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Description: DS18B20驱动,24MHz晶振,主芯片c8051f310,编译器为keil 7.04-DS18B20 drive, 24MHz crystal, chips c8051f310, compiler keil 7.04
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Size: 2048 |
Author: hexiaobin |
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Description: ds18b20驱动程序,DQ为数据端,接P1.7
晶振为24MHZ-ds18b20 driver, DQ data end, then P1.7 crystal of 24MHZ
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Size: 1024 |
Author: 李工 |
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Description: NEC遥控器解码控制,贴片LED显示时钟,6片595级联显示,STC12C5616AD单片机,实现闹钟,温度DS18B20,时钟,LED PWM RGB调光,背景呼吸灯调光。-NEC remote control decoder control, SMD LED display clock, 6 595 cascade show, STC12C5616AD microcontroller, to achieve alarm clock, temperature DS18B20, clock, LED PWM RGB dimming, background breathing light dimming.
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Size: 144384 |
Author: |
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Description: 由于DS18B20是单线操作,所以必须严格遵守它的时序要求才能正常与之建立联系并实现读写操作。
网上见到的多是程序多是在主程序中以延时的方式实现,而且要求关中断,以实现18B20对时序的要求。但是实际应用中,测温操作一般是作为辅助动作,主要任务是通信及数据处理等其他操作,这样一来,如果将DS18B20的程序代码放在主程序中,势必影响其他需要实时处理的中断。
前些天玩到DS18B20,就尝试以51定时中断的方法实现DS18B20时序,在面包板上成功跑了起来。
用的单片机是STC11F16XE,使用外部晶振24MHz。-As DS18B20 is a single operation, so it must be strictly complied with the timing requirements in order to establish contact with them and achieve normal read and write operations. Online programs are mostly seen mostly in the main way to delay implementation, and requires disable interrupts to achieve 18B20 right timing requirements. However, practical applications, operating temperature is generally used as auxiliary action, the main task is communication and data processing and other operations, so that, if the DS18B20 program code on the main program, is bound to affect other needs real-time processing of interrupts. A few days ago to play to the DS18B20, just try to 51 timer interrupt method to achieve DS18B20 timing, success in the bread board ran. SCM is used STC11F16XE, using an external crystal 24MHz.
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Size: 3072 |
Author: TYS |
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Description: DS18B20 C51驱动程序,测试平台STC12C5A60S2,测试时钟24Mhz,含单总线搜索程序。-DS18B20 C51 driver, test platform STC12C5A60S2, 24Mhz clock, including single bus search program.
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Size: 3072 |
Author: 徐玉林 |
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