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According to 91mobiles, Nokia TV "55CAUHDN" will be officially launched as early as December this year. It is currently confirmed that this TV has a 55-inch 4K resolution, uses JBL speakers and run...[Details]
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According to foreign media reports, General Motors (GM) has applied for a new patent for its reclining seat airbags with the United States Patent and Trademark Office. The patent is called "Thorax An...[Details]
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Preface
MSP430 is a microprocessor recently introduced to China. It has outstanding performance in ultra-low power consumption and is known as a green MCU in the industry. At the same time, it...[Details]
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The earliest complete set of linear voltage regulator drivers used NPN tubes as voltage regulators, as shown in Figure 1. This voltage regulator requires a voltage of 2Vbe between the input voltage a...[Details]
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1 Introduction
With
the rapid development of
automotive electronics
technology, the switch components used in automobiles are becoming increasingly complex and numerous. Therefore...[Details]
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How do we choose a power module in power supply design? The premise of the selection is that we must understand various power supplies and the differences between them, so that we can choose the powe...[Details]
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A method for determining the positive/negative action of a regulator
Automatic adjustment of the control system: After the control scheme is determined and the positive/negative effect of the ...[Details]
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Hardware: mini2440 Compiler: MDK3.50 Debugging tool: J-LINK This project can only be debugged in SDRAM and cannot be run offline (how to burn it to NAND and run it will be continued). 1. Create an MD...[Details]
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The electronic clock introduced here has a very simple circuit. It only uses a single 20-pin microcontroller to complete all the functions of the electronic clock, while other design schemes that ...[Details]
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1 Project Requirements
(1) The initial display of the digital tube when it is turned on is ----, and it displays 2013 during normal operation;
(2) The digital tube display...[Details]
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With the rapid development of microelectronics, brain-computer interface (BCI) technology has emerged. It is a connection path established between the human (or animal) brain and external devices. As...[Details]
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Watchdog Timer The watchdog timer (WDT) is a component of the microcontroller. It is actually a counter. Generally, a number is given to the watchdog. After the program starts running, the watchdog s...[Details]
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The baud rate is 7.3728MHZ, the delay is 1ms, and the accuracy error is 10us ;******************************** delay_1ms: ldi r27,41 delay_11: ldi r28,35 delay_22: ...[Details]
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Interrupts are implemented using the interrupt keyword and terminal numbers 0-4:
Return value Function name interrupt n
n corresponds to the number of the interrupt source. The interrupt number tel...[Details]
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Use an adjustable, negative output voltage LDO linear regulator such as the TPS7A3001, and an adjustable, positive output voltage LDO such as the TPS7A4901. U3, R7-R10, and C3 are all added component...[Details]
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