MCU 开发常用缩略语整理

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缩略语	定义
ECC	纠错码
CPU	中央处理单元（MCU的一部分）
CRC	Cyclic Redundancy Check 循环冗余校验
DED	双重错误检测
SEC	单错误校正
DTCM	数据紧耦合存储器
ITCM	指令紧耦合存储器
ISR	中断服务程序
MCU	微控制器单元
MDMA	主存储器直接存取
POR	上电复位
RAM	随机存取存储器
SRAM	静态 RAM
RWW	同时读写(Read While Write)
DFT	Design For Test
I2C	Inter Integrated Circuit
SPI	Serial Peripheral interface
I3C	Improved Inter Integrated Circuit
SMP	对称多处理器（Symmetrical Multi-Processing）
SDR	单数据速率（Single Data Rate ）
DDR	双倍数据速率（Double Data Rate ）
RDP	Read Protection
WDP	Write Protection
PPC	Peripheral access Permisson Controller
LDO	Low Dropout Regulator(低压差线性稳压器)
ISP	In-System Programming: In-System programming (ISP) is programming or reprogramming the on-chip flash memory, using the boot loader software and USART, I2C, or SPI serial port. This can be done when the part resides in the end-user board.
IAP	In Application Programming: In-Application (IAP) programming is performing erase and write operation on the on-chip flash memory, as directed by the end-user application code.
RCG	Reference Clock Generator
ISA	Instruction Set Architecture(指令集体系结构)
CSR	Control and Status Register
Pipeline Flush	流水线冲刷
IF	Instruction Fetch 指令取指
ID	Instruction Dcode 指令译码
BPU	breakpoint unit (BPU)
RAS	Return Address Stack
RISC	Reduced Instruction Set Computer
CISC	Complex Instruction Set Computer
OTP	One-Time Programmable (OTP) ROM
Idiom Recognition	Idiom Recognition
DMIPS	Dhrystone Million Instructions executed Per Second
IPS	Instructions executed Per Second
MIPS	Million Instructions executed Per Second
RAW	read-after-write
ESD	Electro-Static discharge
Tsu	建立时间（Tsu：set up time）
Th	保持时间（Th：hold time）
MPC	Memory Protection Controller (MPC)
PPC	Peripheral Protection Controller (PPC)
BOD	Brown-out detect
JTAG	Joint Test Action Group
SWD	Serial Wire Debug
DUT	Device Under Test(被测设备)
PIC, PID	Position-independent code, position-independent data.
DDF	IAR device description file format
SFE	section end
DCD	Device Configuration Data
XIP	Excute In Place

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