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Installing an exception interrupt handler in an application
1. Use a jump instruction: You can place a jump instruction at a specific location in the exception vector table corresponding to the excep...[Details]
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Motor reversal means that when the motor is working, it starts running in one direction, and after a certain control method, the direction of the motor rotation can be changed by changing the curre...[Details]
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LED signs generally serve as a guide. In front of a group of buildings with particularly good lighting and beautification, a beautiful, fashionable and innovative sign can often serve as the icing on...[Details]
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1. Enable AFIO clock: RCC_APB2PeriphClockCmd (RCC_APB2Periph_AFIO, ENABLE) 2. Change the mapping of the specified pin GPIO_Remap_SWJ_Disable, SWJ is completely disabled (JTAG+SW-DP): GPIO_PinRemapCon...[Details]
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On August 31, the opening ceremony of the 20th China Automotive Industry Development (TEDA) International Forum was held in Tianjin Binhai New Area. At the meeting, Ouyang Minggao, an academician o...[Details]
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Since its first launch in 2015, the "Huaqiu China Innovation Competition" hosted by Shenzhen Co., Ltd. has been continuously improved. The competition covers the three major regions of Sout...[Details]
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Relay Introduction The microcontroller is connected to the relay circuit, and a relatively small signal is used to directly control the high current load, that is, weak current controls strong curr...[Details]
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S5PV210 has two independent DRAM controllers, DMC0 and DMC1. DMC0 supports up to 512MByte and DMC1 supports up to 1GByte. Both DMC0 and DMC1 support two chip selects, CS0 and CS1. The memory module o...[Details]
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PLC programming algorithm (1)
There are only three quantities in PLC: switch quantity, analog quantity and pulse quantity. As long as you understand the relationship between the three, you can...[Details]
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Preface: Software delay is really a pitfall, and the campus network is really bad Direct code LCD1602 Part (1).LCD1602.C #include reg52.h #include LCD1602.h #include INTRINS.h sbit LCD_...[Details]
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What are high frequency waves? Many people have doubts and don’t know how to answer this question.
In fact, high-frequency waves are a type of ultrasonic waves, and their distinction is based ...[Details]
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Generally speaking, the DC motor can be reversed by changing the power supply direction of the armature or magnetic field. It is more complicated to obtain fast and high-frequency forward and rever...[Details]
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According to foreign media reports, Outsight launched a new technology at the Autosens conference (showing new technologies used for automotive automation and self-driving cars for the first time) - ...[Details]
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The following is the test procedure for NRF24L01
Function: When the host presses a button and sends data, the corresponding LED indicator will flash; when the slave receives the signal, the correspon...[Details]
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It has been a year since Emerson completed its acquisition of NI. NI customers may have this question:
What does Emerson's acquisition of NI mean?
How to continue ...[Details]
Microcontroller MCU
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