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BlackBerry has announced the availability of QNX Black Channel Communication Technology, a new software solution that OEMs and embedded software developers can use to ensure the secure exchange of da...[Details]
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Since the second half of 2020, with the home economy spawning an explosion in demand for consumer electronics such as laptops and TVs, and a surge in market demand for 5G, servers, data centers, ne...[Details]
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After the GPIO register is converted by the ioremap function, the physical address (the actual address of the register) can be controlled by directly controlling the virtual address, thus realizing t...[Details]
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1.1 Interrupt Sources The vector interrupt controller (VIC) of the LPC2000 series supports 32 interrupt request inputs, that is, it supports 32 interrupt sources, see Table 5.1. These 32 inter...[Details]
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Specific implementation functions: 1. Press the emergency alarm button, the emergency alarm light flashes and the buzzer sounds; 2. Press the arm button, the arm indicator light starts to flash f...[Details]
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Time is limited, use digital tube to display 8-way answer, use timer to scan 8-way, the interval can be adjusted to be very small. In addition, it has the function of setting time (answer and answe...[Details]
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Making accurate and safe measurements on power components, power semiconductors, and other electronic applications is difficult when the reference signal is floating rather than referenced to ground ...[Details]
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The purpose of the fuel evaporative pollution control system is to prevent volatile hydrocarbons (HC) from evaporating and polluting the atmosphere. The fuel stored in the carburetor or fuel tank wil...[Details]
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1. Scope of application of this Bootloader: STM8S and STM8A 2. Bootloader and APP flags A flag is stored at address 0x4000 in the EEPROM Bootloader flag: 0x11; APP flag: 0x39; 3. Address allo...[Details]
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When it comes to scroll mode, you may feel unfamiliar with it. Let's first understand what scroll mode is.
Figure 1 Screen display in scroll mode
In roll mode, the oscilloscope samples wav...[Details]
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Our smartphones have a function called Bluetooth. Some consumers may ask why it is not called Green Tooth or Red Tooth. China Telecom has provided an answer to this question. Image source: Baidu Ch...[Details]
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With the theme of "New Industry, New Smart Manufacturing", the 2019 Industrial Summit focuses on three major topics: motor control, power and energy, and automation ST and its partners will ...[Details]
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On the morning of December 30, Unigroup Guoxin, Unisplendour Corporation, and XueDa Education announced that at 9:30 am on December 29, the second creditors' meeting and the investor group meeting of...[Details]
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This article introduces how to use an oscilloscope. There are many types and models of oscilloscopes with different functions. The 20MHz or 40MHz dual-trace oscilloscopes are more commonly used in ...[Details]
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The first step is to open the 6410 baseboard schematic:
You can see that OK6410 has six buttons:
You can see that the six keys of OK6410 correspond to the pins KEYINT1, KEYINT2, KEY...[Details]