei Kirin chips in the mobile phone industry , Xiaomi's own processor Pengpai S1, AI chip start-ups such as Cambrian, Horizon, and Deephi Technolo...[Details]

Photovoltaic inverters are the core equipment of photovoltaic systems. Their main function is to convert the direct current generated by photovoltaic modules into alternating current that meets the...[Details]

Recently, the National Development and Reform Commission announced that all foreign equity restrictions in the automobile industry will be lifted in the next five years. At the same time, as subsid...[Details]

About a dozen years ago, AMD was also a rival to Intel. It can be said that the two microprocessor manufacturers have been in love and hate for many years, which is completely a commercial ...[Details]

On June 25 this year, in Guangzhou, at an energy forum held by British oil giant BP Group, Zhao Daiqing, a researcher at the Guangzhou Institute of Energy Conservation of the Chinese Academy of Sci...[Details]

As more and more mechanical systems are replaced by electronic systems, power consumption and how to monitor it becomes increasingly important. Accurately monitoring the power consumption of electric...[Details]

/* Code adapted from Atmel AVRApplICation Note AVR306 * Interrupt mode driver for UART. */ #include io8515.h #include macros.h #include "uart.h" /* IMPORTANT: these vector numbers are for 8515! If yo...[Details]

Hardware description: PB5 of ATmega48/88/168 is the SPI clock output, connected to the shift clock input of 74HC595/74HC165; PB4 is the MISO data input of SPI, connected to the data output of 74HC165...[Details]