ATMEGA169 ATMEL [ATMEL Corporation], ATMEGA169 Datasheet - Page 361
ATMEGA169
Manufacturer Part Number
ATMEGA169
Description
8-bit Microcontroller with 16K Bytes In-System Programmable Flash
Manufacturer
ATMEL [ATMEL Corporation]
Datasheet
1.ATMEGA169.pdf
(365 pages)
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2514P–AVR–07/06
Serial Peripheral Interface – SPI..................................................... 143
USART .............................................................................................. 152
USI – Universal Serial Interface...................................................... 179
Analog Comparator ......................................................................... 190
Analog to Digital Converter ............................................................ 193
LCD Controller ................................................................................. 210
Counter Unit...................................................................................................... 125
Output Compare Unit........................................................................................ 126
Compare Match Output Unit ............................................................................. 128
Modes of Operation .......................................................................................... 129
Timer/Counter Timing Diagrams....................................................................... 133
8-bit Timer/Counter Register Description ......................................................... 135
Asynchronous operation of the Timer/Counter ................................................. 138
Timer/Counter Prescaler................................................................................... 142
SS Pin Functionality.......................................................................................... 148
Data Modes ...................................................................................................... 151
Overview........................................................................................................... 152
Clock Generation .............................................................................................. 153
Frame Formats ................................................................................................. 156
USART Initialization.......................................................................................... 157
Data Transmission – The USART Transmitter ................................................. 159
Data Reception – The USART Receiver .......................................................... 162
Asynchronous Data Reception ......................................................................... 165
Multi-processor Communication Mode ............................................................. 169
USART Register Description ............................................................................ 170
Examples of Baud Rate Setting........................................................................ 175
Overview........................................................................................................... 179
Functional Descriptions .................................................................................... 180
Alternative USI Usage ...................................................................................... 185
USI Register Descriptions................................................................................. 185
Analog Comparator Multiplexed Input .............................................................. 192
Features............................................................................................................ 193
Operation .......................................................................................................... 194
Starting a Conversion ....................................................................................... 195
Prescaling and Conversion Timing ................................................................... 196
Changing Channel or Reference Selection ...................................................... 199
ADC Noise Canceler......................................................................................... 200
ADC Conversion Result.................................................................................... 204
Features............................................................................................................ 210
Overview........................................................................................................... 210
ATmega169/V
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