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The power management chip used in the iTOP-4412 core board is the S5M8767 developed by Samsung specifically for 4412. 8767 provides 9 BUCK and 28 LDO outputs, and the voltage of each channel can be s...[Details]
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At the recently held 21st China (Guangzhou) International Building Decoration Expo (referred to as "China Construction Expo"), NXP Semiconductors and Shenzhen Romance Smart Home Co., Ltd. jointly dem...[Details]
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Ultrasonic thickness gauges measure thickness based on the principle of ultrasonic pulse reflection. When the ultrasonic pulse emitted by the probe passes through the object to be measured and reache...[Details]
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At the 7th Shanghai FD-SOI Forum held on September 16, 2019, Americo Lemos, senior vice president of GlobalFoundries, pointed out that the fast-growing IoT market will bring huge development opportun...[Details]
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1. System Overview The modules used in the system include AT89C51 microcontroller + 8-bit common cathode digital tube + ADC0804 analog-to-digital conversion + PT100 temperature detection. The syste...[Details]
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1. Introduction
Since the emergence of microcontrollers in the 1970s, they have developed rapidly and been widely used in the past 30 years. With the rapid development of microelectronics tech...[Details]
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The lighting equipment at civil airports are all visual aids. Although many aircraft are equipped with various advanced radio aids and instrument landing systems, these lights are still indispensable...[Details]
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Before the advent of projectors, we mainly used slide projectors. In fact, today's projectors are also special forms of slide projectors. Some scholars have shown that the development of projectors...[Details]
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When STM8 is powered on, it uses the internal 16M RC oscillator divided by 8 as the system clock by default. After the program starts running, you can modify the main clock source by setting the relev...[Details]
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In recent years, various switching power supplies have been widely used with their small size, high power density and high efficiency. With the improvement of the automation level of power systems, es...[Details]
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Recently, foreign media revealed that Xiaomi's new phone Xiaomi 9X will be launched in May, suitable for users who think Xiaomi 9 SE is expensive or that Redmi Note 7 Pro is not good enough. ...[Details]
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There are 5 16-bit timers in the s3c2440 chip, 4 of which (timer 0 to timer 3) have pulse width modulation function, so PWM function can be easily implemented with s3c2440. The following is a detai...[Details]
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1 Introduction
ZigBee technology is a short-range, low-complexity, low-power, low-data-rate, low-cost two-way wireless communication technology. It is mainly applicable to the fields of automa...[Details]
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Supercapacitors (SC) or ultracapacitors, also known as electric double-layer capacitors, are increasingly being used in a variety of power management systems. In automotive applications such as sta...[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]
GD32 MCU
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