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(1) IO port pins use self-explanatory macro definitions, such as LED1, LED_ONE_PIN (2) The IO port level is defined using macros, such as PIN_ON/PIN_OFF (3) A value that needs to be compared with...[Details]
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Recently, the Second Global IC Entrepreneurs Conference and the 17th China International Semiconductor Expo (IC China 2019), guided by the Ministry of Industry and Information Technology and the Shan...[Details]
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Here’s how to use it: #define USB_RECV_Q_ITEM_CNT 8 #define USB_RECV_Q_ITEM_SIZE (64 + 1) // Total buffer area for USB message queue static uint8_t m_usb_recv_q_buff = {0}; queue_t m_usb_recv_q = ...[Details]
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introduction
The MOS gate-source voltage reference based on the temperature effect of mutual compensation of mobility and threshold voltage has been one of the focuses of reference source ...[Details]
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In June this year, Huawei's investment company Hubble Technology invested in a new VCSEL chip company, Changzhou Zonghui Xingguang Semiconductor Technology Co., Ltd. (hereinafter referred to as "Zong...[Details]
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This chapter introduces a scheduling module designed using real-time interrupts. This module can not only allow the I/O pin to output a square wave with a specific duty cycle, but also allow the prog...[Details]
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Smart bracelets are the star products in the smart wearable ecosystem. GNSS trajectory positioning, health indicator monitoring, sports mode, etc. further blur the boundaries between bracelets and ...[Details]
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Created on: 2012-10-8
Author: zhang bin
Study Notes
for ucos-ii PC
redesigned by zhang bin
2012-10-8
versions : V-0.1
All Rights Reserved
#i...[Details]
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Since the LCR tester has different models, its connection method will also be different. Here we sort out the characteristics of the five connection methods. Generally speaking, the more complicated ...[Details]
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In order to maintain strict hysteresis current control when designing an LED constant current source, the inductor must be large enough to ensure that energy can be supplied to the load during the H...[Details]
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Oil is one of the most relied-upon energy sources in the 20th century. It is a prerequisite for most cars to run normally. However, there will always be a day when oil will be exhausted, but it i...[Details]
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The automotive industry is moving towards the use of remote, shark fin Antenna modules are transitioned to achieve uniform ground and Satellite communications . Due to the compact antenna structure...[Details]
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Recently, the "2021 Shanghai Public Service Project" was officially released. It proposes to add 10,000 public charging piles, 15 taxi charging demonstration stations, and 10 shared cha...[Details]
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As early as this year's APEX 2020, the micro gimbal lens equipped with this phone impressed many people. It is reported that the micro-gimbal lens can achieve anti-shake in multiple tilt directions...[Details]
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SiC modules enable higher power density in motor drives
The traction drive consumes almost all of the energy in an electric vehicle (EV). Therefore, the drive system must be as efficient as po...[Details]