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In current practical applications, the problems of high-power LEDs are mainly manifested in the following aspects:
1. Insufficient knowledge of LED working conditions and power supply technolo...[Details]
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TSK series portable stress tester is mainly used for circuit board ICT stress test, FCT stress test, assembly stress test, sub-board stress test and drop stress test, etc. It is also commonly used fo...[Details]
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During the Spring and Autumn Period, Boya was very good at playing the qin, and he could create the sound of "high mountains and flowing water", but no one could understand its meaning. When the herm...[Details]
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1. Set obj and src
ifneq ($(OBJTREE),$(SRCTREE))
ifeq ($(CURDIR),$(SRCTREE))
you :=
else
dir := $(subst $(SRCTREE)/,,$(CURDIR))
endif
obj := $(if $(di...[Details]
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1 Introduction
In order to accurately output sine wave, AM wave, FM wave, PSK and ASK signals, a design method using a new DDS device to generate sine wave signals and various modulatio...[Details]
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June 17, 2022 -
Xiaomi's new POCO C40
was officially released. As a best-selling model for the mass market, POCO C40 has a simple appearance and comprehensive configuration. It is particula...[Details]
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1. Initialization In the serial port initialization part, the differences from the previous section are: 51 U0CSR |= 0x40; //Allow receiving 52 IEN0 |= 0x84; //Open the general interrupt to al...[Details]
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Circuit Function and Advantages
This circuit provides a low noise, single supply current driver for LEDs. Each of the selected devices operates from a single 3.0V supply while maintaining ...[Details]
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This section describes the interrupt handling of the ATmega8. For more general AVR interrupt handling, see P12 “Reset and Interrupt Handling”. Notes: 1. When the fuse bit BOOTRST is programmed, the...[Details]
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Imagine a world like this: your bracelet detects your abnormal pulse and helps you make an appointment with the doctor; the sensor on the necklace detects abnormal changes in your body temperature an...[Details]
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What is trapezoidal acceleration and deceleration?
As shown in the figure below, assuming that the device uses a stepper motor to move object X, the system requires object X to start from poin...[Details]
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On November 14, blogger @熊猫很禿然 revealed that in addition to the standard version of Xiaomi 12, Xiaomi will also launch Xiaomi 12 Ultra in the future. In the first half of this year, Xiaomi la...[Details]
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This time, debugging the hardware of stm8 was really hard. I didn't expect it to be so annoying! It took me 5 days to do it. I referred to many examples on the Internet and Fengchi's stm8 explanation...[Details]
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The giant magnetoresistance sensor is studied, and the structure and shielding effect of the giant magnetoresistance sensor are introduced. Current detection is selected as the representative of the ...[Details]
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A brief introduction to standby mode In the low power mode of stm32, the standby mode can achieve the lowest power consumption of the system. In this mode, only about 2uA of current is required. ...[Details]
Microcontroller MCU
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