at85c51snd3b ATMEL Corporation, at85c51snd3b Datasheet - Page 171

• Manufacturer Part Number: at85c51snd3b
• Description: Single-chip Digital Audio Decoder - Encoder With Usb 2.0 Interface
• Manufacturer: ATMEL Corporation

7632C–MP3–11/06
Table 190. NFPGCFG / SMPGCFG Registers
NFPGCFG / SMPGCFG – NF / SMC Device Page Configuration Registers
Reset Value = 0000 0000b
Table 191. SCFG1 Register
SCFG1 – Sub Configuration Register 1
Reset Value = 0001 1110b
Table 192. SCFG2 Register
SCFG2 – Sub Configuration Register 2
Number
Number
Number
NDB3
7-3
2-0
6-5
4-1
7-2
Bit
Bit
Bit
7
7
7
0
7
-
-
NUMDEV1:0
Mnemonic Description
NUMDEV1
Mnemonic Description
Mnemonic Description
PDEV3:0
SMCEN
NDB4:0
NDB2
Bit
Bit
Bit
6
6
6
-
-
-
-
Page Data Number
Number of data bytes in a page (unit is 512 bytes).
Reserved
The value read from these bits is always 0. Do not set these bits.
Reserved
The value read from this bit is always 0. Do not set this bit.
Nand Flash Device Number
Write the number of devices connected (SMC/XD included) minus 1.
Protected Device Configuration Bits
Refer to Table 199 for more details.
SmartMedia/XD Card Enable Bit
Set to enable SMC support.
Clear to disable SMC support.
Reserved
The value read from these bits is always 0. Do not set these bits.
NUMDEV0
NDB1
5
5
5
-
PDEV3
NDB0
4
4
4
-
PDEV2
NDB4
3
3
3
-
AT85C51SND3B
PDEV1
2
2
2
-
-
BSIZE1
PDEV0
1
1
1
-
SMCEN
BSIZE0
0
0
0
-
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