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When SM2..0 is 000, the SLEEP instruction will put the MCU into idle mode. In this mode, the CPU stops running, while the LCD controller, SPI, USART, analog comparator, ADC, USI, timer/counter, watch...[Details]
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On March 26, Mao Weiming, Chairman and Secretary of the Party Committee of State Grid Corporation of China, and Xin Baoan, General Manager and Deputy Secretary of the Party Committee, went to the G...[Details]
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With the preparation of the previous article, the transplantation work is basically half successful. The next step is to modify the BSP of 2410 according to the differences between 2410 and 2440 ...[Details]
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Tonight, Nut will officially release its first 5G mobile phone, which will be positioned as a flagship and may be named Nut R2. Reservations are now open. A set of high-definition renderings of what ...[Details]
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Although Samsung Galaxy S III has shipped 10 million units in just two months, many users may not be satisfied with the PenTile arrangement of its 4.8-inch 1280*720 HD Super AMOLED screen. Samsung'...[Details]
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According to Russian media reports, the Russian Federal Ministry of Industry and Trade plans to allocate 900 billion rubles as sanctions relief measures for the domestic ICT industry. It is expected ...[Details]
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1. Open the program with AVR software, select options, and modify the microcontroller model 2. If there is a model in C++, modify the corresponding model (do not skip this step) 3. DEBUGGER selec...[Details]
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As we all know, when electronic measuring instruments are used for measurement, they will age and be affected by the natural environment, such as dust and temperature. Sometimes the instruments will...[Details]
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In addition to precision, the robot's line-finding walking also requires a significantly higher speed, and speed often becomes the key to winning certain competitions. In the National College Studen...[Details]
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At present, most mainstream CPUs support floating-point units or auxiliary units with floating-point functions, such as the SPE APU of PowerPC e500. On such machines, floating-point operations are ge...[Details]
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With the development of automobile electrification and intelligence, the number of motors used in automobiles will also increase rapidly. Some new energy vehicles even use more than 200 motors. Som...[Details]
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Boost converter circuit using MAX631
The sound converter composed of MAX631 can increase the +3V battery voltage to +5V, the output current is 40MA, and the change efficiency reaches 75%. ...[Details]
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FSMC (Flexible Static Memory Controller) is a new memory expansion technology used by the STM32 series. It has unique advantages in external memory expansion and can easily expand different types of ...[Details]
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The difference between microcontroller global variables, local variables, heap and stack
The local variable space is the stack space, or stack space.
When the local variable is declared, it is al...[Details]
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First look at the address line of 2440: mini2440 schematic.pdf
The 2440 chip provides 27 address lines = 128M.
The S3c2440 chip only provides 27 address lines addr on the pins provi...[Details]
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