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Linux memory management, we perceive three types of memory management System Memory ManagementA Kernel thread memory management A User process memory management Kernel state A User Mode ...[Details]
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The communication interface of PCF8591 is I2C, so programming must comply with this protocol. The microcontroller initializes PCF8591 by sending a total of three bytes. The first byte is similar to ...[Details]
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Introduction: Researchers at the University of Warwick in the UK have found an effective way to replace graphite in anodes with silicon, thereby increasing the capacity of lithium-ion batteries and m...[Details]
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Signal acquisition devices are widely used in machine health diagnostic systems for recording, monitoring and diagnosis. Machine condition data is often collected by non-portable or wired devices. ...[Details]
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Overview
TI's MSP430 series microcontroller is an ultra-low power mixed signal controller, which includes a series of devices, which are composed of different modules for different applications. Amon...[Details]
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Program Status Register (CPSR) Mode bit : Processor mode The USER mode cannot be directly switched to the privileged mode. In the privileged mode, the mode bits can be directly modified to 10000 t...[Details]
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Stepper motors, also called steppers, use the principles of electromagnetism to convert electrical energy into mechanical energy and have been used since the 1920s. With the increasing popularity o...[Details]
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DAC0832
is a monolithic DC output 8-bit digital/analog converter made using CMOS technology. As shown in Figure 1, it consists of four parts: an inverted T-type R-2R resistor network, an anal...[Details]
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A microcontroller is a single integrated circuit based on a microprocessor that performs specific tasks. It can control a variety of electronic devices, including motors. In many applications, a micr...[Details]
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After years of technological development, fuel cells have been on the road to mass production since 2015. The previously troublesome establishment of hydrogen supply infrastructure has also seen ho...[Details]
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Instruction set learning
1. ARM
Instruction Set
1. Instruction format
2. Condition Code
3. ARM
Memory access instructions
1) LDR/ STR
- Load/Store In...[Details]
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On July 18, 2023, WPG Holdings, a leading international semiconductor component distributor dedicated to the Asia-Pacific market, announced that its subsidiary U-Shang has launched an automotive-gr...[Details]
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Not long ago, a BMW vehicle automatically accelerated to 110mph on a British country road, but if you think it was simply a sensor failure, you would be wrong. The problem is systemic, and this incid...[Details]
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Regarding overflow interrupt, no matter which microcontroller it is, it will continue to accumulate, causing its register to overflow and trigger an interrupt, and then jump to the interrupt fu...[Details]
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The traditional direct moisture measurement method has a long cycle and is difficult to meet the requirements of modern production for speed and continuity. The non-electrical electrical measuremen...[Details]
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