COPYRIGHT: School of Electric and Information Engineering,AUST/SUNSHINE646615840
1
绗竴绔?/p>
6
銆?/p>
[+42]
鍘?/p>
锛?/p>
00101010B=[+42]
鍙?/p>
锛?/p>
[+42]
琛?/p>
[
锛?/p>
42]
鍘?/p>
锛?/p>
10101010B
[
锛?/p>
42]
鍙?/p>
锛?/p>
11010101B
[
锛?/p>
42]
琛?/p>
锛?/p>
11010110B
[+85]
鍘?/p>
锛?/p>
01010101B=[+85]
鍙?/p>
锛?/p>
[+85]
琛?/p>
[
锛?/p>
85]
鍘?/p>
锛?/p>
11010101B
[
锛?/p>
85]
鍙?/p>
锛?/p>
10101010B
[
锛?/p>
85]
琛?/p>
锛?/p>
10101011B
10
銆?/p>
寰瀷璁＄畻鏈哄熀鏈粨鏋勬鍥?/p>
寰鐞嗗櫒閫氳繃涓�缁勬�荤嚎
(Bus)
涓庡瓨鍌ㄥ櫒鍜?/p>
I/O
鎺ュ彛鐩歌繛锛屾牴鎹寚浠ょ殑鎺у埗锛?/p>
閫変腑骞舵帶鍒跺畠浠�傚井澶勭悊鍣ㄧ殑宸ヤ綔锛氭帶鍒跺畠涓庡瓨鍌ㄥ櫒鎴?/p>
I/O
璁惧闂寸殑鏁版嵁浜ゆ崲锛?/p>
杩涜绠楁湳鍜岄�昏緫杩愮畻绛夋搷浣滐紱鍒ゅ畾鍜屾帶鍒剁▼搴忔祦鍚戙�?/p>
瀛樺偍鍣ㄧ敤鏉ュ瓨鏀炬暟鎹拰鎸囦护锛屽叾鍐呭浠ヤ簩杩涘埗琛ㄧず銆傛瘡涓崟鍏冨彲瀛?/p>
8
浣?/p>
(1
瀛楄妭
)
浜岃繘鍒朵俊鎭�?/p>
杈撳叆鈥斺�斿皢鍘熷鏁版嵁鍜岀▼搴忎紶閫佸埌璁＄畻鏈恒�?/p>
杈撳嚭鈥斺�斿皢璁＄畻鏈哄鐞嗗ソ鐨勬暟鎹互鍚勭褰㈠紡锛堟暟瀛椼�佸瓧姣嶃�佹枃瀛椼�佸浘褰€�佸浘
鍍忓拰澹伴煶绛夛級閫佸埌澶栭儴銆?/p>
鎺ュ彛鐢佃矾鏄富鏈哄拰澶栬闂寸殑妗ユ锛?/p>
鎻愪緵鏁版嵁缂撳啿椹卞姩銆?/p>
淇″彿鐢靛钩杞崲銆?/p>
淇℃伅
杞崲銆佸湴鍧�璇戠爜銆佸畾鏃舵帶鍒剁瓑鍚勭鍔熻兘銆?/p>
鎬荤嚎锛?/p>
浠?/p>
CPU
鍜屽悇
I/O
鎺ュ彛鑺墖鐨勫唴閮ㄥ悇鍔熻兘鐢佃矾鐨勮繛鎺ワ紝
鍒拌绠楁満绯荤粺鍐?/p>
閮ㄧ殑鍚勯儴浠堕棿鐨勬暟鎹紶閫佸拰閫氫俊锛?/p>
涔冭嚦璁＄畻鏈轰富鏉夸笌閫傞厤鍣ㄥ崱鐨勮繛鎺ワ紝
浠ュ強璁＄畻
鏈轰笌澶栭儴璁惧闂寸殑杩炴帴锛岄兘瑕侀�氳繃鎬荤嚎锛?/p>
Bus
锛夋潵瀹炵幇銆?/p>
13
銆?/p>
8086
鏈?/p>
20
鏍瑰湴鍧�绾?/p>
A19
锝?/p>
A0
锛屾渶澶у彲瀵诲潃
2
20
=1048576
瀛楄妭鍗曞厓锛屽嵆
1MB
锛?/p>
80386
鏈?/p>
32
鏍瑰湴鍧�绾匡紝
鍙鍧�
232=4GB
銆?/p>
8086
鏈?/p>
16
鏍规暟鎹嚎锛?/p>
80386
鏈?/p>
32
鏍规暟
鎹嚎銆?/p>
鍦板潃鎬荤嚎
I/O
鎬荤嚎
寰鐞嗗櫒
CPU
瀛樺偍鍣?/p>
I/O
鎺ュ彛
I/O
璁惧
鏁版嵁鎬荤嚎
鎺у埗鎬荤嚎