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The hardware circuit design of a single-chip microcomputer application system includes two parts: one is system expansion, that is, when the functional units inside the single-chip microcomputer, s...[Details]
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/************************** Resources used in the file 1. Port: P0.2, P0.3 2. Call delay_ms function ******************************/ /************************ Port definition **********************...[Details]
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The reference design shown in Figure 1 uses the TPS54x60 and shows a simpler way to generate clean voltage rails. With this circuit, a switching converter is used to build the positive and neg...[Details]
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1. Reciprocating motion of the trolley
Use S7-200 to realize the automatic control of the trolley's reciprocating movement. The control process is to press the start button, and the trolley mo...[Details]
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Recently, Nokia officially announced that the Nokia 105 model has won the world's first place. According to the data from January to September of the global mobile phone quarterly tracking report of ...[Details]
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In combination with XXX Hospital's demand for system functions, after many discussions, communications and careful research with the hospital, and combined with our company's many years of experi...[Details]
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1. Introduction
In recent years, RFID (radio frequency) technology is an emerging automatic identification technology. RFID uses radio frequency to conduct non-contact two-way communication to iden...[Details]
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High Power Ethernet (HPOE) standards have not yet been finalized. Most people expect the standard to be: the supply voltage is increased to 53VDC, the available current per line reaches 750mA, and t...[Details]
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p IC 16c54 alarm sound program #include "pic.h" #define beep_out RA2 //音效输出 char tmr_buff; char cycle_buff; char cycle_set; int change_set; int change_count; bit change_flag; void ...[Details]
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This program is the bottom-level C subroutine of the I2C operating platform (master mode software platform), such as sending data
and receiving data, sending response bits,...[Details]
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In power generation, the amount of desalted water used in power plants is quite large, so the clamp-on ultrasonic flow meter
What are the advantages of measuring the flow rate of desalinated water? T...[Details]
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1. Brief introduction of S3C2440GPIO GPIO stands for General-purpose input/output. In addition to being used as input and output, these pins can also be configured to have other functions, such as I2...[Details]
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74LS273 is an octal D flip-flop with common clock reset
74LS373 is a three-state in-phase octal D latch
The pinouts of 273 and 373 are the same, the only difference is the functions of pin...[Details]
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"What standards should an excellent smart car meet?" This is a very interesting topic. If we discuss it in depth, it may create a very forward-looking judgment standard for China's smart electric veh...[Details]
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Healthcare is no longer exclusive to hospitals; it is becoming increasingly relevant to people’s daily lives. Medical devices are evolving from portable to wearable, which means they should be abl...[Details]
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