[i=s]This post was last edited by annysky2012 on 2021-1-21 15:56[/i]I haven't updated my learning progress for a few days because I've been busy solving problems. Based on my love and understanding of...
Hardware experts in the group, I want to ask if you have a sense of age crisis. Have you ever encountered situations where you are told that you are too old and the company doesn't want you?...
I. PrefaceRecently, I was honored to get a GD32VF103C-START development board from Chuangyi Stack. It is a 32-bit general-purpose microcontroller based on the RISC-V core. From this website, I have a ...
Company Profile:
Beijing Excellence Communication Electronics Co., Ltd. is a leading domestic provider of high-reliability intelligent industrial network products and solutions. It is a national high-...
When developing a program, we often hope that some global variables have the desired initial values when they are used. We usually use the following two methods to implement the initial value assignme...
Many people have discovered that frequency converters can damage motors. For example, in a water pump factory, in the past two years, its users have frequently reported that the water pumps were da...[Details]
DSTREAM-HT is a high-speed, low-pin emulation debugger from ARM, faster and with fewer pins: ideal for collecting large amounts of trace data where the number of SoC pins precludes parallel tracing. ...[Details]
After Japan restricted exports to South Korea, Samsung Electronics Vice Chairman Lee Jae-yong went to Japan in person. According to South Korean media Money Today, Lee Jae-yong proposed to Japanese s...[Details]
LiDAR is a radar system that emits laser beams to detect the position, speed and other characteristic quantities of a target. Modern 3D LiDAR sensors combine high lateral/longitudinal and radial reso...[Details]
There are many amplification circuits in the power supply industry. In R&D testing, it is necessary to simulate the output of various signals to verify the integrity of the circuit. The...[Details]
CPSR: Current Program Status Register, cpsr is used to store condition codes when programming at the user level. CPSR contains condition code flags, interrupt disable bit, current processor mode, and ...[Details]
There is a special power-off protection register (BKP register) in arm cortex-m3. When the main power is cut off or the system generates a reset time, the BKP register can still maintain its co...[Details]
1. Idea Use the idea of vertical calculation of decimal division to do vertical calculation of hexadecimal division. Align the 3 bytes of the divisor with the 3 bytes higher in the dividend. Afte...[Details]
This is a miniature audio amplifier circuit built with the power IC AN7115 as the main part. Normally, when using a 9VDC power supply and a 4Ω speaker, the amplifier will provide about 2.1W of powe...[Details]
What is a crystal radio?
Simply put, any radio without a power supply and with only one semiconductor component (crystal or diode) in the circuit can be called a crystal radio. In fact, many f...[Details]
Sine wave generator
It can generate a sine wave of about 1KHZ. The circuit is shown in Figure 1-8. It is set up to cooperate with the analog circuit experiment. The sine wave signal is output a...[Details]
The field of car human-machine interaction has always been a key focus of technology giants. BBA has already completed its layout in car computers, including SAIC represented by Alibaba, Changan repr...[Details]
Although Alibaba is very low-key in the field of autonomous driving, its layout is very comprehensive. Recently, Alibaba DAMO Academy independently developed an ISP processor for vehicle-mounted ca...[Details]
Tesla has always emphasized the power of its pure vision autonomous driving solution. When humans perceive and understand the world, 70%-80% of the data is processed through vision. This at least m...[Details]