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0 Introduction In recent years, embedded technology has developed very rapidly. Highly integrated processors with single-chip microcomputers and dedicated embedded ARM as the core have emerged and h...[Details]

　　1 Detect low-power crystal diode A? Identify positive and negative electrodes 　　(a) Observe the symbol on the shell. Usually the diode shell is marked with the diode symbol, the end with a triang...[Details]

Wireless charging should be familiar to everyone, especially with the entry of first-tier mobile phone brands such as Apple, Samsung, Xiaomi, Huawei, OPPO, and vivo into the wireless charging marke...[Details]

1. Startup method selection The BOOT process occurs after the I.MX6U chip is powered on. The chip will select the BOOT mode according to the setting of BOOT_MODE . The value of BOOT_MODE can be chang...[Details]

In the past data acquisition systems, microcontrollers and DSPs were often selected as the main controllers. However, with the continuous improvement of FPGA performance, it has the advantages of high...[Details]

Now I am learning microcontrollers. There are two main models used in the entry kit: STC12C5A32S2 and STC12C4052AD. These two chips are comprehensive choices after considering many issues when I chose...[Details]

1 Introduction In the past 100 years, lighting technology has gone through three important development stages: incandescent lamps, fluorescent lamps and HID lamps. Due to its many advantages such as ...[Details]

#define GLOBAL_CLK //equivalent to defining FCLK, HCLK, PCLK, UCLK   #include "def.h" #include "option.h" #include "mmu.h" #include "2440addr.h"   #define LED1_on  rGPBDAT = ((0xf 5)^(1 5))  //GPB5=...[Details]

Recently, Bloomberg New Energy Finance (BNEF) released the "2022 Component and Inverter Financing Value Report", adding a bit of heat to this cold weather. What is more worth celebrating is that Ch...[Details]

I've been playing with car LCD instrumentation recently. I used Arduino+USART LCD before, but later found that Arduino's performance was not enough, so I turned to STM32. Since I needed to display mo...[Details]

The internal resistance of the current block of the multimeter should be equal to zero, but in fact it is not. Due to the existence of internal resistance, when using the multimeter to measure curren...[Details]

The code in the stm32 peripheral library was ported. //CAN_Polling successful DS1 is on //CAN_Interrupt success DS2 lights up When it fails, DS3 and DS4 will light up respectively. The key code ...[Details]

When users use electromagnetic flowmeters, alarms occasionally occur. The other party will naturally think that there is something wrong with the flowmeter. In fact, specific problems need to be anal...[Details]

In May, the United States upgraded its ban on Huawei, intending to hit Huawei's global chip supply chain. According to Taiwan's Economic Daily News, the new ban will take effect in September. In orde...[Details]

As the world begins to phase out inefficient incandescent lamps, a large incandescent lamp replacement market has emerged, especially in the European and American household markets, because many inca...[Details]