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GL640USB 数据表(PDF) 26 Page - List of Unclassifed Manufacturers

部件名 GL640USB
功能描述  IEEE-1284 to USB Bridge
PDF  39 Pages
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制造商  ETC [List of Unclassifed Manufacturers]
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标志 ETC - List of Unclassifed Manufacturers

GL640USB 数据表(HTML) 26 Page - List of Unclassifed Manufacturers

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Revision 1.1
Jun. 7, 1999
-25-
GL640USB, GL640USB-A
TXCNT3-0 -
number of bytes to send
TXSEQ
-
0 - TX DATA0
1 - TX DATA1
TXOE
-
ready to transmit control data
CTLDAT ( offset 15h )
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
FFDAT7
FFDAT6
FFDAT5
FFDAT4
FFDAT3
FFDAT2
FFDAT1
FFDAT0
This register is the window to push/pop data from endp0/3 FIFO. Write to push FIFO, read to pop.
MISC ( offset 16h )
R/O
R/O
R/O
R/O
R/O
W/O
R/W
R/W
SUSPD
ADDR
DEFLT
POWER
Reserved
FFRST0
SF
SUS_DIS
Default = 8’h10
This register is mainly used in testing purpose.
SUS_DIS
-
Disable suspend detection
SF
-
Short frame mode, used in suspend detection
0=normal mode, needs 3ms bus idle to enter suspend mode
1=short frame mode, needs only 200us to enter suspend mode
FFRST0
-
Reset endpoint 0 FIFO read/write pointer.
Data in FIFO remain unchanged.
POWER
-
Device is in the powered state
DEFLT
-
Device is in the default state
ADDR
-
Device is in the address state
SUSPD
-
Device is in the suspend state
GPIO ( offset 17h )
R/W
R/W
R/W
R/W
R/W
R/W
R/W
GPIO7
GPIO6
GPIO5
GPIO4
GPIO3
GPIO2
GPIO1
GPIOCTL ( offset 18h )
R/W
R/W
R/W
R/W
R/W
R/W
R/W
GPIO7OE
GPIO6OE
GPIO5OE
GPIO4OE
GPIO3OE
GPIO2OE
GPIO1OE



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