目录电感和磁珠的联系与区别...............................................................................................................4片式磁珠和片式电感的应用场合...........................................................................................5贴片电容..........................................................................................................................................6贴片电阻..........................................................................................................................................7DDRSDRAM....................................................................................................................................8射频..................................................................................................................................................9看门狗定时器..................................................................................................................................9DMA 直接内存访问........................................................................................................................9DMA 工作原理......................................................................................................................10RTC 实时时钟................................................................................................................................10I2C 总线..........................................................................................................................................101 I2C 总线特点.......................................................................................................................112 I2C 总线工作原理...............................................................................................................113 I2C 总线基本操作...............................................................................................................11I2S 总线......................................
