Convert USB power supply to positive and negative 15V power supply, which can power 3 op amps. The power consumption of op amp is about 300MW, which should be enough. Please recommend related circuits...
ESP32 has a Hall sensor inside that can sense changes in the strength of the external magnetic field. The Hall sensor is connected to channel 8 of ADC1 of ESP32. The Hall sensor value can be obtained ...
I am a newbie, and I want to make a phase-locked amplifier with a reference signal frequency of 5MHz~7MHz. I have checked some information but still have no idea. Can any expert give me some advice?...
What is01Transparent transmission
The module is open and transparent to the user . No matter what is transmitted, the device used only acts as a channel .
Transmit the content to be transmitted intact...
Currently there is a generator power supply with an output voltage of about 5v/20uA, which cannot directly drive the back-end circuit.
Now I want to connect a supercapacitor to it. During the charging...
Due to the power supply of the frequency converter, the motor can be started at very low frequency and voltage without impact current. Various braking methods provided by the frequency converter ca...[Details]
topic: I want to display two lines of the following words on LCD1602 ++++++++++++++++++++ + huaianxinxi + +wantin+ ++++++++++++++++++++ To complete the above display, you must master the basic ...[Details]
//****************************************************** //Purpose of the experiment: //Be familiar with using the MCU to test the temperature using the DS18B20 temperature sensor, and use the 1602...[Details]
On July 2, National Technical Co., Ltd. (hereinafter referred to as "National Technical" or "the Company"), Haier Digital Technology Co., Ltd. (hereinafter referred to as "Haier Digital"), and Shenzh...[Details]
Preface:
Because I am preparing to learn lwip, I have almost followed the tutorial on porting it to stm32, but I used keil. I have tried porting and consolidating the code on a new platform, a...[Details]
It is expected that within the next five years, all vehicles manufactured worldwide will be connected and interact with different digital ecosystems, but whether vehicles can block hackers and malwar...[Details]
Function of the circuit
VCO (voltage controlled oscillator) can be used as a PLL circuit and a sweep oscillator. VCOs used for high frequencies usually have a narrow control ran...[Details]
Aiming at the drawbacks of the existing time switch devices on the market, this paper designs a time switch device based on STM32 processor. The device uses GSM network to realize remote control ...[Details]
For the Honor mobile phone family, many people often don't understand the difference between the Honor digital series and the Honor V series. The Honor V20 was released at the end of last year and wa...[Details]
Zijinqiao configuration software has been successfully applied in odor monitoring system with its excellent characteristics, realizing functions such as real-time data browsing, alarm output, real-tim...[Details]
According to Reuters, British Defense Secretary Ben Wallace said that the UK will decide as soon as possible whether to allow Huawei equipment to be used in the construction of 5G networks. However, ...[Details]
1 Introduction
Philips' 8XC552 microcontroller is widely used in industrial control, DCS control and intelligent instruments due to its small size, powerful functions and low price. In the pro...[Details]
Battery management chip DNB1168 (applied to
new energy vehicle
BMS system)
Product Description:
DNB1168 is a world-leading single-cell monitoring chip with integ...[Details]
Before doing anything, you must have a goal in mind. Things without a goal cannot be done well or accomplished. My goal is to learn ARM development, of course, in-depth learning.
The goals are ...[Details]
Analogue and Mixed Signal
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