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After plugging ST-LINK-V2 into the computer, you will find that the D1 light on it is always flashing, which means that ST-LINK has not been recognized by the computer yet. Download the driver: http...[Details]
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With the rapid development of social economy and science and technology, people have put forward higher and higher requirements on the power supply quality and reliability of power supply sy...[Details]
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(1) Pin definition of SD card: Connection diagram of SD card and microcontroller in SPI mode: Note: In SPI mode, these signals need to be pulled up with 10~100K ohm resistors on the host ...[Details]
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1. Introduction to ATmega 16
High speed (16MHZ) , RISC AVR core
1KB SRAM,16KB Flash ROM
512 bytes EEPROM for easy data storage
4 8-bit parallel IO ports with strong driving capa...[Details]
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Medtec China 2019 (International Medical Device Design and Manufacturing Technology Exhibition) will be held at the Shanghai World Expo Exhibition and Convention Center from September 25 to 27. It is...[Details]
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Capacitor step-down DC regulated auxiliary power supply
A novel capacitor step-down DC voltage regulator circuit, which does not contain a transformer and is composed of only a few simple electroni...[Details]
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With the rapid development of information technology, based on ARM's advantages in embedded systems and the wide application of CAN bus, more and more ARM processors are equipped with CAN control...[Details]
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The program reference source code is as follows: #include AT89X52.H sbit ST=P3^5; sbit E1=P3^4; sbit MR=P3^7; char close ; char code wd ={undefined {0xFF,0xC0,0xFE,0xFE,0xFE,0xFE,0x80,0xFE,0xF...[Details]
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The early version of avr-libc provides two macros SIGNAL and INTERRUPT for writing interrupt service routines, and needs to include two header files: avr/signal.h and avr/interrupt.h. In the new vers...[Details]
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background knowledge: https://zh.wikipedia.org/wiki/I%C2%B2C IIC description in stm32: I2C Function Description: The I2C module receives and transmits data and converts data from serial to para...[Details]
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Nowadays, power supply has become a component that many consumers pay more attention to. With the development of technology, the materials used in DIY products have become one of the elements tha...[Details]
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According to Taiwan media Economic Daily, packaging and testing company ASE Technology Holding Co., Ltd. pointed out in its fourth-quarter revenue outlook that it will not be affected by the Huawei b...[Details]
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MCU:STM32F334C8T6 PWM, or pulse width modulation, can be used to drive motors, full-bridge circuits, etc. Those who have used STM32 know that its timer can easily achieve PWM output, and the advanced...[Details]
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The basic structure of the microcontroller includes six parts: central processing unit (CPU), memory, timer/counter, input and output interface, interrupt control system and clock circuit. 1. Basic c...[Details]
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The electric motor uses an energized coil to generate a rotating magnetic field and acts on the rotor to form a magneto-electrical power rotation torque. It is divided into DC motors and AC motors ...[Details]