ATMEGA169 ATMEL [ATMEL Corporation], ATMEGA169 Datasheet - Page 360

• Manufacturer Part Number: ATMEGA169
• Description: 8-bit Microcontroller with 16K Bytes In-System Programmable Flash
• Manufacturer: ATMEL [ATMEL Corporation]

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ATmega169/V
System Control and Reset ................................................................ 37
Interrupts ............................................................................................ 46
External Interrupts............................................................................. 51
I/O-Ports.............................................................................................. 55
8-bit Timer/Counter0 with PWM........................................................ 79
Timer/Counter0 and Timer/Counter1 Prescalers ............................ 93
16-bit Timer/Counter1........................................................................ 95
8-bit Timer/Counter2 with PWM and Asynchronous Operation .. 124
Minimizing Power Consumption ......................................................................... 35
Internal Voltage Reference ................................................................................. 42
Watchdog Timer ................................................................................................. 43
Timed Sequences for Changing the Configuration of the Watchdog Timer ....... 45
Interrupt Vectors in ATmega169......................................................................... 46
Pin Change Interrupt Timing............................................................................... 51
Introduction ......................................................................................................... 55
Ports as General Digital I/O ................................................................................ 56
Alternate Port Functions ..................................................................................... 60
Register Description for I/O-Ports....................................................................... 76
Overview............................................................................................................. 79
Timer/Counter Clock Sources............................................................................. 80
Counter Unit........................................................................................................ 80
Output Compare Unit.......................................................................................... 81
Compare Match Output Unit ............................................................................... 83
Modes of Operation ............................................................................................ 84
Timer/Counter Timing Diagrams......................................................................... 88
8-bit Timer/Counter Register Description ........................................................... 89
Overview............................................................................................................. 95
Accessing 16-bit Registers ................................................................................. 98
Timer/Counter Clock Sources........................................................................... 101
Counter Unit...................................................................................................... 101
Input Capture Unit............................................................................................. 102
Output Compare Units ...................................................................................... 104
Compare Match Output Unit ............................................................................. 106
Modes of Operation .......................................................................................... 107
Timer/Counter Timing Diagrams....................................................................... 115
16-bit Timer/Counter Register Description ....................................................... 117
Overview........................................................................................................... 124
Timer/Counter Clock Sources........................................................................... 125
2514P–AVR–07/06