[i=s]This post was last edited by Huang Wujiu on 2022-6-6 01:13[/i]I'm really sorry that it took so long to update. I originally wanted to write it on May 27th, because I only learned a little bit abo...
During development, it is usually necessary to use printf() to display the current status. However, printf() is a very time-consuming function and is not real-time. Because the DSP needs to analyze th...
Recently, Jiangsu Industrial Technology Research Institute announced that during the implementation of the key special project "Key Technologies and Production Demonstration for the Preparation of Hi...[Details]
1. Example of device tree structure Device tree of jz2440: s3c2440-jz2440.dts (include)---- s3c2440.dtsi (include)---- s3c24xx.dtsi (include)---- skeleton.dtsi ...[Details]
Specific implementation functions The system consists of STC89C52 single-chip microcomputer circuit + RFID module circuit + 1602 LCD display circuit + power supply circuit. Specific functions: (1...[Details]
The highly anticipated 2020 HDC Huawei Developer Conference has been confirmed to officially open on September 10. According to the information officially released by Huawei, in addition to HarmonyOS...[Details]
Siemens acquires Fractal Technologies to expand IC verification portfolio • The acquisition provides verification technology for sign-off-quality IP, helping customers improve chip quality and red...[Details]
This article takes the mf50 pointer type as an example to introduce the specific method of using a multimeter under amateur conditions to quickly determine the polarity of an electret microphone and ...[Details]
STM8 CAN external clock control register (CLK_CANCCR) Address offset value: 0x0B Reset value: 0x00 Position 7:3 Reserved. Always 0. Bit 2:0 CANDIV : External CAN clock division value is written b...[Details]
1. For multi-machine communication of single-chip microcomputer, both the host and the slave are using single-chip microcomputer. The communication mode is that the host sends a query command to the ...[Details]
Last year Motorola released the P30 phone, which is as follows: In terms of appearance, the Motorola P30 has a body size of 155.5X75.95X7.69mm and weighs less than 170g. It adopts a notch screen desi...[Details]
Huawei's official Weibo account announced that it will hold a launch conference for Hongmeng operating system and Huawei's all-scenario new products on June 2. Industry insiders revealed that this ti...[Details]
This is a timer program that has been tested by a 51hei netizen. The circuit is very simple so I won't draw it. The segment selection of the digital tube is P0 and the position selection is P1.
#incl...[Details]
At present, in the field of high-brightness LED street lamp drivers, the two main technical solutions that are widely used at home and abroad are "using dedicated power supply chips" and "usi...[Details]
Near infrared light is an electromagnetic wave between visible light (VIS) and mid-infrared light (IR). The American Society for Testing and Materials (ASTM) defines it as a spectral region with a wav...[Details]
TM1640 is a dedicated integrated circuit for driving digital tubes. It can directly drive 16-bit common cathode digital tubes. Please download the attachment for the manual. /***********************...[Details]
We’ve already seen that improving the efficiency of an electric vehicle’s powertrain can increase its range. Aside from purely mechanical solutions, such as using larger (or multiple) electric moto...[Details]