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There is no difference between a timer and a calculator, they just have different uses. The uses of a timer/calculator are as follows: _ The number of external events recorded. _ Generate time base, ...[Details]

Nickel Metal Hydride (NiMH) batteries are manufactured by many manufacturers and have different charging rates. In addition, the maximum charge capacity of NiMH batteries decreases at different rates...[Details]

Huawei launched the HUAWEI HiCharger DC fast charging module to the entire network in the form of an online press conference.   It is understood that this is Huawei's third-generation charging module...[Details]

The split electromagnetic flowmeter is a bidirectional measurement system with three integrators: forward total, reverse total and difference total; it can display forward and reverse flow, and has mu...[Details]

As a flow measurement instrument widely used by industrial users, the split electromagnetic flowmeter is popular with users because of its many advantages such as not involving the temperature, press...[Details]

1 System design requirements Using VHDL hardware description language, we designed a music hardware playing circuit, which can automatically play a pre-set and stored music. In addition, it can also ...[Details]

introduction In the production of downstream industries, the changes in environment and status need to be converted into voltage signals by sensors, and then the monitoring equipment completes...[Details]

The reducer is an important mechanical device. If you know anything about industrial machinery, you must have heard of this term. As a transmission device, it plays an important role in many indust...[Details]

Everyone has their own understanding of a good life, but there is something in common. In the consumer sector, it has changed from "buying cheap" to "buying quality", from "buying goods" to "focusing...[Details]

Bicycle riding monitor, can GPS positioning, detect riding speed, detect heart rate, and write the above data to SD card for storage, using MEGA2560 master control SD card SPI interface ** MOSI - pin...[Details]

The waveform of the motor changes rapidly when it starts and stops. The usual way to test the start and stop is to use an oscilloscope, but the accuracy of the oscilloscope is low and it is impossibl...[Details]

1 Introduction As one of the third generation mobile communication system standards, TD-SCDMA uses two key technologies, namely smart antenna technology and joint detection technology. The...[Details]

#include avr/io.h #include avr/interrupt.h #include inttypes.h #include avr/sfr_defs.h #include util/delay.h #include avr/pgmspace.h #include stdio.h #include stdarg.h //The board I use is ma...[Details]

Semiconductor materials have a very interesting property, which is the so-called carriers; carriers are divided into two categories: one is electrons, which are negatively charged; the other is h...[Details]

1 Introduction Since the first digital signal processor (DSP) chip was introduced in the early 1980s, DSP has brought great opportunities for the development of digital signal processing w...[Details]