W83627SF-AW Winbond, W83627SF-AW Datasheet - Page 55
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W83627SF-AW
Manufacturer Part Number
W83627SF-AW
Description
Manufacturer
Winbond
Datasheet
1.W83627SF-AW.pdf
(116 pages)
Specifications of W83627SF-AW
Pin Count
128
Lead Free Status / RoHS Status
Not Compliant
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Bit 7: This bit reflects the complement of the Busy input.
Bit 6: This bit reflects the nAck input.
Bit 5: This bit reflects the PError input.
Bit 4: This bit reflects the Select input.
Bit 3: This bit reflects the nFault input.
Bit 2-0: These three bits are not implemented and are always logic one during a read.
8.3.4 Device Control Register (DCR)
The bit definitions are as follows:
Bit 6, 7: These two bits are logic one during a read and cannot be written.
Bit 5: This bit has no effect and the direction is always out if mode = 000 or mode = 010. Direction is
Bit 4: Interrupt request enable. When this bit is set to a high level, it may be used to enable interrupt
Bit 3: This bit is inverted and output to the SLIN# output.
Bit 2: This bit is output to the INIT# output.
Bit 1: This bit is inverted and output to the AFD# output.
Bit 0: This bit is inverted and output to the STB# output.
valid in all other modes.
0 the parallel port is in output mode.
1 the parallel port is in input mode.
requests from the parallel port to the CPU due to a low to high transition on the ACK# input.
0 The printer is not selected.
1 The printer is selected.
7
1
6
1
5
4
3
- 55 -
2
1
0
Publication Release Date: May 31, 2005
strobe
autofd
nInit
SelectIn
ackIntEn
Direction
W83627SF
Revision A1
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