PCA9517 Level translating I2C-
The PCA9517 is a CMOS integrated circuit that provides level shifting between lowvoltage (down to 0....
lOW技术资料
📦 资源总数：490
💻 源代码：19394
📚 lOW全部资料 (490个)
PCA9519 4channel level transla
The PCA9519 is a 4-channel level translating I2C-bus/SMBus repeater that enables theprocessor low vo...
PCA9544A 4channel I2C multiple
The PCA9544A provides 4 interrupt inputs, one for each channeland one open drain interrupt output. W...
PCA9549 Octal bus switch with
The PCA9549 provides eight bits of high speed TTL-compatible bus switching controlledby the I2C-bus....
PCA9555 16bit I2C-bus and SMBu
The PCA9555 is a 24-pin CMOS device that provides 16 bits of General Purpose parallelInput/Output (G...
PCA9548A 8 channel I2C bus swi
The PCA9548A is an octal bidirectional translating switch controlled via the I2C-bus. TheSCL/SDA ups...
8-bit I2C-bus and SMBus IO port with reset
The PCA9557 is a silicon CMOS circuit which provides parallel input/output expansion for SMBus an...
水位监测报警系统原理
摘要：本水位监测报警器使用5V低压直流电源（也可以用3节5号电池代替）就可以对5~15厘米的水位进行监测，用LED显示和数码管显示水位，并可以对不再此范围内的水位发出报警。主要采用CD4066、74L...
基于PIC单片机的低功耗读卡器硬件设计
基于PIC单片机的低功耗读卡器硬件设计:本文提出了一个完整的基于串口的智能读卡器子系统设计方案并将其实现。读卡器的设计突出了小型化的要求，全部器件使用贴片封装。为了减小读卡器的体积，设计中还使用了串口...
基于单片机控制的二氧化碳浓度测试计
基于单片机控制的二氧化碳浓度测试计:基于CDM4161二氧化碳气体浓度测试模块以及ATtiny26单片机,提出了一种二氧化碳浓度测试计的设计方案。该方案具有硬件电路简单、成本低、可靠性高、测量准确等优...