基于LPC系列MCU的WMC红外遥控接收系统方案

介绍了由LPC1343和LPC812组成的一套针对WMC的红外遥控接收设备方案。LPC1343是一款基于Cortex-M3内核的MCU,主频可达72MHz的MCU,片上自带全速的USB设备控制器,便于与Windows进行数据通讯。LPC812是一款基于Cortex-M0+内核的MCU,其先进的SCT模块可以灵活的输出驱动红外发射的所需要的PWM信号,而且其超低的待机功耗特别适用于电池供电的系统中。IR Remote Controller/Receiver DemoJuly,2013NXP LPCseries MCU22LPC=100%ARM32-bitARM9:Powerful application processor core based on its32-bit RISC CPU.Fast speeds ARM9thanks to an instruction cache and5-stage pipeline.Includes an MMU(memorymanagement unit)that enables Linux and WinCE support.Cortex-M4:Adds digital signal control capabilities to the Cortex-M3including single-cycleCortexmultiply-accumulate instructions,SIMD instruction and an optional32-bit Floating Point M4Unit.Upwardly code compatible with M3and M0/M0+.Cortex-M3:Industry-leading32-bit microcontroller core for the embedded market