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SAA7385 Datasheet(PDF) 44 Page - NXP Semiconductors

Part No. SAA7385
Description  Error correction and host interface IC for CD-ROM SEQUOIA
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Maker  PHILIPS [NXP Semiconductors]
Homepage  http://www.nxp.com
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SAA7385 Datasheet(HTML) 44 Page - NXP Semiconductors

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1996 Jun 19
44
Philips Semiconductors
Preliminary specification
Error correction and host interface IC for
CD-ROM (SEQUOIA)
SAA7385
12 FRAME BUFFER ORGANIZATION
Table 75 Frame buffer organization
Table 76 ECC RAM organization
DECIMAL
HEXADECIMAL
DATA
START
END
LEN
START
END
LEN
0
11
12
000
00B
00C
synchronization field
12
15
4
00C
00F
004
header
16
2063
2048
010
80F
800
frame data
2064
2067
4
810
813
004
CRC parity
2068
2075
8
814
81B
008
padding
2076
2247
172
81C
8C7
0AC
P parity
2248
2351
104
8C8
92F
068
Q parity
2352
2367
16
930
93F
010
Q channel
2368
2463
96
940
99F
060
sub-channel
2464
2757
294
9A0
AC5
126
error flags
2758
2761
4
AC6
AC9
004
CRC remainder
2762
2933
172
ACA
B75
0AC
P syndromes
2934
3037
104
B76
BDD
068
Q syndromes
3038
3038
1
BDE
BDE
001
status
DEC
HEX
BYTE NUMBER
3210
000
000
psyn[00].s1
psyn[00].s0
qsyn[00].s1
qsyn[00].s0
↓↓↓↓
204
0CC
psyn[51].s1
psyn[51].s0
qsyn[51].s1
qsyn[51].s0
208
0D0
psyn[52].s1
psyn[52].s0
flags[001]
flags[000]
↓↓↓↓
340
154
psyn[85].s1
psyn[85].s0
flags[067]
flags[066]
344
158
flags[071]
flage[070]
flags[069]
flags[068]
↓↓↓↓
564
234
flags[291]
flage[290]
flags[289]
flags[288]
568
238
unused[1]
unused[0]
flags[293]
flags[292]
572
23C
crc_rem[3]
crc_rem[2]
crc_rem[1]
crc_rem[0]
576
240
header[3]
header[2]
header[1]
header[0]
580
244
ecc_reg[03]
ecc_reg[02]
ecc_reg[01]
ecc_reg[00]
584
248
ecc_reg[07]
ecc_reg[06]
ecc_reg[05]
ecc_reg[04]
588
588
ecc_reg[11]
ecc_reg[10]
ecc_reg[09]
ecc_reg[08]


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