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单片机编程 M-LD3320模块原理图
M-LD3320模块原理图
单片机编程 新唐CAN-BUS系列笔记（smartmcu）
新唐科技(原华邦电子逻辑事业群)，自2010年成功推出ARM® Cortex™-M0为内核的32位单片机 - NuMicro™ 家族后，持续专注于新一代微控制器系列产品的开发。同时，32位单片机的发展前景备受各方瞩目，在工业控制、消费电子、汽车电子、高速计算与通讯控制等应用领域的推波助澜下，32位单片机的成本和性价比展现 ...
单片机编程 PCA9673—带中断、复位的16位Fm+ I2C-bus远程I/O口
PCA9673是PCF8575的升级产品，提供快速模式FM+的I2C-bus速度（1MHz），因此，输出能支持PWM LED调光功能。具有高I2C总线驱动能力（30mA），所以不需要总线缓冲器就能挂接很多器件。且灌电流能力高（200mA），能同21时驱动多个25mA的LED，允许多个器件（16个）挂接在总线上而不会产生地址冲突。
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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 ...
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 ...
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 PCA9540B 2channel I2C bus mult
The PCA9540B is a 1-of-2 bidirectional translating multiplexer, controlled via the I2C-bus.The SCL/SDA upstream pair fans out to two SCx/SDx downstream pairs, or channels.Only one SCx/SDx channel is selected at a time, determined by the contents of theprogrammable control register.
单片机编程 PCA9541 2 to 1 I2C-bus master
The PCA9541 is a 2-to-1 I2C-bus master selector designed for high reliability dual masterI2C-bus applications where system operation is required, even when one master fails orthe controller card is removed for maintenance. The two masters (for example, primaryand back-up) are located on separate I2C ...