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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 ...
单片机编程 PCA9537 4bit I2C bus and SMBus
The PCA9537 is a 10-pin CMOS device that provides 4 bits of General Purpose parallelInput/Output (GPIO) expansion with interrupt and reset for I2C-bus/SMBus applicationsand was developed to enhance the NXP Semiconductors family of I2C-bus I/O expanders.I/O expanders provide a simple solution when ad ...
单片机编程 PCA9538 8bit I2C bus and SMBus
The PCA9538 is a 16-pin CMOS device that provides 8 bits of General Purpose parallelInput/Output (GPIO) expansion with interrupt and reset for I2C-bus/SMBus applicationsand was developed to enhance the NXP Semiconductors family of I2C-bus I/O expanders.I/O expanders provide a simple solution when ad ...
单片机编程 PCA9539 PCA9539R 16-bit I2C-bu
The PCA9539; PCA9539R is a 24-pin CMOS device that provides 16 bits of GeneralPurpose parallel Input/Output (GPIO) expansion with interrupt and reset forI2C-bus/SMBus applications and was developed to enhance the NXP Semiconductorsfamily of I2C-bus I/O expanders. I/O expanders provide a simple solut ...
单片机编程 PCA9555 16bit I2C-bus and SMBu
The PCA9555 is a 24-pin CMOS device that provides 16 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. The improvementsinclude higher drive capability, 5 V I/O tolerance, lo ...
单片机编程 PCA9698 I2C扩展芯片
PCA9698 是一款40 位I2C 输入/输出扩展器，能够实现I2C/SMBus 应用中40 位GPIO 的扩展
单片机编程 AN070231 I O扩展器选型指南
基于 I2C 总线的GPIO 扩展器件为主控器提供了额外的I/O 口，本文介绍了扩展器件的应用场合和选型指南，为设计者在设计中提供了参考。
单片机编程 USB摄像头微处理器硬件设计
USB2.0 摄像头微处理器支持高速USB2.0 接口，内嵌强劲的图像后处理单元，JPEG 高速编译码器，支持高达200 万像素的CMOS 传感器接口和CCD 传感器接口，处理器设计的产品可以实现独特的运动监测功能与脸部追踪功能，这不仅大大加强了显示效果，提高了画面的品质，更拓展了PC 摄像头的应用领域，如增强的实时视频聊天功能和门 ...
单片机编程 单片机在工业无线网络中的具体应用
如同今天的许多通用单片机(MCU)已经把USB、CAN和以太网作为标准外设集成在芯片内部一样，越来越多的无线网络芯片和无线网络解决方案也在向集成SoC 方向发展，比如第一代产品，Nordic公司nRF905，Chipcon公司cc1010 他们集成了8051兼容的单片机.这些无线单片机适合一般的点对点和点对多点的私有网络应用，如单一产品的遥控 ...