附件有详细的设计规格书。Features -CompatiblewithMotorola'sSPIspecifications -EnhancedMotorolaMC68HC11SerialPeripheralInterface -4entriesdeepreadFIFO -4entriesdeepwriteFIFO -Interruptgenerationafter1,2,3,or4transferedbytes -8bitWISHBONERevB.3Classicinterface -Operates