AT89C5132
11.5 Registers ..............................................................................................................48
12 Timers/Counters .................................................................................... 49
12.1 Timer/Counter Operations ....................................................................................49
12.2 Timer Clock Controller ..........................................................................................49
12.3 Timer 0 .................................................................................................................50
12.4 Timer 1 .................................................................................................................52
12.5 Interrupt ................................................................................................................53
12.6 Registers ..............................................................................................................54
13 Watchdog Timer ..................................................................................... 57
13.1 Description ...........................................................................................................57
13.2 Watchdog Clock Controller ...................................................................................57
13.3 Watchdog Operation ............................................................................................58
13.4 Registers ..............................................................................................................59
14 Audio Output Interface .......................................................................... 60
14.1 Description ...........................................................................................................60
14.2 Clock Generator ...................................................................................................60
14.3 Data Converter .....................................................................................................61
14.4 Audio Buffer ..........................................................................................................62
14.5 Interrupt Request ..................................................................................................63
14.6 Voice or Sound Playing ........................................................................................63
14.7 Registers ..............................................................................................................64
15 Universal Serial Bus .............................................................................. 67
15.1 Description ...........................................................................................................68
15.2 USB Interrupt System ...........................................................................................70
15.3 Registers ..............................................................................................................72
16 MultiMedia Card Controller ................................................................... 82
16.1 Card Concept .......................................................................................................82
16.2 Bus Concept .........................................................................................................82
16.3 Description ...........................................................................................................87
16.4 Clock Generator ...................................................................................................88
16.5 Command Line Controller ....................................................................................88
16.6 Data Line Controller .............................................................................................90
16.7 Interrupt ................................................................................................................96
16.8 Registers ..............................................................................................................97
ii
4173E–USB–09/07
ATMEL [ ATMEL ]
