ETU
FIFO
H-UDI
INTC
JTAG
LSB
MMU
MSB
PFC
RISC
SCIF
TLB
TMU
UART
UBC
WDT
Elementary Time Unit
First-In First-Out
User Debug Interface
Interrupt Controller
Joint Test Action Group
Least Significant Bit
Memory Management Unit
Most Significant Bit
Pin Function Controller
Reduced Instruction Set Computer
Serial Communication Interface with FIFO
Translation Lookaside Buffer
Timer Unit
Universal Asynchronous Receiver/Transmitter
User Break Controller
Watch Dog Timer
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Rev. 1.00 Sep. 19, 2007 Page viii of xlviii