Mpc860 consists of three major blocks : the embedded powerpc core , the system interface unit ( or siu ) , and the communications processor module ( or cpm ) . the mpc860t extends mototola ' s mpc860 embedded processor family . this new derivative adds a 10 / 100mbps ethernet mac to the already extensive capabilities of the mpc860 Mpc860t是mpc860嵌入式處理器家族的一個擴展,在860基礎上增加了對快速以太網(wǎng)( 100mbps )的支持。嵌入式linux系統(tǒng)是嵌入式系統(tǒng)的一個重要分支。