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Analysis of AVR's IO port characteristics:
Analyze the IO pin Pxn. Only when DDRxn is 1, the controllable unidirectional switch will work, and the value of PORTxn can be sent to Pxn through the c...[Details]
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Yole Developpement recently stated that fan-out packaging is increasingly used in 5G, HPC and 77-GHz radar. The annual compound growth rate of these applications will reach 76% from 2020 to 2025, mak...[Details]
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Preface I really like this LVGL recently. It can make all kinds of fancy interfaces. Just like our major car companies build cars, it is really difficult to improve performance. Sometimes it takes ye...[Details]
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OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
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Enable OCx output through the combination of CCxE, CCxNE, MOE, OSSI and OSSR bits (TIMx_CCER and TIMx_BDTR registers). In fact, the MOE and AOE bits of the TIMx_BDTR register need to be set to 1. Thi...[Details]
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Many people believe that accurate harmonic analysis can only be performed using synchronous sampling. In fact, asynchronous sampling can also perform harmonic analysis, and in many cases it is even b...[Details]
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As the concept of "energy conservation, emission reduction and
low-carbon economy
" has gained popularity, green and environmentally friendly
LED
white light lighting pr...[Details]
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According to foreign media reports, in 1935, the world's first film produced using three-color color technology was officially released. The color printing method completely changed the way cameras a...[Details]
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The actual picture of the upper and lower values of the temperature alarm limit produced by the oled display is as follows: The microcontroller source program is as follows: #include #incl...[Details]
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2. Working method Mode 0: Extended shift register mode, shift rate fosc/12 ① When working in mode 0, data is input/output serially by RXD, and TXD outputs shift pulses to shift the external shift...[Details]
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The secondary amplifier circuit is similar to the gain adjustment circuit in structure. Both are connected by an op amp in the form of voltage negative feedback. The former amplifies the signal, wh...[Details]
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1. Introduction
With the rapid development of electronic technology, the design of electronic circuits has become increasingly complex. Single-chip microcomputers are increasingly widely used i...[Details]
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#include "ds18b20.h" uint8_t temp_sign; void delay_ds(uint16_t zz)
{
uint8_t xx;
uint16_t yy;
for(xx=0;xx 1;xx++)
for(yy=0;yy zz;yy++);
} void DS18B20_Rst(void)
{
LPC_GPIO3- DIR|=(1 5);
D...[Details]
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1. Interrupt number
2. The use of interrupt and using in C51 interrupt
The basic structure of the 8051 series MCU includes: 32 I/O ports (4 groups of 8-bit ports); two 16-bit timer ...[Details]
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The electronic control technology on automobile engines mainly includes the following aspects:
Electronic fuel injection (EFI)
The electronic fuel injection system is a system t...[Details]
Analog electronics
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