When the power is off and the emulation port is used, everything is normal. When the power is on, it is all 2048 or 4095.I set the internal reference voltage to 2-2.5V.It's strange. I can't figure out...
Today, when debugging STM32F103RCT6, I found a problem. The previous library program did not run at all. When using the latest 3.10, I found that the program always stopped at while((RCC->CR & RCC_CR_...
The definition of strtoul is: unsigned long strtoul(const char *str, char **endptr, int requestedbase, int *ret) It can be seen that ADS1.2 will point the NULL pointer to address 0, but address 0 is w...
I have used OPEN AT to complete the GPRS activation part, but why can't I receive anything in the data stream? I can receive PPP packets by using ATD*99***1# in the hyperterminal. How can I use OPEN A...
In the MCS-51 microcontroller, a 12Mhz clock is used, and timer T0 uses mode 1 (16-bit counter). In the following program, what is the output frequency of p1.0? MOV TMOD,#01H SETB TR0 LOOP:MOV TH0,#0B...
Lithium-ion batteries have a high energy-to-weight and energy-to-volume ratio, no memory effect, can be recharged many times, have a long service life, and are becoming increasingly cheaper. A good...[Details]
Overview
Currently, many portable consumer electronic products, such as mobile phones, PDAs, MP3 players, and notebooks, are equipped with display screens. Although the type and size of the di...[Details]
In the issue of ensuring the safety of drivers and pedestrians, the proportion of electronic technology has increased. According to the survey, 80% to 90% of traffic accidents are caused by driver...[Details]
Abstract: This paper introduces the origin and new features of MP4, and introduces the core audio compression technology MPEG-2 AAC (Advanced Audio Coding) based on MP4. Finally, it briefly summari...[Details]
"Where am I? Where am I going? Where is he/she? How far is he/she from me?..." Do you often have such questions like me? In fact, who can deny that these are questions that we often think about, ev...[Details]
Plasma processing in the semiconductor industry is a challenging environment for fluororubber vacuum seals. The ability to seal under high temperature and plasma conditions is critical to maximizin...[Details]
1 Introduction
Under the current situation of power shortage in my country, it is very important to monitor power to ensure safe use of power. The research and transformation of power grid...[Details]
Our company's teardown work has always been as close to global technology trends as possible, but not all new product trials are like this. Just as Japan frequently conducts new product trials in i...[Details]
Recently, Infineon Technologies AG launched the world's first monolithic linear regulator with integrated diagnostics and protection functions for in-vehicle radio systems, further expanding its pr...[Details]
Preface
In people's daily life and work, the amount of electricity consumed by computers is very considerable, so the industry pays great attention to energy saving and consumption reduct...[Details]
0 Introduction
As a large-capacity, high-speed, low-price, and low-power storage device, SDRAM has high application value in embedded real-time image processing systems. However, its contr...[Details]
1. The significance of automation and the challenges it faces
Whether it is a completed or ongoing server virtualization project, one issue that cannot be avoided is staff efficien...[Details]
Preface
EEG (Electroencephalography) is a spontaneous potential activity generated by brain nerve activity and existing in the central nervous system, which contains rich brain activity in...[Details]
Most of the current maritime radars in my country are imported radars with a short effective detection range. They are unable to identify signals when the signal-to-noise ratio drops to 3 dB. With ...[Details]
The power management system of a netbook can be divided into the following parts: 1. Battery charging and management; 2. CPU processor power supply; 3. System 5V/3.3V power supply; 4. I/O and graph...[Details]