1. There is a corrosive liquid quantitative filling, the filling accuracy is 0.5ml, please design a detection system to achieve the weighing of trace fluids, including the selected sensor and the basi...
频谱分析仪感觉好高级呀,看看外国的小朋友是怎么用Beaglebone弄的吧~Take a Beaglebone, add an LCD cape and a 10 USB TV dongle, install [url=http://sdr.osmocom.org/trac/wiki/rtl-sdr][color=#0066cc]librtlsdr[/color][/url] and my [ur...
[i=s]This post was last edited by jameswangsynnex on 2015-3-3 20:01[/i]Handheld designers of battery-based consumer products have long awaited a programmable logic solution, with maximum design flexib...
What are the master mode and slave mode of this chip? Adjusting the gain resistor will not change the output modulation frequency, right? Source: [url=forum.php?mod=viewthread&tid=459437]Problems with...
The CH554 manual introduces that the chip has a unique ID number:Using the ID number, we can perform encryption, identity recognition and other functions. In order to read this ID number, you need to ...
1. Principle 1. Infrared emission protocol The infrared transmission protocol has been written in the previous article , so I will not repeat it here. 2. Timer counting and input capture A timer...[Details]
STM32 has two watchdogs: independent watchdog and window watchdog. This article mainly introduces the use of independent watchdog. Independent watchdog (IDWG): driven by an independent 40KHZ low-sp...[Details]
Design a program for the 51 single-chip microcomputer. It is known that the crystal oscillator frequency of the 89C51 single-chip microcomputer is 12MHz, and it is required to use T1 timing to output...[Details]
The Arctic region has always been cut off from the outside world, and if oil workers and polar expedition personnel are in danger, they need
robots
to provide rescue work.
Sergey...[Details]
JP Morgan recently released a report stating that the growth of high-end smartphones has clearly peaked this year, and the production of iPhone X is expected to decrease by at least 50% this quarte...[Details]
The construction of temperature rise test model is very important for the performance evaluation of electronic products. The temperature rise curve can not only help engineers verify the reliability ...[Details]
AVR MCU IC Card Program #include io8535v.h #include macros.h #define uchar unsigned char #define uint unsigned int //**********Define global variables**********************// //Look up the...[Details]
On September 10, 2017,
Tencent's
Lingyu Guardian Project held a press conference for "Secure Link Smart Lingyu" at the 2017 World Internet of Things Expo, announcing a partnership with
...[Details]
1 Most ports can withstand +5V voltage, but some cannot. 2 For details on which ones can withstand +5V voltage, please refer to the corresponding data sheet. For the STM32F103xC series, refer to th...[Details]
Consumer demand for mobile multimedia is unquestionable, and the technologies to meet these demands have been developed. The remaining question for designers is how to exploit these technologies an...[Details]
UART, I2C and SPI are the three most commonly used communication protocols in microcontroller systems. We have already learned the UART and I2C communication protocols before. In this lesson, we will...[Details]
Peripheral setting rules: Before configuration, you must add the peripheral's .c file and the corresponding included .h. The .h file is added in stm32f2xx_conf.h. 1. Clock setting: including pin cloc...[Details]