AT85C51SND3A
Power-On and Reset ........................................................................................ 101
Speed Identification .......................................................................................... 101
Endpoint Reset................................................................................................. 102
USB Reset........................................................................................................ 102
Endpoint Selection............................................................................................ 102
Endpoint Activation........................................................................................... 103
Address Setup .................................................................................................. 103
Suspend, Wake-Up and Resume ..................................................................... 104
Detach .............................................................................................................. 104
Remote Wake-Up ............................................................................................. 105
STALL Request ................................................................................................ 105
CONTROL Endpoint Management................................................................... 106
OUT Endpoint Management............................................................................. 107
IN Endpoint Management................................................................................. 109
Isochronous Mode ............................................................................................ 112
Overflow............................................................................................................ 112
Interrupts........................................................................................................... 113
Registers............................................................................................................115
USB Host Operating Modes............................................................. 127
Pipe Description................................................................................................ 127
Detach .............................................................................................................. 127
Power-on and Reset......................................................................................... 127
Device Detection............................................................................................... 128
Pipe Selection................................................................................................... 128
Pipe Configuration .............................................................................................129
USB Reset........................................................................................................ 130
Address Setup .................................................................................................. 130
Remote Wake-Up Detection............................................................................. 130
USB Pipe Reset................................................................................................ 130
Pipe Data Access ............................................................................................. 130
Control Pipe Management................................................................................ 130
OUT Pipe Management.................................................................................... 131
IN Pipe management........................................................................................ 133
Interrupt ............................................................................................................ 134
Registers............................................................................................................136
Audio Controller ............................................................................... 149
Clock Generator................................................................................................ 149
Audio Processor ............................................................................................... 149
Audio Codec ......................................................................................................154
Audio DAC Interface......................................................................................... 156
Registers........................................................................................................... 158
Nand Flash Controller...................................................................... 168
Functional overview.......................................................................................... 168
3
7632A–MP3–03/06
ATMEL [ ATMEL ]
