Atmel ATmega164P/V Manual De Usuario página 375

9.8 Standby Mode ........................................................................................................44
9.9 Extended Standby Mode ........................................................................................44
9.10 Power Reduction Register ....................................................................................45
9.11 Minimizing Power Consumption ...........................................................................45
9.12 Register Description .............................................................................................47
10 System Control and Reset .................................................................... 50
10.1 Internal Voltage Reference ...................................................................................54
10.2 Watchdog Timer ...................................................................................................55
10.3 Register Description .............................................................................................58
11 Interrupts ................................................................................................ 61
11.1 Overview ..............................................................................................................61
11.2 Interrupt Vectors in ATmega164P/324P/644P .....................................................61
11.3 Register Description .............................................................................................65
12 External Interrupts ................................................................................. 67
12.1 Overview ..............................................................................................................67
12.2 Register Description .............................................................................................67
13 I/O-Ports .................................................................................................. 72
13.1 Overview ..............................................................................................................72
13.2 Ports as General Digital I/O ..................................................................................73
13.3 Alternate Port Functions .......................................................................................78
13.4 Register Description .............................................................................................91
14 8-bit Timer/Counter0 with PWM ............................................................ 93
14.1 Features ...............................................................................................................93
14.2 Overview ..............................................................................................................93
14.3 Timer/Counter Clock Sources ..............................................................................94
14.4 Counter Unit .........................................................................................................94
14.5 Output Compare Unit ...........................................................................................95
14.6 Compare Match Output Unit .................................................................................97
14.7 Modes of Operation ..............................................................................................98
14.8 Timer/Counter Timing Diagrams ........................................................................102
14.9 Register Description ...........................................................................................104
15 16-bit Timer/Counter1 with PWM ........................................................ 111
15.1 Features .............................................................................................................111
15.2 Overview ............................................................................................................111
15.3 Accessing 16-bit Registers .................................................................................113
15.4 Timer/Counter Clock Sources ............................................................................116
15.5 Counter Unit .......................................................................................................117
15.6 Input Capture Unit ..............................................................................................118
15.7 Output Compare Units ........................................................................................120
15.8 Compare Match Output Unit ...............................................................................122
15.9 Modes of Operation ............................................................................................123
15.10 Timer/Counter Timing Diagrams ......................................................................130
15.11 Register Description .........................................................................................132
16 8-bit Timer/Counter2 with PWM and Asynchronous Operation ...... 139
16.1 Features .............................................................................................................139
16.2 Overview ............................................................................................................139
16.3 Timer/Counter Clock Sources ............................................................................140
16.4 Counter Unit .......................................................................................................141
16.5 Output Compare Unit .........................................................................................141
16.6 Compare Match Output Unit ...............................................................................143
16.7 Modes of Operation ............................................................................................144
16.8 Timer/Counter Timing Diagrams ........................................................................148
16.9 Asynchronous Operation of Timer/Counter2 ......................................................150