There is metastability and how to generate empty and full flag correctly.
避免亚稳态的出现和满/空标志信号的产生是异步FIFO设计的两个难题。
International Conference on Road Signs and Signals
国际道路标志信号会议
This sign marks the border; He indicated where the border ended.
这是国界的标志信号。
sweep marker generator
扫描标志信号发生器
Obey traffic signs and signals.
遵守交通标志和信号。
Protocol on Road Signs and Signals, 1949 1949
年公路标志及信号议定书
" Acoustic, optical alarm signals and identifying indications in ships"
GB9193-1988船舶声光报警信号和识别标志
Graphical symbols for use on public information signs
GB10001-1994公共信息标志用图形符号
marker beacon
指点标, 标志信标
Group of Experts on the Standardization of Rules of the Road and Signs of Signal
内河航行的航道规则和信号标志标准化专家组
A signal used to identify the beginning of a block.
一种用来标志一信息块开头的信号。同synchronizing signal。
" Motor vehicles--Symbols for controls,indicators and tell-tales"
GB4094-1994汽车操纵件、指示器及信号装置的标志
grade signal marker
上坡信号标志(在双线上准许货物列车限速通过)
The related problems of urban rail transit circuit and signal mark setting
城轨交通线路及信号标志设置的有关问题
twirled mark or sign
旋转的标志或符号.
radio marker beacon station
无线电标志信标电台
Signal timing design
信号时序设计；号志时制设计；号志时段设计
Toll and local crossbar telephone switching system--Signal marks or colours of lamp and alarm ringer
GB/T2094-1980纵横制长、市话交换设备灯色及警铃信号标志
Review on Approval Mark of Lighting and Light-signaling Devices for Motor Vehicle
ECE机动车技术法规中照明和发光信号装置的认证标志综述