The power consumption of the Bluetooth keyboard using nRF52840 and CircuitPython is very low. It is only 50uA in sleep mode and only 160uA when connected to Bluetooth.https://blog.adafruit.com/2020/08...
In comparison, ESP32 is older but has accumulated rich resources and ecosystem, S3 has the strongest performance, C3 has the best cost performance, and S2 is neither fish nor fowl...https://blog.csdn....
October 1st is the Mid-Autumn Festival. Here, I would like to wish you all a happy Mid-Autumn Festival and a happy National Day in advance!From now until September 24, the EEWorld Forum’s traditional ...
I want to measure the ratio of the capacitance of two capacitors. For example, C1=100uF, C2=22uF, and the output voltage value must be 100/22=4.55V. The capacitance range is 1uF~220uF, and it is imple...
Microcontroller programming software has many applications in actual projects. Each microcontroller programming software and even different versions of microcontroller programming software have their ...
The existing 2.8-inch TFT color screen and OV7670 camera module are idle and have not been used many times. They support the atomic stm32f103 development board interface. Please contact us if you need...
The Guangzhou Auto Show, which is scheduled to open at the end of 2022, has still aroused widespread popularity in the industry despite being affected by some force majeure. Newly launched models, co...[Details]
The car charging pile is the most important equipment around electric vehicles, providing electric vehicles with a steady supply of electricity. According to different power supply methods, it can ...[Details]
In today's era of intelligent automation, manual labor has been gradually replaced by automation, and manufacturing has undoubtedly been dominated by intelligence. Although my country's automation in...[Details]
On the second day, we started learning from the most basic IO operations. Most of the IO on STM are GPIO.
When you are just starting to learn, don't make the test program complicated. The simpler it ...[Details]
Instructions for the pointer operation of flash in AVRGGC:
In flash data declaration:
const prog_uchar table ={6,7,8,9};
In flash pointer declaration:
const prog_uchar *ptr; or PGM_ptr;
*p...[Details]
What do __I, __O, and __IO mean?
These are macro definitions in the ST library, and are defined as follows:
#define __I volatile const /*!
#define __O volatile /*!
#define __IO volatile /*!
O...[Details]
1. Battery internal resistance tester made with ATmega8 microcontroller
Article published: "Radio" 2009 Issue 2
For dry batteries and rechargeable batteries, people often use a multimeter to judg...[Details]
Introduction: A new revision of the MSP430x5xx clock system and low power mode. When using low power, you have to read the documentation carefully and do comparative experiments, which is really tedio...[Details]
G.SKILL, a world-renowned leading brand of overclocking memory and high-end gaming equipment, has launched a variety of high-speed memory kits for its latest flagship series Trident Z Royal Elite, in...[Details]
Jiwei.com reported on April 19 that according to the author's inquiry, Dari Electronics, a supplier of structural parts for Apple and Huawei, officially landed on the ChiNext. On the first day of lis...[Details]
Although oscilloscopes have many types or models, they all contain several basic parts in structure: oscilloscope tube, horizontal amplifier, vertical amplifier, sweep generator, trigger synchroniz...[Details]
According to foreign media reports, Secunet, a German automotive security solution provider, has launched a security analysis product, Secunet Redbox, which can automate the security testing of autom...[Details]
Picotech PC802 5G small base station SoC and Shiju Networks 5G protocol stack are connected
Hangzhou, China -
September 2022 - Picocom, a provider of 5G small base station baseba...[Details]
Typical applications include industrial, server and telecommunications infrastructure power supplies, and automotive signal conditioning and power conversion circuits February 6, 2024, China - STM...[Details]
The inductor of a switching power supply is an important component of a switching power supply device. It works on the principle of electromagnetic induction. Its function is to block AC and pass D...[Details]
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