[i=s]This post was last edited by qwqwqw2088 on 2020-6-19 08:52[/i]The state of charge, also known as the remaining power, SOC, is a parameter that reflects the percentage of the current power in the ...
1. Ultrasonic pressure sensors can work under metal panels. First, stick the FPC with the sensor to the back of a 3mm thick aluminum plate (other materials are also acceptable, such as the plastic + l...
I can't believe it. Is this the express delivery speed from Shenzhen to Beijing during the epidemic? Sent yesterday afternoonI received it this morning, wow, it will be put on the review channel next ...
[i=s]This post was last edited by xiyue521 on 2021-7-19 01:45[/i]The development board just arrived today, and I can’t wait to unbox it:The development board is protected by an acrylic board. There is...
The AVR voltage regulator can be controlled by a three-terminal adjustable voltage regulator block LM317T, which is output after current expansion by an external high-power transistor 2N3055. The out...[Details]
After finishing the series of articles "Those Things About ARM Cortex-M Files" , Pi Ziheng took a short break, but he couldn't stop giving lectures, so he couldn't help but start a new series of ar...[Details]
1 Main features
EB01 is a new motor driver launched by APEX. It contains three independent IGBT half-bridges with drivers. The driver can easily interface with CMOS or HCMOS logic levels and is ver...[Details]
According to the latest oral review announcement issued by the State Intellectual Property Office, Xiaomi has recently initiated an invalidation request for Huawei’s patent “ZL201810188201.7” and wil...[Details]
----Power supply system wiring rules----
1. The generator is connected in parallel with the battery, and the negative pole of the battery must be grounded. The positive pole of the battery is ...[Details]
The Automechanika International Competition for Body Repair and Painting will be held in Shanghai. Which outstanding Chinese team will stand out? The competition jury composed of many industry expert...[Details]
SX8652 is a very low power and highly reliable 4-wire and 5-wire resistive touch screen controller with input voltage from 1.65V to 3.7V. It has a precision high-speed 12-bit SAR ADC operating at 7...[Details]
Maxim's power management, USB charging, next-generation GMSL SerDes, remote tuner, and SDR technologies are widely used in Qualcomm Snapdragon 820 automotive platform Maxim announced that se...[Details]
CWRI
CWRITE writes data to an opened serial interface or to a loaded external module of type LD_EXT_OBJ. In a loaded external module of type LD_EXT_FCT, CWRITE calls a function.
CWR...[Details]
This article starts with the amplifier. I bought a Suzhou kit (with transformer) from Hangzhou Xile Electric Appliance Store, which uses NE5532 for the front stage and TDA1521 for the rear stage. ...[Details]
The example below shows an IC developed for a simple isolated bias supply. Any synchronous buck circuit that allows sink operation can be used. This circuit is called an asymmetrical half-bridge fl...[Details]
There are two commonly used methods for measuring transformation ratio, namely high-voltage measurement method and low-voltage measurement method. Low voltage measurement method: connect the high v...[Details]
PC: CentOS5.4
Kernel: Linux 3.0.1
Development board: ok6410
Cross compiler: arm-linux-gcc 4.4.1
1. Make menuconfig to remove the original touch screen driver
- Device D...[Details]