Follow the tutorial step by step, and now try to use Rapid IoT Studio. One bad thing is that it is operated in the form of a web page, which is indeed a bit inconvenient. It would be nice if there is ...
This error occurs during buildroot compilation:
gdbusauth.c:1302:11: error: ‘%s’ directive argument is null
gdbusmessage.c:2702:30: error: ‘%s’ directive argument is null
Solution: Add an if statement...
Abstract: This paper proposes a wide voltage input, high efficiency, high dimming ratio LED constant current drive circuit. In the hysteresis current control mode, the circuit has the advantages of si...
In the ESP32OpenMV project, the original plan was to use CP2102 as the serial-to-USB chip design, but when purchasing, I found that this previously cheap chip had become a bit expensive, so in order t...
I am using the CC1310F128RSM board. When initializing rfeasylinkrx, the initialization fails. The problem is as follows;
#ifdef RFEASYLINKRX_ASYNC/* Reset the timeout flag */rxTimeoutFlag = false;/* S...
China Energy Storage Network:
As early as the beginning of May, power grid operators in California, Texas, Indiana and other regions of the United States jointly issued a warning: the entir...[Details]
As a high-quality energy and chemical raw material, the accuracy of natural gas measurement is widely valued. Once the gas flowmeter, which is a measuring instrument, is installed and used on the pipe...[Details]
Figure: Power management solution for a typical portable embedded system.
For battery-powered portable devices, in addition to breaking through the limitations of processing power, t...[Details]
B18, A20 corresponds to the digital electronic clock schematic diagram in Figure 2 on page 40 of "Electrical World" No. 6, 1983, that is, the positive pole of the printed circuit board C8...[Details]
LPC1114 has a total of 42 GPIOs, divided into 4 ports. The P0, P1, and P2 ports are all 12 bits wide, with pins from Px.0 to Px.11. The P3 port is 6 bits wide, with pins from P3.0 to P3.5. Each GPIO ...[Details]
Automobile exhaust gas detection system based on virtual instrument technology
Abstract: In order to monitor and prevent environmental pollution caused by automobile exhaust emissions, this paper...[Details]
The solid-state strong light explosion-proof lamp uses a cold light source, has low heat generation, small working current, and is explosion-proof. It is widely used in flammable and explosive work...[Details]
The purpose of digital signal processing is to measure or filter continuous analog signals in the real world. Therefore, before digital signal processing, the signal needs to be converted from th...[Details]
ROHM launches CVC activities to accelerate the creation of new businesses and establishes a new 5 billion yen investment line for start-ups ROHM, a world-renowned semiconductor manufacturer headqua...[Details]
On the morning of March 16, the Zhuhai High-tech Zone New Energy Storage Industry Alliance was officially unveiled in the High-tech Zone Science and Technology Innovation Exhibition Hall. This is the ...[Details]
Aerospace and medical device are both driving the development of in-line profiling for electrical discharge machines (EDMs) because plants in these industries need to operate under strict process cert...[Details]
STM32 address space mapping: First of all, the STM32 stack is stored in the on-chip static SRAM. The address allocation can be seen in Keil's compiled map file: HEAP 0x200106f8 Section 512 ...[Details]
On December 19, Qinghai Electric Power Maintenance Company completed the intermediate acceptance of the ±800 kV Qinghai-Henan UHV DC project (Qinghai section) transmission line tower, strictly cont...[Details]
Jiwei.com reports that we have gone through 2020 with the spread of the COVID-19 pandemic around the world and the uncertain changes in the international trade situation. What is exciting is that dri...[Details]
There are many versions of the "small three electrics" of new energy vehicles. However, the most recognized version is the "small three electrics" consisting of the on-board charger OBC, the on-boa...[Details]
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