
GL843 High Speed USB2.0 With ADF 2-in-1 Scanner Controller For 3x
2000-2006 Genesys Logic Inc. - All rights reserved.
Page 41
Offset 45h
RAMRDDATA
R
RAMRDDATA
This port for designers to read data from SDRAM.
Offset 46h
X
X
X
X
X
X
X
X
X
X
X
X
X
X
FERDDATA8
R
7-1 RESERVED
0 FERDDATA8
-
This port is for designers to read control register from front-end.
Offset 47h
FERDDATA7 FERDDATA6 FERDDATA5 FERDDATA4 FERDDATA3 FERDDATA2 FERDDATA1 FERDDATA0
R
R
R
R
R
R
R
R
7-0
FERDDATA[7:0]
This port is for designers to read control register from front-end.
Offset 48h
……
..
……
..
…………
..
………
..
………
..
…
.
………
..
…
.
…
..
……
.
…
. Default value = 8
’
h00
X
X
X
X
X
X
X
X
FEDCNT19 FEDCNT18 FEDCNT17 FEDCNT16
R
R
R
R
7-4 RESERVED
3-0
FEDCNT[19:16]
Steps number which motor has moved.
For example, after setting the moving steps number (Reg 3D, 3E 3F) and
execute the moving command (Reg 0F), designers can get steps number which
has been moved via these registers. It can be reset to by FULLSTP command.
-
Offset 49h
……
..
……
..
…………
..
………
..
………
..
…
.
………
..
…
.
…
..
……
.
…
. Default value = 8
’
h00
FEDCNT15 FEDCNT14 FEDCNT13 FEDCNT12 FEDCNT11 FEDCNT10 FEDCNT9 FEDCNT8
R
R
R
R
R
R
R
R
7-0 FEDCNT[15:8]
Steps number which motor has moved.
For example, after setting the moving steps number (Reg 3D, 3E 3F) and
execute the moving command (Reg 0F), designers can get steps number which
has been moved via these registers .It can be reset to by FULLSTP command.
Offset 4Ah
……
..
……
..
…………
..
………
..
………
..
…
.
………
..
…
.
…
..
……
.
…
. Default value = 8
’
h00
FEDCNT7 FEDCNT6 FEDCNT5 FEDCNT4 FEDCNT3 FEDCNT2 FEDCNT1 FEDCNT0
R
R
R
R
R
R
R
R
7-0 FEDCNT[7:0]
Steps number which motor has moved.
For example, after setting the moving steps number (Reg 3D, 3E 3F) and
execute the moving command (Reg 0F), designers can get steps number which
has been moved via these registers.It can be reset to by FULLSTP command.