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The circuit of the display is shown in Figure 9.11.1. The audio signal USR from the recorder or amplifier is divided by R1 and W through C1, and then rectified by diode D.
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This article introduces a solution for long-term power-on aging test of LED lighting products. It mainly explains how to combine the hardware products in the system and the main monitoring software t...[Details]
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On July 2, the Ministry of Industry and Information Technology and six other departments issued guidance on accelerating the cultivation and development of high-quality manufacturing enterprises. The...[Details]
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This article takes a flyback switching power supply as an example to explain the generation and propagation mechanism of its conducted common-mode interference. Based on the idea of balancing the a...[Details]
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In industries such as petrochemicals, biopharmaceuticals, etc. that are often exposed to flammable and toxic gases, or in industries where flammable and toxic gases exist in pipeline equipment, porta...[Details]
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Xiaomi Senior Vice President Wang Xiang announced that it will enter the Japanese smartphone market in 2020. Today, Xiaomi tweeted that the originally scheduled entry into the Japanese market has bee...[Details]
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Huawei is focusing on its emerging cloud business to ensure its survival, as it can still obtain American chips despite US sanctions, Reuters reported, citing the Financial Times. The report said t...[Details]
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On November 4, 2024, Lattice Semiconductor (NASDAQ: LSCC) released its third quarter 2024 financial report and held a financial report conference call. The company's CEO Ford Tamer and interim CFO ...[Details]
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;****************************************************** *************
; Division subroutine
;/************************************************ *************
CF1 MOVLW 0FFH; dividend
MOVWF 70H ; div...[Details]
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W806 does not have an internal unique ID, but its built-in 1MB flash does have a 64-bit unique ID. But many people don’t know how to read it. The following method is also what I found out after ask...[Details]
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The power on/off function is the most basic function of a battery-powered system. If a mechanical switch (two-stage toggle switch, self-locking switch, etc.) is used to directly turn on and off the p...[Details]
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code: #include "stm8s.h" #include "stm8s_gpio.h" #define PWM_F 640 uint8_t HexTable ={'0','1','2','3','4','5','6','7','8','9','A','B','C','D','E','F'}; uint16_t CCR1_Val = 100; void DelayApi(uint...[Details]
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/***************************************
Experiment on reading and writing AVR microcontroller EEPROM.
First write 1 to 255 to the MCU EEPROM, then read them out in sequence
and display them on ...[Details]
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STM32F1xx official information: "STM32 Chinese Reference Manual V10" - Chapter 8 General and Multiplexed Function IO (GPIO and AFIO) "Cortex-M3 Definitive Guide (Chinese)" Chapter 5 Bit-band Operat...[Details]
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The smart cockpit is the most similar part between current cars and consumer electronics, such as mobile phones, and is also a very important tool for Internet IT giants to enter the field of smart c...[Details]
Microcontroller MCU
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