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Precision operational amplifiers generally refer to operational amplifiers with offset voltages below 1mV and emphasize that the drift of offset voltage with temperature should be less than 100?V. For...[Details]
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Many MCUs produced now have expanded the 8051 core, such as internal watchdog, ADC conversion, EEPROM, PWM and other functions. When programming control programs, if you need to use these expansion mo...[Details]
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On the evening of July 27, HGTECH released its semi-annual performance report stating that its operating income in the first half of 2021 was approximately 4.639 billion yuan, a year-on-year increase...[Details]
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$ arm-linux-gnueabi-gcc --version arm-linux-gnueabi-gcc (Linaro GCC 7.4-2019.02) 7.4.1 20181213 Copyright (C) 2017 Free Software Foundation, Inc. This is free software; see the source for copying c...[Details]
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In many lighting applications, linear LED drivers are the preferred solution because they are relatively simple, easy to design, and enable LEDs to be driven with precise regulated currents regardl...[Details]
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Recently, the Semiconductor Industry Association (SIA) of the United States released the "Examining China's Semiconductor Self-Sufficiency Present and Future Prospects" written by the analysis agency...[Details]
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When the P0 port is used as an I/O port output, the output low level is 0 and the output high level is a high configuration (not 5V, equivalent to a floating state, that is, the P0 port cannot re...[Details]
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1. Introduction
MTU (Master Terminal Unit central dispatcher) and RTU radio telemetry system based on AVR microcontroller and dedicated MODEM chip.
Remote RTUs (the system can carry 2...[Details]
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This program implements the basic electronic clock function, and the initial time is 23:59:55. #include STC89C5xRC.H unsigned char code DIG_CODE = {0x3f, 0x06, 0x5b, 0x4f, 0x66, 0x6d, 0x7d, 0x07...[Details]
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1. The pwm output pin of stm32 is the multiplexing function of the IO port used.
2. The four general timers T2~T5 can output 4-channel PWM - CH1~CH4.
3. We take the CH1 PWM output of tim3 as an exa...[Details]
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Optical
Sensor
is a device that converts light signals into electrical signals. It plays a vital role in automated production. With its excellent performance and wide applicability, Leuze o...[Details]
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Introduction
With the continuous improvement and improvement of power automation technology, more and more small hydropower stations have adopted computer control equipment. While improving the...[Details]
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As new energy vehicles develop to this day, range anxiety is still a problem that needs to be solved. Compared with other ways to increase range, such as battery replacement, does the super charging ...[Details]
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In-situ analysis and measurement of industrial process gas composition is becoming increasingly important in the world's industrial field. In-situ gas analysis and measurement is also one of the most...[Details]
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Control switch power on/off circuit
Figure 2. Control switch power on/off circuit
The circuit for controlling the on/off of the switch power supply by ON activation is shown in the figure. The...[Details]
stm32/stm8
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