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To illustrate the increase in battery life achieved with a Class G audio amplifier, our calculations are based on the following values:
PBATT: Battery Power
VBATT: Battery supply voltag...[Details]
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The 3rd Smart Cockpit and User Experience Conference 2021 was successfully held. Harman brought its market-leading cockpit domain controller mass production solutions and brand audio upgrade solution...[Details]
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Munich, Germany, June 2022 – Codasip, a leader in customizable RISC-V processor silicon intellectual property (IP), today announced that its Codasip Studio platform now supports Apple’s macOS Monte...[Details]
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Saving energy and protecting the environment have become necessary conditions for the sustainable development of mankind. People's attention is turning to the utilization and development of renewable...[Details]
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The use of peony shells to manufacture sodium battery negative electrode materials has been successfully achieved in Luoyang. This technology is the first of its kind in China. Two invention patents h...[Details]
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It is certain that Samsung will introduce major changes to the appearance of the Galaxy S22 series of smartphones early next year, and the Galaxy S22 Ultra flagship model is expected to replace ...[Details]
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According to Taiwan media DIGITIMES, China's leading ODM Wingtech Technology has replaced Taiwan-based manufacturers such as Quanta and Foxconn to become Apple's MacBook assembly plant. The sudden em...[Details]
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/*
Functional description: Serial communication program, after receiving 8 data, DSP interrupt will receive the 8 data
The data is returned to the sender in the form of interrupt sending.
* */
#inclu...[Details]
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1. Introduction to MC68K CPU The MC683xx series of microcontrollers are composed of the famous MOTOROLA 32-bit microprocessors such as MC68K, 68020, 68040, and the compatible 68K, CPU32, CPU3...[Details]
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(April 20, 2021, Shanghai, China) On April 16, the "2021 United Nations Industrial Development Organization Theme Day" (UNIDO Day 2021) was successfully held at the Shanghai World Expo Exhibition and...[Details]
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The forward voltage drop of a silicon diode is about 0.7V, and the forward voltage drop of a germanium tube is about 0.3V. The forward voltage drop of the LED is related to the color. There are gener...[Details]
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1. Palette address The palette is the address of a piece of memory. We can find the address of the palette by searching for palette in the chip manual of s3c2440. 2.s3c2440_lcd_controller.c We set ...[Details]
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Abstract: Regardless of the application, engineers are faced with the need to bias circuits with negative voltages for specific functions. This need is common in single-supply systems where high pe...[Details]
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1. H-bridge motor drive circuit
Figure 4.12 shows a typical DC motor control circuit. The circuit is named "H-bridge drive circuit" because its shape resembles the letter H. Four transistors fo...[Details]
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When using GCC to develop ARM, you will definitely encounter compiler problems. For example, you will encounter various warnings and errors when compiling C code. For example, I encountered several...[Details]
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