参数资料
型号: MB86605PMT
元件分类: 总线控制器
英文描述: SCSI BUS CONTROLLER, PQFP144
封装: PLASTIC, LQFP-144
文件页数: 5/64页
文件大小: 275K
代理商: MB86605PMT
13
MB86605
s BLOCK DIAGRAM
1.
16-Bit Bus Mode
Transfer
Controller
MSG
C/D
I/O
ATN
BSYOE
BSY
SELOE
SEL
RSTOE
RST
REQ
ACK
INIT
TARG
DB15 to 8,
UDBP
DB7 to 0,
LDBP
DBOE15 to 8,
UDBOEP
DBOE7 to 0,
LDBOEP
S/DSEL
SCSI
Interface
1
2
3
4
5
6
7
8
9
Internal
Processor
Phase
Controller
Various
Registers
(32 Bytes)
(2048 Bytes)
Timer
Receive
MSG, CMD,
Status Buffer
Send
MSG, CMD,
Status Buffer
User
Program
Memory
Data
Register
DREQ
DACK
DMBHE (DMUDS)
DMA0
DMD15 to 8, UDMAP
DMD7 to 0, LDMDP
IOWR (DMLDS)
IORD (DMR/W)
TP
DMA
Interface
WR
(LDS)
RD
(R/W)
CS0
CS1
A4
to
0
BHE
(UDS)
INT
D15
to
8,
UDP
D7
to
0,
LDP
MPU Interface
(512 Bytes)
(64 Bytes)
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