SPI接口读写串行EEPROM:93C46为采用3线串行同步总线SPI接口方式的EEPROM，其芯片引脚名称和功能描述如图1-1：
上传时间： 2013-11-19
上传用户：taozhihua1314
SPI时序教程
上传时间： 2014-12-20
上传用户：inwins
SPI总线
上传时间： 2013-10-15
上传用户：zxh122
SPI协议的简单实例说明
上传时间： 2013-11-23
上传用户：gaome
CAN、I2S、I2C、SPI、SSP总线简介
上传时间： 2013-11-13
上传用户：kelimu
The Linux Programming Interface - A Linux and UNIX System
标签： Programming Linux Interface Handbook
上传时间： 2013-11-10
上传用户：asdstation
PS2 PS3 Style Gampad Interface
标签： Interface Gampad Style PS2
上传时间： 2014-01-12
上传用户：unmwq
文中采用高精度AD芯片AD7891与C8051F040单片机组成高速数据采集系统，通过SPI总线，将AD7891与C8051F040直接连接，方便的实现了8路模拟量的高速采集和传输，并给出了SPI总线的接口电路及软件设计。
上传时间： 2014-12-30
上传用户：透明的心情
通过比较各种隔离数字通信的特点和应用范围，指出塑料光纤在隔离数字通信中的优势。使用已经标准化的TOSLINK接口，有利于节省硬件开发成本和简化设计难度。给出了塑料光纤的硬件驱动电路，说明设计过程中的注意事项，对光收发模块的电压特性和频率特性进行全面试验，并给出SPI口使用塑料光纤隔离通信的典型应用电路图。试验结果表明，该设计可为电力现场、电力电子及仪器仪表的设计提供参考。 Abstract: y comparing characteristics and applications area of various isolated digital communications， this article indicates advantages of plastic optical fiber in isolated digital communications. Using the standardized TOSLINK interface， it helps to control costs and difficulty in hardware development and design. Then it gives the hardware driver circuit of plastic optical fiber module， explains the noticed details in design process， gives results on the basis of the optical transceiver module voltage characteristics and frequency characteristics tests. Finally，it gives typical application circuit of the SPI communication port by using plastic optical fiber isolation .The results show that this design can be referenced for the power field， power electronics and instrumentation design.
上传时间： 2014-01-10
上传用户：gundan
The LPC1850/30/20/10 are ARM Cortex-M3 based microcontrollers for embeddedapplications. The ARM Cortex-M3 is a next generation core that offers systemenhancements such as low power consumption, enhanced debug features, and a highlevel of support block integration.The LPC1850/30/20/10 operate at CPU frequencies of up to 150 MHz. The ARMCortex-M3 CPU incorporates a 3-stage pipeline and uses a Harvard architecture withseparate local instruction and data buses as well as a third bus for peripherals. The ARMCortex-M3 CPU also includes an internal prefetch unit that supports speculativebranching.The LPC1850/30/20/10 include up to 200 kB of on-chip SRAM data memory, a quad SPIFlash Interface (SPIFI), a State Configuration Timer (SCT) subsystem, two High-speedUSB controllers, Ethernet, LCD, an external memory controller, and multiple digital andanalog peripherals.
上传时间： 2014-12-31
上传用户：zhuoying119
