coldfire 縮寫術語

Table i. Acronyms and Abbreviated Terms
Term Meaning
ADC Analog-to-digital conversion
ALU Arithmetic logic unit
BDM Background debug mode
BIST Built-in self test
BSDL Boundary-scan description language
CODEC Code/decode
DAC Digital-to-analog conversion
DMA Direct memory access
DSP Digital signal processing
EA Effective address
FIFO First-in, first-out
GPIO General-purpose I/O
I2C Inter-integrated circuit
IEEE Institute for Electrical and Electronics Engineers
IFP Instruction fetch pipeline

IPL Interrupt priority level
JEDEC Joint Electron Device Engineering Council
JTAG Joint Test Action Group
LIFO Last-in, first-out
LRU Least recently used
LSB Least-significant byte
lsb Least-significant bit
MAC Multiply accumulate unit, also Media access controller
MBAR Memory base address register
MSB Most-significant byte
msb Most-significant bit
Mux Multiplex
NOP No operation
OEP Operand execution pipeline
PC Program counter

PCLK Processor clock
PLIC Physical layer interface controller
PLL Phase-locked loop
POR Power-on reset
PQFP Plastic quad flat pack
PWM Pulse width modulation
QSPI Queued serial peripheral interface
RISC Reduced instruction set computing
Rx Receive
SIM System integration module
SOF Start of frame
TAP Test access port
TTL Transistor transistor logic
Tx Transmit
UART Universal asynchronous/synchronous receiver transmitter