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A fully integrated ultra-wideband CMOS RF transceiver switch chip with low insertion loss and high isolation is designed. The circuit adopts deep N-well suspension technology. Under the power supply ...[Details]
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Abstract: This paper analyzes the drive control of brushless DC motors in detail and designs a dual rear-wheel drive control system for electric vehicles based on the ARM7 LPC2132 microprocessor. ...[Details]
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On November 23, OPPO launched the flagship imaging smartphones OPPO Reno 11 and OPPO Reno 11 Pro series at a new product launch conference. Equipped with BOE flexible OLED screens, they have been...[Details]
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1. Functional requirements of automotive multimeter In the detection and diagnosis of engine electronic control system faults, in addition to the parameters such as voltage, resistance and current th...[Details]
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Meizu phones are truly the memories of a generation. There is no doubt that Meizu was once very powerful, with a hardcore craftsmanship, design, and R&D team that always amazes consumers. It also has...[Details]
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July 15, 2022 – Mouser Electronics, an authorized global distributor of semiconductors and electronic components focused on the introduction of new products, announced that it has signed a global dis...[Details]
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Fault phenomenon When testing temperature, the error is large. Testing process After testing, the error in the sensor mode readback was nearly 100 times, and it was found that the analog unit of th...[Details]
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When I first started learning character device drivers, I felt that the most difficult part was the connection between the driver and the underlying hardware. The driver on Linux is based on the op...[Details]
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Different from ordinary ARM bare board development, when programming with stm32 library functions, the interrupt function name is fixed. The specific function name can be viewed in the Vector Tabl...[Details]
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Circuit Function and Advantages Current monitoring is critical in many applications such as power management, solenoid control, and motor control. Monitoring the current at the high side of the ...[Details]
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1. Files needed to build a development environment ST library: https://pan.baidu.com/s/1Nt5SCaaZZ2RjLcYtT7UApg ST-Link v2 driver and Keil4 development tools: https://pan.baidu.com/s/1ibcL8XlMVW-o...[Details]
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When using digital oscilloscopes, test engineers always encounter various problems, especially for engineers at the beginner level. So is there a good way to help everyone quickly find problems and so...[Details]
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After the release of PCIe 5.0 Base Specification v1.0 in mid-2019, Synopsys released the world's first IP supporting PCIe 5.0 Base Specification v1.0 and demonstrated the environment for verifying tr...[Details]
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In the RF signal chain (Figure 1) of communication infrastructure equipment, radar, RFID readers, measurement and control, consumer electronics, and medical equipment, amplifiers (lo...[Details]
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With the expansion of national industrial scale and the development of science and technology, the load structure of power grid has changed greatly. On the one hand, the massive growth of nonlinear...[Details]