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Today I will continue to play with the compilation and downloading of u-boot for the mini2440 development board. First of all, let me explain the background. I downloaded the mini2440 customized v...[Details]
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On May 17, BusinessKorea reported that Qualcomm was listed as one of Samsung Electronics' top five corporate customers in the first quarter of 2022. Qualcomm was selected because it signed a large fo...[Details]
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By using existing personal communication terminals, a telephone remote control system based on the land-based mobile communication network (PLMN) and the public telephone exchange network (PSTN) ca...[Details]
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Infineon Technologies launches high-performance CIPOS™ Maxi Intelligent Power Modules (IPMs) IM818-LCC,
For industrial drives and HVAC applications up to 3.0 kW
Recent...[Details]
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Keynote topics will include 5G global expansion, Snapdragon flagship mobile platform, extended reality (XR) and Always-on, always-connected PC; Live streaming available on Qualcomm.com on December 4,...[Details]
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This article mainly introduces the DC variable frequency air conditioner control scheme using SPMC75F2413A single chip. The working mechanism of DC variable frequency air conditioner controller, ...[Details]
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1 Introduction
In recent years, with the continuous introduction of various portable devices (such as mobile phones, laptops, camcorders, digital cameras, PDAs, etc.), the requirements for ba...[Details]
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Based on Dolby Pro Logic Surround Sound Technology, Dolby and Pioneer of Japan cooperated in 1990 and used advanced digital compression technology to launch the novel all-digital Dolby Digital Sur...[Details]
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Although 10 billion cores have been shipped, almost all of them come from MCUs and co-processors. RISC-V is often labeled as "insufficient performance and weak ecosystem". Fortunately, the value of R...[Details]
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Qi transmits power based on the principle of electromagnetic induction. The basic principle of the inductively coupled power transmission system is shown in the figure on the right. This system consi...[Details]
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1. Experimental tasks
Use the timer/counter T0 of the AT89S51 microcontroller to generate a one-second timing time as the second counting time. When one second is generated, the second count is i...[Details]
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#include reg51.h #include intrins.h #include stdlib.h #define uchar unsigned char #define uint unsigned int /*Port definition*/ #define data P0 sbit rw=P2^5; sbit rs=P2^6; sbit en=P2^7; sbit psb=P...[Details]
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MediaTek launches three new products in the Dimensity 5G series and Helio 4G series, enriching its mobile platform portfolio
On May 23, 2022, MediaTek released its first
mobile pla...[Details]
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1. Main uses Textile airflow resistance tester is used to measure the resistance performance of ordinary fabrics and medical protective masks to constant flow airflow. 2. Applicable standards GB 19...[Details]
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Low Drift Peak Detector
Voltage follower power amplifier peripheral circuit
Voltage Controlled Oscillator VCO
Fixed current source Figure 18 Pulse generator
...[Details]