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When SM2..0 is 010, the SLEEP instruction will put the MCU into power-down mode. In this mode, the external crystal stops oscillating, while the external interrupts, two-wire interface address match ...[Details]
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FP8208A is a switch-mode buck lithium battery charging management chip. The input voltage is suitable for 5V AC adapters. It can charge single-cell lithium-ion batteries with constant current or co...[Details]
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Abstract: In the designed constant current source circuit of the anti-snoring device, the MCP41010 digital potentiometer is used to change the stimulation current of the constant current source on ...[Details]
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Today, the Ministry of Industry and Information Technology issued a reply letter to the CPPCC proposal, stating that the relevant departments will organize relevant standard research institutions to ...[Details]
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First, the test code (normal version)
#include "stm32f10x.h"
#include "core_cm3.h"
__asm int Dellayus(u32 usec)
{
ALIGN
PUSH.W {r1} //2 clock cycles
MOV r1...[Details]
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Sina Technology reported on the afternoon of May 8 that according to Taiwan's Economic Daily, Delta Electronics announced that its revenue in April was NT$23.425 billion (about RMB 5.13 billion...[Details]
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1. Alignment principle min(sizeof(word ), 4) = 2, so it is 2-byte aligned, not 4-byte aligned as we thought. 1) Each member is aligned in its own way and minimizes its length; 2) The default al...[Details]
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The figure shows an application circuit that uses a 317 three-terminal adjustable positive integrated voltage regulator to form an adjustable output voltage of 0~30V. When R2 is zero, the output volt...[Details]
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High-precision programmable constant current power supplies are widely used in instrumentation, sensor technology and testing. In the past, most programmable constant current source circuits used P...[Details]
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According to Sina Technology, telecommunications equipment maker Nokia said on Tuesday that it plans to lay off about 180 employees in Finland this year. At the same time, the company will invest mor...[Details]
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Have you ever applied input voltage to your power supply only to find it has failed? Short input voltage rise times and high-Q resonant circuits that produce twice the input supply voltage can...[Details]
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Che Dongxi reported on May 24 that on May 18, China Science and Technology Thunder released the Chuangda Rubik’s large model technology, which will be used in the development of smart car machine ...[Details]
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On January 2, State Grid Ningxia Electric Power Co., Ltd. revealed that in 2019, the company thoroughly implemented the strategic goal of "three types and two networks, world-class" of State Grid C...[Details]
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1. Nfs mounts the root file system 1.1 mini2440 chooses to burn u-boot.bin to NAND flash under NOR 1.2 Mini2440 selects NAND flash to boot and enters the u-boot command line 1.3 Use print to prin...[Details]
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my country has abundant wind and solar energy resources. After long-term research and unremitting accumulation, many new energy technologies and equipment manufacturing levels have become world-leadin...[Details]
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