參數(shù)資料
型號: MB86967PFV
廠商: FUJITSU LTD
元件分類: 微控制器/微處理器
英文描述: LAN Controller with PC Card, ISA Bus, and General-purpose Bus Interfaces
中文描述: 1 CHANNEL(S), 10M bps, LOCAL AREA NETWORK CONTROLLER, PQFP80
封裝: PLASTIC, LQFP-80
文件頁數(shù): 58/129頁
文件大?。?/td> 1499K
代理商: MB86967PFV
58
MB86967
6. BMPR17: E
2
PROM Data Register
BMPR17 is an external E
2
PROM data port.
7. BMPR18: I/O Base Address Register
BMPR18 updates and displays the I/O base addresses (valid only in jumperless mode).
Bit 7
Bit 6
×
0
×
Bit 5
×
0
×
Bit 4
×
0
×
Bit 3
×
0
×
Bit 2
×
0
×
Bit 1
×
0
×
Bit 0
×
0
×
Read
Write
EDIO
Initial Value
0
Bit no.
7
Bit name
EDIO
Operation
Read
Write
Read
Write
Value
0
Function
Port for reading output data from E
2
PROM
Port for writing input data to E
2
PROM
The read values of these bits are undefined.
Always write 0s to these bits at writing.
6 to 0
Not used
Bit 7
IOBA7
0
Bit 6
IOBA6
0
Bit 5
IOBA5
0
Bit 4
IOBA4
0
Bit 3
IOBA3
0
Bit 2
IOBA2
0
Bit 1
IOBA1
0
Bit 0
IOBA0
0
Read
Write
Initial Value
Bit no.
7 to 0
Bit name
IOBA7 to IOBA0
Operation
Read
Value
Function
Each time this register is read, the I/O base address select
signals (IOSEL2 to IOSEL0) are incremented to update the
I/O base addresses. The updated values can be read from
bits 2 to 0 of BMPR19. The read values of this register have
no meaning.
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