[問題] AMBA與tristate
最近看AMBA spec,裡面有提到
In order to allow implementation of an AHB system without the use of tristate drivers
separate read and write data buses are required.
想請問一下為什麼要避免tristate?
tristate不是本來就會用在bus上面嗎?
還有為什麼把read 和 write data buses分開可以避免tristate?
謝謝各位大大指教>"<
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05/10 11:02, , 1F
05/10 11:02, 1F