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An ultrasonic rangefinder is made using the STC89C52 microcontroller, ultrasonic module (HC-RS04), DS18B20 digital temperature sensor and LCD1602 liquid crystal display module. The first line of the ...[Details]
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With the rapid development of computer hardware and software technology, more and more portable devices and smart devices have emerged. These devices usually contain a CPU for control and a correspon...[Details]
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1. Development board: 89C52RC development board. 2. Development environment: Keil uv4 I plan to use 89C52 to display a string of any length on LCD1602. Since the display can only display two lines an...[Details]
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In the development of modern instruments, human-computer interaction functions are playing an irreplaceable role. Instruments with user-friendly human-computer interaction interfaces will be easier...[Details]
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References: "Transplanting u-boot-1.1.6 to TQ2440 Documentation" Tianqian transplanted source code Migration environment System: Ubuntu 12.04 built by Huaqing Yuanjian virtual machine Development b...[Details]
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We have all used microcontrollers, and we know that the FLASH of microcontrollers has 4K and 8K. We have also written microcontroller programs, but do you know how big the programs we have written ar...[Details]
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Using Silicon Lab's patented CIP-51 microcontroller core, you can use the standard 803x/805x assembler and compiler for software development. CIP-51 adopts a pipeline structure, which greatly impr...[Details]
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The simulation schematic diagram of the temperature measurement system with pt100 thermistor + AD824S amplification and ATmega8 microcontroller control is as follows. The source program of ATmega8 ...[Details]
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#include reg52.h #include "./delay/delay.h" #include stdio.h unsigned char temp ; void uart_init() { SCON = 0x50; //Set uart working mode TMOD |= 0x20; //Set the timer working mode: Mode 2 ...[Details]
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Development board: NRF52840 EVAL KIT, which is over 100 yuan from Chuxue Download tool: JINLK V11 (JLINK V9 or above is best, some people also use JLINK OB, other downloaders such as STLINK and DAP...[Details]
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//The relationship between the key and the key scanning result is as follows: // key scanning result (result) key scanning result // K10 0XE7 K18 0XB7 // K11 0XEB K19 0XBB // K12 0XED K20 0XBD /...[Details]
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51 single-chip microcomputer is a general term for all single-chip microcomputers compatible with Intel 8031 instruction system. The ancestor of this series of single-chip microcomputers is Intel's...[Details]
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How to set the special function registers of MCS-51 microcontroller?
Answer: The I/O port latches, timers, serial port buffers, and various control registers and status registers in the MCS-51 micr...[Details]
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#include
/******************************************************************
The initial duty cycle is 90% when powered on, and the LED displays normal brightness. Once the key is pressed, the duty...[Details]
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The reason for using assembly is very simple, that is, the efficiency of assembly code. When the machine starts, the efficiency of assembly is used to initialize the hardware and provide...[Details]