travis: Add BLE submodules to ESP32 IDF4 build.
esp32/boards: Enable BLE by default when building with IDF 4.x.
esp32: Implement BLE using Nimble from IDF 4.x....
[i=s]This post was last edited by kit7828 on 2022-3-10 14:00[/i]There is a ch2601_rgb_marquee_demo in the routine of Pingtou Ge, which is a demo to realize the three-color marquee effect of RGB LED la...
The high-performance C6000 DSP architecture has 8 parallel functional units, 2 groups of registers, separate program and data storage; 256-bit instruction fetch package, which can fetch 8 32-bit instr...
SystemVerilog is a hardware description and verification language (HDVL). It is based on the IEEE1364-2001 Verilog hardware description language (HDL) and has been extended to include C language data ...
1. Reasons for Zigbee reconnection(1) Zigbee disconnects due to poor signal quality caused by interference from various reasons.(2) The coordinator restarts.
2. Processing of Zigbee terminal reconnect...
In FreeRTOS, each task has its own stack, the size of which is determined by the function parameters of the xTaskCreate function when the task is created.However, when the stack space used by a task e...
0 Introduction
Currently, many higher education institutions use educational robots for classroom teaching and to cultivate students' innovative ability. The educational robot designed in this paper...[Details]
ZESTRON, a provider of precision electronic cleaning, technology and analytical solutions, will attend the 2021 NEPCON Asia Electronics Show as scheduled. Facing the new landscape of the electronics ...[Details]
The following introduces the circuit design of the single-chip microcomputer minimum system . The single-chip microcomputer minimum system is mainly composed of power supply, reset, oscillation cir...[Details]
According to Tencent's first-line report, an insider revealed that Huawei Honor's TV is 55 inches in size, and the screen supplier is BOE. It is expected to be released at the end of this month. Hono...[Details]
According to DigiTimes, Apple intends to use a much smaller Face ID sensor chip in iPhones and iPads starting later this year. Apple has reportedly chosen to reduce the size of the VCSEL chips used...[Details]
Tesla has confirmed in a new software update that its vehicles are now scanning for rough road surfaces like potholes to help avoid them by adjusting the suspension to damage the vehicle. To achieve ...[Details]
Today, Samsung Electronics announced that its latest LPDDR5X DRAM has been verified to achieve the industry's fastest speed of 8.5Gbps and is available on the Snapdragon platform. According to Dani...[Details]
1. Address Line Pins
The AT91X40X series address bus has 24 address lines and can therefore access 16M of memory space. Address lines A0-A23 cannot be multiplexed with any PIO lines or internal dev...[Details]
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Common preprocessing commands in C language
1. Use of #define
No semicolon is needed after #define A PO.
#define PI 3.14
2. Circular left and right...[Details]
Some rechargeable batteries have a rule that they cannot be discharged below a certain voltage. The circuit provided here can indicate that the terminal voltage of a 12V rechargeable battery has dr...[Details]
Intel has announced a new high-performance graphics card product brand - Intel® Arc™. Intel Arc™ is designed for the consumer end and covers three aspects: hardware, software, and services. Its hardw...[Details]
According to foreign media reports, Saietta Group's AFT 140 motor technology has demonstrated the potential of different versions of its hub motors for use in light electric vehicles in different cit...[Details]
STM8S has a powerful clock system, which provides a high-speed 16M RC oscillator and a low-speed 128K RC oscillator. The clock controller is powerful, flexible and easy to use. Its purpose is to en...[Details]
1. Command line mode 1. Set IP and subnet mask (netmask) #ifconfig eth0 IP address netmask subnet mask up up means to enable the network card eth0, which can be omitted 2. Set up a gateway #r...[Details]
High-voltage motor starter cabinet and high-voltage distribution cabinet are two important equipment in the power system. They have obvious differences in structure, function, application, etc.
...[Details]