1
锛?/p>
Intel 8051
鍗曠墖鏈虹殑
CPU
鏄紙
c
锛変綅鐨勩�?/p>
A
锛?/p>
16
B
锛?/p>
4
C
锛?/p>
8
D
锛庡噯
16
浣?/p>
2
锛?/p>
PSW
涓?/p>
RS1
鍜?/p>
RS0
鐢ㄦ潵锛?/p>
a
锛?/p>
銆?/p>
A
锛庨�夋嫨宸ヤ綔瀵勫瓨鍣ㄧ粍
B
锛庢寚绀哄浣?/p>
C
锛庨�夋嫨瀹氭椂鍣?/p>
D
锛庨�夋嫨宸ヤ綔鏂瑰紡
3
锛庡崟鐗囨満涓婄數澶嶄綅鍚庯紝
PC
鐨勫唴瀹逛负锛?/p>
a
锛?/p>
銆?/p>
A
锛?/p>
0000H
B
锛?/p>
0003H
C
锛?/p>
000BH
D
锛?/p>
0800H
4
锛庢墍璋?/p>
CPU
鏄寚锛?/p>
a
锛?/p>
A
锛庤繍绠楀櫒鍜屾帶鍒跺櫒
B
锛庤繍绠楀櫒鍜屽瓨鍌ㄥ櫒
C
锛庤緭鍏ヨ緭鍑鸿澶?/p>
D
锛庢帶鍒跺櫒鍜屽瓨鍌ㄥ櫒
5
锛庡崟鐗囨満涓殑绋嬪簭瀛樺偍鍣?/p>
PC
鐢ㄦ潵锛?/p>
b
锛?/p>
銆?/p>
A
锛庡瓨鏀炬寚浠?/p>
B
锛庡瓨鏀炬鍦ㄦ墽琛岀殑鎸囦护鍦板潃
C
锛庡瓨鏀句笅涓�鏉℃寚浠ゅ湴鍧�
D
锛庡瓨鏀句笂涓�鏉℃寚浠ゅ湴鍧�
6
锛?/p>
AT89S51
鍗曠墖鏈虹墖鍐呮暟鎹瓨鍌ㄥ櫒瀹归噺鏄紙
b
锛?/p>
銆?/p>
A
锛?/p>
64B
B
锛?/p>
128B
C
锛?/p>
256B
D
锛?/p>
512B
7
锛庡苟琛屾墿灞曟椂鍙互鍒嗘椂鍋氬湴鍧�
/
鏁版嵁鎬荤嚎鐨勬槸锛?/p>
a
锛?/p>
銆?/p>
A
锛?/p>
P0
鍙?/p>
B
锛?/p>
P1
鍙?/p>
C
锛?/p>
P2
鍙?/p>
D
锛?/p>
P3
鍙?/p>
8
锛庤繍绠楀櫒涓嶈兘瀹屾垚鐨勫姛鑳芥槸锛?/p>
b
锛?/p>
銆?/p>
A
锛庣畻鏈繍绠?/p>
B
锛庤瘑鍒寚浠?/p>
C
锛庨�昏緫杩愮畻
D
锛庝綅鎿嶄綔杩愮畻
9
锛?/p>
4
涓彲缂栫▼骞惰
I/O
鍙ｄ腑锛屼綔閫氱敤
I/O
鍙ｄ娇鐢ㄦ椂锛屾槸鍑嗗弻鍚戝彛鐨勬槸锛?/p>
a
锛?/p>
銆?/p>
A
锛?/p>
P0
鍙?/p>
B
锛?/p>
P1
鍙?/p>
C
锛?/p>
P2
鍙?/p>
D
锛?/p>
P3
鍙?/p>
10
锛?/p>
AT89S51
鍗曠墖鏈虹墖鍐呯壒娈婂姛鑳藉瘎瀛樺櫒鐨勪釜鏁版槸锛?/p>
b
锛?/p>
銆?/p>
A
锛?/p>
21
涓?/p>
B
锛?/p>
26
涓?/p>
C
锛?/p>
42
涓?/p>
D
锛?/p>
35
涓?/p>
11
锛庝笅鍒楀姛鑳介儴浠朵腑锛屼笉灞炰簬鎺у埗鍣ㄧ殑鏄紙
d
锛?/p>
銆?/p>
A
锛庣▼搴忚鏁板櫒
B
锛庢寚浠ゅ瘎瀛樺櫒
C
锛庢寚浠よ瘧鐮佸櫒
D
锛庣畻鏈�昏緫杩愮畻鍗曞厓
12
锛庝娇鐢ㄥ崟鐗囨満寮�鍙戠郴缁熻皟璇曠▼搴忔椂锛屽婧愮▼搴忚繘琛屾眹缂栫殑鐩殑鏄紙
a
锛?/p>
銆?/p>
A
锛庡皢婧愮▼搴忚浆鎹㈡垚鐩爣绋嬪簭
B
锛庡皢鐩爣绋嬪簭杞崲鎴愭簮绋嬪簭
C
锛庡皢浣庣骇璇█杞崲鎴愰珮绾ц瑷�
D
锛庤繛缁墽琛?/p>
13
锛庡湪
C51
绋嬪簭涓父甯告妸锛?/p>
c
锛変綔涓哄惊鐜綋锛岀敤浜庢秷鑰?/p>
CPU
鏃堕棿锛屼骇鐢熷欢鏃舵晥鏋溿�?/p>
A
锛庤祴鍊艰鍙?/p>
B
锛庤揪寮忚鍙?/p>
C
锛庡惊鐜鍙?/p>
D
锛庣┖璇彞