參數(shù)資料
型號: MB86832-80PFV-G
元件分類: 微控制器/微處理器
英文描述: 32-BIT, 80 MHz, RISC PROCESSOR, PQFP176
封裝: 24 X 24 MM, 0.50 MM PITCH, EIAJ, PLASTIC, SQFP-176
文件頁數(shù): 22/54頁
文件大?。?/td> 269K
代理商: MB86832-80PFV-G
MB86832
Fujitsu Microelectronics, Inc.
29
Table 12. MB86832 Memory Mapped Control Registers—Read/Write (continued)
-CS3=L, Address<9:2>=0x09
DRAM Bank Configuration Register (D B A N K R)
bit31
:
Access Error (ERR) (Error=1, No Error=0, RST=0, “0” write Clear)
bit30-11 :
Reserved [“0” write, read undened]
bit10-9
:
DRAM Start Address [STADR] (RST=0)
bit8
:
Hyper Page Enable [HE] (Page Mode DRAM=0, EDO DRAM=1, RST=0)
bit7
:
DRAM Type [TP] (4CAS-1WE=0, 4WE-1CAS=1, RST=0)
bit6-4
:
Column Address [COL] (RST=011)
bit3-0
:
Bank Size [BKSIZE] (RST=0011)
31
8
76
4 3
0
Reserved
10
9
-CS3=L, Address<9:2>=0x08
11
ERR
TP
COL
BKSIZE
HE
STADR
DRAM Timing Register (D T I M R)
bit31-5
:
Reserved [“0” write, read undened]
bit4
:
R-AS Pre-Charge Time specier bit during Self-Refresh [TRPS] (2Cycle=0, 4Cycle=1, RST=1)
bit3-2
:
R-AS Pulse Width specier bit during CBR Refresh [TRASCBR] (1cycle=00, 2cycle=01, 3cycle=10, RST=01)
bit1
:
C-AS Pulse Width specier bit [TCAS] (1Cycle=0, 2Cycle=1, RST=1)
bit0
:
R-AS Pre-Charge Width specier bit [TRP] (1Cycle=0, 2Cycle=1, RST=0)
31
5
43
2
1
0
Reserved
TRASCBR
TCAS
TRP
TRPS
DRAM Timing Register (D T I M R)
-CS3=L, Address<9:2>=0x09
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