MPC860 PowerQUICC Technical Summary - Components-Mart.hk d u c to r, I. Freescale Semiconductor, Inc. For More Information On This Product, ... IEEE 1149.1 test access port (JTAG). ? Interrupts. ? Seven ... It is a fully static design that has an integer unit (IU) and a load/store unit (LSU). It executes all ... The core interface to the internal and external buses is 32 bits. The core can.