at85c51snd3b ATMEL Corporation, at85c51snd3b Datasheet - Page 213

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

7632C–MP3–11/06
Reset Value = 1000 0000b
Table 234. PSISTH Register
PSISTH (1.ACh) – PSI Host Status Register
Reset Value = 0000 0000b
Table 235. PSIDAT Register
PSIDAT (1.AFh) – PSI Data Register
Reset Value = 0000 0000b
PSHBSY
Number
Number
Number
PSD7
3-0
6-0
7-0
Bit
Bit
Bit
7
7
7
Mnemonic Description
Mnemonic Description
Mnemonic Description
PSSTH6:0
PSHBSY
PSSTH6
PSD7:0
PSD6
Bit
Bit
Bit
6
6
-
Reserved
The value read from these bits is always 0. Do not set these bits.
Interface Busy Flag
Host Access (Read with SA0 = H)
Copy of the PSBSY flag.
Software Access
Always returned as logic 0.
Can not be written by software.
7-bit Host Status Data
Set by software to report status to the host.
Data Bits
Reading this register returns the data written by the host in the FIFO.
Writing this register set data in the FIFO read later by the host.
PSSTH5
PSD5
5
5
PSSTH4
PSD4
4
4
PSSTH3
PSD3
3
3
AT85C51SND3B
PSSTH2
PSD2
2
2
PSSTH1
PSD1
1
1
PSSTH0
PSD0
0
0
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