[size=4][color=#000000][backcolor=white]There are two protocols that must be understood during BLE development: GAP (Generic Access Protocol) and GATT (Generic Attribute Protocol). Both protocols belo...
InfrastructureIPv6: IPv6 is an Internet layer protocol for packet-switched internetworking and provides end-to-end datagram transmission across multiple IP networks.6LoWPAN: It is the acronym for IPv6...
[i=s]This post was last edited by qwqwqw2088 on 2021-3-12 08:48[/i]Since the shortage of 8-inch wafers began in the second half of last year, the price of STM32 microcontrollers has skyrocketed, with ...
[i=s]This post was last edited by Hot Ximixiu on 2021-10-28 07:42[/i]1. OverviewIn the subsequent GPRS control, 3G module and other aspects, AT commands are used for control, and AT commands gradually...
#define MQTTString_initializer {NULL, {0, NULL}}
What does this mean? I know that MQTTString_initializer is equivalent to {NULL, {0, NULL}}, but what does {NULL, {0, NULL}} mean?...
On December 17, Yingtang Intelligent Control received a letter of concern from the Shenzhen Stock Exchange, requesting additional information on the specific circumstances of Yingmeng Technology’s sh...[Details]
1 Configure I2C driver in the kernel
Linux-2.6.32.2 provides a complete driver for the I2C interface of S2C2440, so we only need to configure it in the kernel to use it.
Execute: make menuc...[Details]
Principle of voltage measurement The measurement process of a digital multimeter consists of a conversion circuit that converts the measured voltage signal into a DC voltage signal, and then an analo...[Details]
～125W×8ch high-output array can significantly extend the measurement distance of LiDAR application products and significantly improve the resolution～
*As of September 26, 2024, ROHM survey...[Details]
PICC can implement the interrupt service routine in C language. The interrupt service routine has a special definition method: voidinterruptISR(void); The function name "ISR" can be changed to an...[Details]
On May 8, the well-known digital blogger @BZM Technology wrote an article about Xiaomi’s domestic offline layout, saying: "In the early years, Xiaomi started out in the Internet industry and took adv...[Details]
Contents Content keywords: Image File RO Code Snippet ZI uninitialized data segment RW data segment Load Address Execu on A ddress Stack Pointer Stack space pointer Boot related hardware • ...[Details]
Introduction to BLDC Motor Solutions for Ultra-Low Temperature Freezers Some vaccines are highly sensitive to temperature changes and must be stored at ultra-low temperatures (ULT) from the time th...[Details]
The I2C bus is a two-wire serial bus introduced by PHLIPS in the 1980s. It was originally developed for audio and video equipment, and is now mostly used in various embedded systems to connect microc...[Details]
According to foreign media reports, Nissan will stop developing new internal combustion engines in all major markets except the United States and focus its resources on the development of electric ve...[Details]
Interrupt Priority Group STM32 uses 4 bits to specify the priority of the interrupt source, which can be divided into 5 priority groups (Cortex-M3 defines 8 bits for setting the priority of the int...[Details]
Iontophoresis is a treatment method that allows drugs to penetrate the human body through the skin. Drugs absorbed through the skin are charged mixtures that flow through the skin driven by an electr...[Details]
Soon, we will be able to type and chat, and give instructions to computers just by thinking. Today, Facebook and the University of California, San Francisco (UCSF) released the latest progress in bra...[Details]
On October 23, Wuhan Weilai Energy Co., Ltd. ("NIO Energy") signed a cooperation agreement with Wuhan Shouyi Technology Innovation Investment Development Group Co., Ltd. ("Shouyi Technology Innovat...[Details]
RF/Wirelessly
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