Avalon bus의 기초 read, write 동작
The numbers in this timing diagram, mark the following transitions: 1. address, byteenable, and read are asserted after the rising edge of clk. The slave asserts waitrequest, stalling the transfer. 2. waitrequest is sampled. Because waitrequest is asserted, the cycle becomes a wait-state. Address,read, write, and byteenable remain constant. 3. The slave deasserts waitrequest a..