GL843 GENESYS [GENESYS LOGIC], GL843 Datasheet - Page 18

• Manufacturer Part Number: GL843
• Description: High Speed USB 2.0 With ADF 2-in-1 Scanner Controller
• Manufacturer: GENESYS [GENESYS LOGIC]

©2000-2006 Genesys Logic Inc. - All rights reserved.
2Ah
2Bh
2Ch
2Dh
3Ah
3Bh
3Ch
3Dh
4Ah
4Bh
4Ch
4Dh
2Eh
2Fh
3Eh
3Fh
4Eh
4Fh
27h
28h
29h
30h
31h
32h
33h
34h
35h
36h
37h
38h
39h
40h DOCSNR ADFSNR
41h PWRBIT
42h
43h
44h
45h
46h
47h
48h
49h
50h
51h
52h
53h
54h
55h
GL843 High Speed USB2.0 With ADF 2-in-1 Scanner Controller For 3x
X
X
X
X
X
X
X
X
X
X
X
X
X
X
BUFEMPTY
X
X
X
X
X
X
X
X
X
X
X
X
X
X
COVERSNR
FEEDFSH SCANFSH
DOGON ROMBSY
X
X
X
X
X
X
X
X
X
X
CHKVER
VALIDWORD[24:17]
VALIDWORD[16:9]
VALIDWORD[8:1]
FEWRDATA[7:0]
“RAMWRDATA”
“GMMRDDATA”
“RAMRDDATA”
FERDDATA[7:0]
FEEDL[15:8]
FEEDL[7:0]
SCANCNT[15:8]
SCANCNT[7:0]
“GMMWRDATA”
FEDCNT[15:8]
LPERIOD[15:8]
LPERIOD[7:0]
RAMADDR[15:8]
MAXWD[24:17]
MAXWD[16:9]
MAXWD[8:1]
ENDPIXEL[15:8]
ENDPIXEL[7:0]
DUMMY[7:0]
FEDCNT[7:0]
RAMADDR[7: 0]
LINCNT[7:0]
DPISET[7:0]
BWHI[7:0]
BWLOW[7:0]
STRPIXEL[15:8]
STRPIXEL[7:0]
X
X
X
X
X
DOCJAM HISPDFLG
HOMESNR
LCMBSY TX232BSY
FEWRA[5:0]
FERDA[5:0]
X
X
DPISET[13:8]
RAMADDR[20:16]
GLOW[4:0]
RLOW[4:0]
RHI[4:0]
GHI[4:0]
LAMPSTS
SCANCNT[19:16]
FEDCNT[19:16]
FEEDL[19:16]
X
X
MOTMFLG
RX232BSY RXREADY
FEBUSY
X
X
FEWRDATA[8]
MOTORENB
DATAENB
FERDDATA[8]
Page 18
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