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參數(shù)資料
型號(hào): W83759A
廠商: WINBOND ELECTRONICS CORP
英文描述: ADVANCED VL-IDE DISK CONTROLLER
中文描述: 先進(jìn)的VL - IDE磁盤(pán)控制器
文件頁(yè)數(shù): 11/41頁(yè)
文件大小: 334K
代理商: W83759A
W83759A
Publication Release Date: May 1995
- 11 -
Revision A1
CONFIGURATION REGISTERS
Several configuration registers are implemented in the W83759A. These registers are accessible in
single-chip mode through the index/data port. The index/data port address is 1B4h/1B8h or
134h/138h, depending on whether pin IDD0 is high or low at power-on.
When the W83759A is in multi-chip mode (IDD1 is low at power-on setting), an ID code should be
written to 1B0h/130h (IDIN port). The W83759A will then enter the programming sequence if the ID
code matches the chip ID (determined by IDD2, IDD3 at power-on setting) or leave the programming
sequence if the ID code does not match. After the chip has entered the programming sequence, the
chip ID can be read by reading 1BCh/13Ch (IDOUT port).
IDD0_P is HIGH
1B0h*
1B4h
1B8h
1BCh
IDD0_P is LOW
130h**
134h
138h
13Ch
IDIN port (W/O)
Index port (R/W)
data port (R/W)
IDOUT port (R/O)
* The alias base addresses of 1B0h are XB0h and YB0h, where "X" means 0, 4, 8, C and "Y" means 1, 5, 9, D.
** The alias base addresses of 130h are X30h and Y30h, where "X" means 0, 4, 8, C and "Y" means 1, 5, 9, D.
Index map of configuration registers:
INDEX
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Default
Value
8Fh
80h(R/O)
POSS1
81h(R/W)
POSP1
82h(R/O)
POSS2
83h(R/W)
POSP2
84h(R/O)
POSS3
85h(R/W)
POSP3
86h(R/W)
ALTCTL
87h(R/O)
REVID
88h(R/W)
PD0TIM0
89h(R/W)
PD0TIM1
8Ah(R/W)
PD1TIM0
8Bh(R/W)
PD1TIM1
8Ch(R/W)
SD0TIM0
8Dh(R/W)
SD0TIM1
8Eh(R/W)
SD1TIM0
8Fh(R/W)
SD1TIM1
ADV
SP1
MD1
MD0
PRDYEN
SRDYEN
IDEN1
IDEN0
ADV_P
SP1_P
MD1_P
MD0_P
PRDYEN_P
SRDYEN_P
IDEN1_P
IDEN0_P
8Fh
PD0LEN
PD1LEN
SD0LEN
SD1LEN
DSL1
DSL0
CRLK#
CRSL
FFh
PD0LE_P
PD1LEN_P
SD0LEN_P
SD1LEN_P
DSL1_P
DSL0_P
CRLK#_P
CRSL_P
FFh
PD0EM#
PD1EM#
SD0EM#
SD1EM#
SUSPEN
STBY#
APD
SWAP#
FFh
PD0EM#_P
PD1EM#_P
SD0EM#_P
SD1EM#_P
SUSPEN_P
STBY#_P
APD_P
SWAP#_P
FFh
DMASL#_
P
DMASL#
Reserved
EMD1
EMD0
PEMD1_P
PEMD0_P
SEMD1_P
SEMD0_P
80h
Reserved
PDRV
SDRV
Rev 3
Rev 2
Rev 1
Rev 0
8Ah
PD0ACT3
PD0ACT2
PD0ACT1
PD0ACT0
PD0RCV3
PD0RCV2
PD0RCV1
PD0RCV0
00h
PD0AST1
PD0AST0
PD0DHT1
PD0DHT0
PD0PRE#
PD0DMA#
PD0RDY#
PD0ADV
00h
PD1ACT3
PD1ACT2
PD1ACT1
PD1ACT0
PD1RCV3
PD1RCV2
PD1RCV1
PD1RCV0
00h
PD1AST1
PD1AST0
PD1DHT1
PD1DHT0
PD1PRE#
PD1DMA#
PD1RDY#
PD1ADV
00h
SD0ACT3
SD0ACT2
SD0ACT1
SD0ACT0
SD0RCV3
SD0RCV2
SD0RCV1
SD0RCV0
00h
SD0AST1
SD0AST0
SD0DHT1
SD0DHT0
SD0PRE#
SD0DMA#
SD0RDY#
SD0ADV
00h
SD1ACT3
SD1ACT2
SD1ACT1
SD1ACT0
SD1RCV3
SD1RCV2
SD1RCV1
SD1RCV0
00h
SD1AST1
SD1AST0
SD1DHT1
SD1DHT0
SD1PRE#
SD1DMA#
SD1RDY#
SD1ADV
00h
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