1. metastable its solution
2. Competitive risk and its solution
jump FIG 3.UART communication protocols such
4. The clock domain crossing and processing units of the multi-bit signal, handshake signal, the asynchronous FIFO
5. The reset how signal is synchronized to the system clock
between data and clock metastable 6. is a timing chart of
a regular expression, and the corresponding exercise program 7.perl, such as automatic generation of the TB
8. the skilled programming C
