ͻ
 MPU Z380 
ͼ
[ த. ।騥 㡫樨 -   18,17,16,15,14,
12,11,10,9,8,7 ]

(C) WLODEK BLACK


	ࠢ  ᠬ       
	஥ ஫ 饭  

 ࠧ ,  ᯮ짮  ஥ ஫
  ()    易⥫쭮. ᫨ த⢨  -
⢥  ⠪⮢   ,  ᫨  譨 奬
롮ન ன   ᯥ稢   室 -
᪨ ᨣ,  ⢮      뢠.
ᯮ짮   楫ᮮࠧ, -,   ᠬ -
 ன⢠  ᪨ ,   稨 
ன  ⠢ .
   Z380  ন    奬  ࣠樨 ᨣ 롮ન
ன   (Memory Chip Select)   ।   16
᭮ ࠭⢠.  ࢠ 奬  ।⠢  ᯮ-
  6 ᨣ 롮ન  ன    ।
᭮ ࠭⢠ ᫥騬 ࠧ:

00FFFFFFH		Ŀ
	/UMCS		            
			             
			Ĵ
			
			   ᯮ  
			Ĵ
	/MCS3		     ।       
			     -3      
			Ĵ
	/MCS2		     ।       
			     -2      
			Ĵ
	/MCS1		     ।       
			     -1      
			Ĵ
	/MCS0		     ।       
			     -0      
			Ĵ
			
			   ᯮ  
			Ĵ
	/LMCS		             
			             
00000000H		


 奬 ।⠢ 3 ᨣ 롮ન ன 
 । ᭮ ࠭⢠ ᮣ᭮ 㭪:

00FFFFFFH		Ŀ
	/UMCS		            
			             
			Ĵ
			                   
			                   
	/MCS		     ।       
			             
			                   
			                   
			Ĵ
	/LMCS		             
			             
00000000H		


  ᯮ짮      ணࠬ஢ ⢥
寧  横  饭    ⥫쭮   1, 2 
3 ⠪ ࠧ쭮   , 孥    । .  
ᯮ짮  ࢮ  奬  ।       4
ॠ,         ⠪   ⠭ ᢮
প.    ஥    楫ᮮࠧ,  ,
  ᯮ짮  ன    ࠧ  த⢨,  
祢.    ᨣ /RAS  /CAS  ᪮   
ࠡ뢠.

			 

  稭   000000000H     ।
⠬ 7...4 ॣ LMCSR0  ᥬ ⠬ ॣ LMCSR1.
  ࠧ 設 ,   ஢
 । ⠢ ᨣ /LMCS.   ⠪: -
  ॣ = 1,   設  ஢  0.  ᫨
    ࠢ 㦨  設  = 1,
ᨣ /LMCS  ࠡ뢠  寧 ⠪⮢   믮.
묨 ᫮,  ⨢樨 롮ન   室,
⮡    設  뫨 = 0.

			 LMCS0:
	Ŀ
	MA15 MA14 MA13 MA12   0    0    0   ERF 
	
MA15...MA12 -  । ࠧ冷 A15...A12 設 ;
ERF -  ࠧ襭 ॣ樨  : 0 - 饭;
1 -  横 ॣ樨 ᨣ /LMCS ⨢   -
  ॣ樨    . RESET 뢠-
  0.

			 LMCS1:
	Ŀ
	MA23 MA22 MA21 MA20 MA19 MA18 MA17 MA16 
	
MA23...MA16 -  । ࠧ冷 A23...A16 設 .

ਬ:  ⠭ ⮢ MA23...MA12  1   
 "ࠥ"  0  %111111111111 (#0FFF),   -
쪮  । 4.

[ த ᫥ ].
