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1. Development Environment 1. Applicable chips: All STM32F4 chips 2. Firmware library: STM32F4xx_DSP_StdPeriph_Lib_V1.8.0 3，IDE：MDK517 2. Driver source code Delay.h File /**...[Details]
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Overview
Lightning is a strong discharge phenomenon that occurs between thunderstorm clouds and between thunderstorm clouds and the earth due to severe convective weather. Lightning is gen...[Details]
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Independent watchdog (IWDG) and low power mode are often used in STM32 development. The watchdog is to detect and solve faults caused by software errors, and the low power mode is to enter sleep mode...[Details]
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A crystal oscillator can be electrically equivalent to a two-terminal network consisting of a capacitor and a resistor in parallel and a capacitor in series. In electrical engineering, this network h...[Details]
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The pins of stm32 have two uses: GPIO (general purpose io) and AFIO (alternate function io) For some pins (depending on the chip), neither of these two uses exists. For example, in 64-pin products, O...[Details]
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The storage media corresponding to the three boot modes of STM32 are built-in to the chip, they are: 1. User Flash = Flash built into the chip 2.SRAM = RAM area built into the chip, which is the m...[Details]
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I have encountered many problems when tinkering with LD driver recently. I will record them one by one below. Otherwise, who will remember who in five hundred years? 1. Configuration issues of multi-...[Details]
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When the program starts running, light A turns on for 5 seconds, then turns off, light B turns on for 5 seconds, light B turns off, light C turns on for 5 seconds, light C turns off, the program ends...[Details]
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/*----------------------------------------------- Name: Two-color dot matrix Forum: www.doflye.net Written by: shifang Modification: None Content: Using hc595 to drive two-color d...[Details]
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//******************************************************************************/ #include msp430.h //Note: There must be a delay between two transmissions, otherwise it cannot be sent again, seria...[Details]
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Recently, in the display industry,
quantum dot
display technology has become popular, and major manufacturers have flocked to it and started to produce
quantum dot
displays. However...[Details]
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Each I/O port of the AVR microcontroller corresponds to three registers: DDRx, PORTx and PINx, where DDRx is the data direction, i.e. input or output; PORTx is the state of the internal pull-up r...[Details]
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/**********（一）Timer A comparison mode*************/ int main( void ) { WDTCTL=WDTPW+WDTHOLD; //Turn off watchdog BCSCTL1 =CALBC1_1M Hz ; //Set DCO to 1MHZ DCOCTL =CALBC1_1MHZ; P1DIR |= BIT0; ...[Details]
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5.1. Usage of EM78 series 8-bit microcontroller special instructions 5.1.1. Table Lookup Instructions and Usage The EM78 series 8-bit microcontroller uses three steps to look up the table: (1) "call"...[Details]
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China Energy Storage Network News:
The Global Energy Internet Seminar, jointly organized by the Global Energy Internet Development Cooperation Organization and the Royal Academy of Engineerin...[Details]
Analogue and Mixed Signal
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