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When paying attention to Android, there are some CPU architecture terminology knowledge that needs to be supplemented. There are mainly ARM, X86/Atom, MIPS, PowerPC, among which ARM stands out in sm...[Details]
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First, you need to enable interrupts using software.
That is, in C language, EA = 1; enable total interrupt ES = 1;
//Enable serial port interrupt assembly
SETB EA ; Enable general interrupt
...[Details]
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Thermistors are a type of sensitive electronic components made of semiconductor materials. They are highly sensitive to temperature and can sense slight temperature changes. Their resistance value ...[Details]
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Use 89S51 stand-alone P1^0 to output 1KHZ and 500HZ audio signals. 1KHZ signal is required to sound for 100ms, 500HZ signal is required to sound for 200ms alternately. P1^7 is connected to a switch fo...[Details]
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According to Reuters, the Netherlands Authority for Consumers and Markets (ACM) has fined Apple 5 million euros (about 36.5 million yuan) for the third consecutive week for allegedly failing to meet ...[Details]
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For many years, Unisoc, a well-known domestic chip design company, has been mainly known for its low-end mobile processors. However, today, under the leadership of a new management team, Unisoc is un...[Details]
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Black phosphorus, the name itself reveals its extraordinary charm. Its energy density is seven times that of graphite. Even the highly anticipated graphene has not been mass-produced due to its pro...[Details]
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These are my own simple summaries of the most commonly used ARM assembly instructions, which will be continuously supplemented and improved later.
1. Segment names predefined by the assembly system
...[Details]
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On October 31, the Suining Honeycomb Energy 20GWh power lithium-ion battery project and the city's key industrial projects were held in the fourth quarter of the concentrated completion and production...[Details]
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The MAX34440 is a sophisticated system monitor that can manage up to six power supplies.
The Power Manager
monitors the power supply output voltages to user-programmable overvoltage and under...[Details]
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MACRO
$HandlerLabel HANDLER $HandleLabel
$HandlerLabel
sub sp,sp,#4 ;decrement sp(to store jump address)
stmfd sp!,{r0} ;PUSH the work register to stack(lr does not push because it re...[Details]
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Google may have teased its new Nest smart speaker back in July, but a new leak gives us a better look at what the unusually shaped product will look like, as well as the new Google Chromecast that wi...[Details]
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What is Automotive Grade? It means consistent reliability.
From the moment your car engine starts, it has to work in the sweltering summer heat and the cold winter nights. A cel...[Details]
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1. The PIC16F1518 microcontroller has two configuration registers at addresses 0x8007 and 0x8008 in its memory, which are used to configure the functions of the entire chip. The difference between ...[Details]
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The PT100 temperature sensor is a temperature measurement element widely used in the fields of industrial automation and process control. It has the advantages of high accuracy, good stability, and...[Details]
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