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Sina Mobile News reported on the evening of April 8 that Motorola G7 Plus was released in Beijing today. Compared with the overseas version, the Chinese version of G7 Plus has Chinese Red and...[Details]
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introduction
GPS (Global Positioning System) was developed for navigation and positioning of various transportation tools and mobile devices at sea, on land and in the air. It has the advantages...[Details]
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Since 2011, due to multiple factors such as overcapacity, the European debt crisis, and the US "double-reverse" investigation, the IPO process of many domestic photovoltaic companies that are plann...[Details]
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In recent years, the global "chip shortage" has triggered companies to think about strengthening the resilience of the supply chain.
Companies no longer blindly pursue single-source procurement...[Details]
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IT Home reported on October 22 that Huawei Mate40 series will be officially released tonight. Twitter whistleblower Teme has now exposed the detailed configuration of Huawei Mate40 Pro, Mate40 Pro+, ...[Details]
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5G licenses have been issued and 5G mobile phones are also on the market. However, due to the high prices of early 5G mobile phones and the imperfect 5G network, some consumers have been reluctant to...[Details]
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12V cut-off switching power supply circuit
Figure 12V cut-off switching power supply circuit
The circuit of the 12V current-cutoff switching power supply is shown in Figure 4. This circuit ...[Details]
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The remote interaction between He Xiaopeng and Yu Chengdong on "AEB" triggered discussions among many KOLs in the cycling circle. The incident originated from an interview published on November 1. ...[Details]
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Overview The Riversdie design (MAXREFDES8#) uses an H-bridge transformer driver (MAX256) and an LDO (MAX1659) to convert a 3.3V input to a 12V (15V) isolated output power supply (Figure 1). This ver...[Details]
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The SIM card should be very familiar to everyone. Without it, even the smartest mobile phone is just an "information island" and cannot communicate with external devices. With the advancement of the ...[Details]
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The preparation of chemical fiber requires the use of a spinneret (plate) to extrude a liquid stream and solidify it into a fiber. The temperature control determines the tensile strength and other ...[Details]
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/****************************************** ******PIC16F877A internal EEPROM reading and writing experiment******* Author:hnrain Date:2010-12-26 Version:V0.1 Email:hnrain1004@gmail.com Forum: http://...[Details]
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Embedded development is inseparable from hardware devices such as development boards and peripherals. However, if you just want to study the Linux kernel, the architecture and working mode of the Lin...[Details]
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Code demo: 1. First, initialize UART1 /*USART1 config*/ void USART1_Init(void) { /*Uart1*/ UART1_CR1=0x00; UART1_CR2=0x00; UART1_CR3=0x00; // Set the baud rate. Please...[Details]
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Recently, Interroll and Logstore have built a new repair center for PLL Group, the largest authorized service center for mobile phones and smartphones in Brazil. This factory in São Paulo, Brazi...[Details]