I use CC2541 to communicate with Bluetooth module DS-BT19-S Bluetooth module.
Now it is connected, but the CC2541 sends data and the Bluetooth module cannot receive it.
Use the mobile phone LIGHTBLUE ...
Dear experts, I would like to ask, for digital quantity input into the single-chip microcomputer, are there any chips available, such as liquid level switches, 24V, there are 5, I want to connect to t...
[i=s]This post was last edited by decade_0809 on 2019-1-2 22:49[/i] [b][color=#5e7384]After receiving the development board, I unpacked it and found that it only came with a data cable, a development ...
[color=#008000][backcolor=transparent][font=Tahoma,]The contract is supreme. RT-Thread Nano, this minimalist monster, becomes very powerful when used with the NB tool MDK. Basically, you can complete ...
I. Basic PrinciplesAs shown in the figure above, the general steps are: 1) GPIO charges capacitor C to Vcc through resistor R; 2) The GPIO outputs 0, capacitor C discharges through R, and the Timer st...
RISC-V IP supplier Andes Technology (TWSE: 6533) and edge computing chip supplier Metavision Intelligent Technology jointly announced that the Metavision MAT series, as the world's first automotive...[Details]
"Mountains are clustered around Tianmu Lake, and water flows along Taihu Lake. Traveling through the beautiful places south of the Yangtze River, life is best spent in Huzhou."
Huzhou is locat...[Details]
LED video display screens have the advantages of high brightness, wide viewing angle, long life, high cost performance, and the ability to display various texts, graphics, and images synchronously ...[Details]
Overview
Overview: This article mainly introduces the application and implementation of a new audio chip WT2605 in recording products. The audio chip mainly relies on ADC to collect data, enco...[Details]
1. Timer Because the machine cycle calculation formula of the 51 single-chip microcomputer is 12/crystal oscillator frequency MHz, if the crystal oscillator is 12MHz, then the machine cycle is 12/(12...[Details]
Abstract: This paper introduces a fluorescent lamp electronic ballast circuit based on the self-excited half-bridge driver IR2135, focusing on the composition and characteristics of the unit circui...[Details]
Smart cars are a hot concept, and the future smart cars cannot be separated from the Internet. In the foreseeable future, cars will be able to communicate wirelessly with each other and with traffi...[Details]
The C51 language program is composed of a main function and several functions. The main function is the starting point of the program. When the microcontroller runs the program, it will first execute...[Details]
A key performance parameter of power amplifiers used in mobile communication networks is nonlinear distortion. However, excessive nonlinear distortion will increase the bit error rate (BER), resu...[Details]
The digital multimeter calibrator is used to calibrate multimeters and various meter heads below level 1. If used improperly, the meter being tested and the internal circuit of the instrument will b...[Details]
On December 19, 2019, the "2019 Airlaby Night" hosted by Shanghai Airlaby Intelligent Technology Co., Ltd. (hereinafter referred to as "Airlaby") was grandly held on the banks of the Huangpu River in...[Details]
2022 China Photovoltaic Energy Storage Ecological Industry Summit
Optical-storage integration opens a new era
Organizer: Gaogong Energy Stor...[Details]
At the recent Paris Auto Show in France, faced with China's leadership in the field of electric vehicles, French President Macron declared that Europe must wake up and take strong measures to respond...[Details]
It finally came out after much anticipation. Today, Qualcomm China announced that it will hold the Snapdragon Technology Summit on December 1, when it will officially release the next-generat...[Details]
According to a Gartner survey of 451 senior technology leaders in the second quarter of 2024, 57% of chief information officers (CIOs) said they were responsible for leading their company's artif...[Details]