ATMEGA169L-8MI Atmel, ATMEGA169L-8MI Datasheet - Page 352

• Manufacturer Part Number: ATMEGA169L-8MI
• Description: IC MCU AVR 16K LV 8MHZ IND 64QFN
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA169L-8MI

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 8MHz
• Connectivity: SPI, UART/USART, USI
• Peripherals: Brown-out Detect/Reset, LCD, POR, PWM, WDT
• Number Of I /o: 53
• Program Memory Size: 16KB (8K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 512 x 8
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 64-MLF®, 64-QFN
• For Use With: ATAVRISP2 - PROGRAMMER AVR IN SYSTEMATAVRBFLY - KIT EVALUATION AVR BUTTERFLYATSTK502 - MOD EXPANSION AVR STARTER 500
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: ATMEGA169L-4MI; ATMEGA169L-4MI

ii
ATmega169V/L
System Control and Reset ................................................................. 36
Interrupts ............................................................................................. 46
I/O-Ports............................................................................................... 51
External Interrupts.............................................................................. 76
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
Internal Voltage Reference ................................................................................. 41
Watchdog Timer ................................................................................................. 42
Timed Sequences for Changing the Configuration of the Watchdog Timer ....... 44
Interrupt Vectors in ATmega169......................................................................... 46
Introduction ......................................................................................................... 51
Ports as General Digital I/O ................................................................................ 52
Alternate Port Functions ..................................................................................... 56
Register Description for I/O-Ports ....................................................................... 73
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
Counter Unit...................................................................................................... 125
Output Compare Unit........................................................................................ 126
Compare Match Output Unit ............................................................................. 128
2514H–AVR–05/03