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单片机编程  基于AT89C2051的温度监控系统的设计

采用单片机AT89C2051实现温度测量与控制,键盘和显示电路实现温度的设定、修改、清零以及当前温度值的显示,并对温度超过上下限进行报警。阐述了该系统设计的硬件和软件设计。 Abstract: &nbsp;The system of temperature measuring and controling is realized based on AT89C2051.The keyboard and display circuit is d ...

https://www.eeworm.com/dl/502/29310.html

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单片机编程  基于C8051F系列单片机的无线收发电路设计

基于幅移键控技术ASK（Amplitude-Shift Keying），以C8051F340单片机作为监测终端控制器，C8051F330D单片机作为探测节点控制器，采用半双工的通信方式，通过监控终端和探测节点的无线收发电路，实现数据的双向无线传输。收发电路采用直径为0.8 mm的漆包线自行绕制成圆形空心线圈天线，天线直径为（3.4±0.3）cm。试验表明， ...

https://www.eeworm.com/dl/502/29347.html

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单片机编程  lpc2478完全使用手册

NXP Semiconductor designed the LPC2400 microcontrollers around a 16-bit/32-bitARM7TDMI-S CPU core with real-time debug interfaces that include both JTAG andembedded Trace. The LPC2400 microcontrollers have 512 kB of on-chip high-speedFlash memory. This Flash memory includes a special 128-bit wide me ...

https://www.eeworm.com/dl/502/30319.html

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单片机编程  Keil c51 v8.18 下载

What is New in C51 Version 8.18[Device Support]Added debug support for the NXP P89LPC9408 in the LPC900 EPM Emulator/Programmer.[New Supported Device]Nuvoton W681308 device.[New Supported Device]NXP P89LPC9201, P89LPC9211, P89LPC922A1, P89LPC9241, P89LPC9251, P89LPC9301, P89LPC931A1, P89LPC9331, P89 ...

https://www.eeworm.com/dl/502/30320.html

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单片机编程  PCA9536—4位I2C和SMBus IO口产品数据手册

The PCA9536 is an 8-pin CMOS device that provides 4 bits of General Purpose parallel Input/Output (GPIO) expansion for I2C-bus/SMBus applications and was developed to enhance the NXP Semiconductors family of I2C-bus I/O expanders. I/O expanders provide a simple solution when additional I/O is needed ...

https://www.eeworm.com/dl/502/30567.html

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单片机编程  PCA9534—带中断的低功耗8位I2C和SMBus IO口

The PCA9534 is a 16-pin CMOS device that provide 8 bits of General Purpose parallel Input/Output (GPIO) expansion for I2C-bus/SMBus applications and was developed to enhance the NXP Semiconductors family of I2C-bus I/O expanders. The improvements include higher drive capability, 5 V I/O tolerance, l ...

https://www.eeworm.com/dl/502/30569.html

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单片机编程  PCA9534 8bit I2C bus and SMBus low power IO port with interru

The PCA9534 is a 16-pin CMOS device that provide 8 bits of General Purpose parallel Input/Output (GPIO) expansion for I2C-bus/SMBus applications and was developed to enhance the NXP Semiconductors family of I2C-bus I/O expanders. The improvements include higher drive capability, 5 V I/O toleran ...

https://www.eeworm.com/dl/502/30982.html

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单片机编程  PCA9535 PCA9535C 16bit I2C bus

The PCA9535 and PCA9535C are 24-pin CMOS devices that provide 16 bits of GeneralPurpose parallel Input/Output (GPIO) expansion for I2C-bus/SMBus applications and wasdeveloped to enhance the NXP Semiconductors family of I2C-bus I/O expanders. Theimprovements include higher drive capability, 5 V I/O t ...

https://www.eeworm.com/dl/502/30985.html

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单片机编程  PCA9536 4bit I2C bus and SMBus

The PCA9536 is an 8-pin CMOS device that provides 4 bits of General Purpose parallelInput/Output (GPIO) expansion for I2C-bus/SMBus applications and was developed toenhance the NXP Semiconductors family of I2C-bus I/O expanders. I/O expanders providea simple solution when additional I/O is needed fo ...

https://www.eeworm.com/dl/502/30988.html

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单片机编程  PCA9517 Level translating I2C-

The PCA9517 is a CMOS integrated circuit that provides level shifting between lowvoltage (down to 0.9 V) and higher voltage (2.7 V to 5.5 V) I2C-bus or SMBus applications.While retaining all the operating modes and features of the I2C-bus system during thelevel shifts, it also permits extension of t ...

https://www.eeworm.com/dl/502/30990.html

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