參數(shù)資料
型號(hào): SMC032BFY6E
廠商: NUMONYX
元件分類(lèi): PROM
英文描述: 4M X 8 FLASH 3.3V PROM CARD, 300 ns, UUC50
封裝: LEAD FREE, CARD-50
文件頁(yè)數(shù): 43/90頁(yè)
文件大?。?/td> 1863K
代理商: SMC032BFY6E
CF-ATA registers
SMCxxxBF
9.2
Error register
The error register is a read-only register, located at address 1F1h [171h], offset 1h, 0Dh.
This read only register contains additional information about the source of an error when an
error is indicated in bit 0 of the status register. The bits are defined in Table 43. This register
is accessed on data bits D15 to D8 during a write operation to offset 0 with –CE2 Low and –
CE1 High.
9.2.1
Bit 7 (BBK)
This bit is set when a bad block is detected.
9.2.2
Bit 6 (UNC)
This bit is set when an uncorrectable error is encountered.
9.2.3
Bit 5
This bit is ‘0’.
9.2.4
Bit 4 (IDNF)
This bit is set if the requested sector ID is in error or cannot be found.
9.2.5
Bit 3
This bit is ‘0’.
9.2.6
Bit 2 (abort)
This bit is set if the command has been aborted because of a card status condition (not
ready, write fault, etc.) or when an invalid command has been issued.
9.2.7
Bit 1
This bit is ‘0’.
9.2.8
Bit 0 (AMNF)
This bit is set when there is a general error.
Table 42.
Data register access (True IDE mode)
Data register
–CS1
–CS0
A0
-DMACK
Offset
Data bus
PIO word data register
1
0
1
0h
D15 to D0
DMA word data register
1
X
0
X
D15 to D0
PIO byte data register (selected using
Set Features command)
1
0
1
0h
D7 to D0
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