作者aweila75 (David)
看板TransCSI
标题[问题] 95NCHU-MIS 记忆体问题
时间Fri May 18 09:17:36 2007
2.
(a) A single board computer has four data registers (R0 to R3), 1024 words in
memory, and 16 different instructions (Add, Subtract, Load, etc.), and the
length of a program is limited within 512 lines. What is the minimum size of an
instruction in bits if a typical instruction uses the format: Load[123] R1,
which means to load the data at the address 123 to register R1.
(b) If the computer uses the same size of word for data and instructions, what
is the size of each data register?
(c) What is the size of the program counter in bits?
(d) What is the size of the address bus?
(e) What is the size of the data bus?
(f) What is the minimum size of the control bus?
我记忆体容量及位置计算超弱...拜托高手指点，感谢您。
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