1. Task Requirements
Use the P4 port of the MSP430F247 microcontroller to control eight light-emitting diodes D1 to D8 to achieve four modes of patterned light control:
Single LED left shift mode;
Sin...
I burned the system image and used the busybox file system. But when I tried to mount the USB drive, an error occurred.There is nothing behind sda.
How to fix this? Thank you!...
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On August 12, Honor held a new product launch conference to release its latest flagship product, the Honor Magic3 series, to the world. As a high-end flagship mobile phone that explores extreme tec...[Details]
When using a timer in a 51 MCU program, how do you coordinate the entire process among the timer count, timer interrupt function, and while(1) loop? Let me analyze one of the most classic single-ch...[Details]
Introduction: As OTDR technology matures, its measurement accuracy continues to improve, but some engineers still complain that sometimes the test data is quite different from the location of the faul...[Details]
On December 26, 2019, the Shanghai 110 kV Xuzhen substation multi-station integration project was officially put into operation, marking that the State Grid Shanghai Electric Power Company has full...[Details]
The objects of automatic control are varied and of various types, requiring the controller to be modular, standardized, and flexibly configured; in the era of commodity economy, the development c...[Details]
IAR is said to be the most efficient compiler, but it is not so easy to set up. After some trouble, I finally got a clue.
First of all, of course, create a new project, Project→Create new pr...[Details]
Today, most cell phones, computers and cars are powered by lithium batteries. According to foreign media reports, a new review paper from Hong Kong Polytechnic University shows that the performance o...[Details]
At the beginning of 2020, the country proposed to accelerate the construction of new infrastructure as a long-term strategic task of the country. Sensors, as the foundation and key link of new infras...[Details]
International Energy Network/PV Headlines (PV-2005) learned that on December 20, the State Power Nanjing Automation Co., Ltd. announced the winning candidates for the procurement of household inver...[Details]
According to data from the China Automotive Power Battery Industry Innovation Alliance, in April this year, my country's installed capacity of lithium iron phosphate batteries reached 25.5GWh, acco...[Details]
On the surface, the plan to mandate AEB systems is a good idea. But if NHTSA's proposal is to have an impact, it must get ahead of the industry it hopes to shape. To understand whether the standard...[Details]
This basic RF oscillator circuit is easy to build and the components are not critical. Most of them can be found in your junk parts box. The circuit is powered by a 9VDC power supply.
Th...[Details]
; Digital tube displays from 0 to 9 ORG 0000H AJMP MAIN ORG 0030H MAIN: MOV R4, #00H ; record the value of the code table MOV DPTR, #TABLE ; send address to DPTR STRAT: MOV A, R4 MOVC A,...[Details]
According to a report by China Taiwan Economic Daily, citing market news, due to strong demand in emerging markets and increased downstream demand momentum after the epidemic, MediaTek raised th...[Details]
The main factors affecting system power consumption
For a digital system, its power consumption roughly satisfies the following formula: P=CV2f, where C is the load capacitance of the syst...[Details]
Microcontroller MCU
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