ATTINY24_14 Datasheet, PDF (233/238 Pages) ATMEL Corporation – High Performance, Low Power AVR

8006K–AVR–10/10
ATtiny24/44/84
12.7 Compare Match Output Unit ............................................................................94
12.8 Modes of Operation .........................................................................................96
12.9 Timer/Counter Timing Diagrams ...................................................................103
12.10 Accessing 16-bit Registers ............................................................................105
12.11 Register Description ......................................................................................108
13 Timer/Counter Prescaler ..................................................................... 115
13.1 Prescaler Reset .............................................................................................115
13.2 External Clock Source ...................................................................................115
13.3 Register Description ......................................................................................116
14 USI – Universal Serial Interface .......................................................... 117
14.1 Features ........................................................................................................117
14.2 Overview ........................................................................................................117
14.3 Functional Descriptions .................................................................................118
14.4 Alternative USI Usage ...................................................................................124
14.5 Register Descriptions ....................................................................................124
15 Analog Comparator ............................................................................. 129
15.1 Analog Comparator Multiplexed Input ...........................................................129
15.2 Register Description ......................................................................................130
16 Analog to Digital Converter ................................................................ 132
16.1 Features ........................................................................................................132
16.2 Overview ........................................................................................................132
16.3 Operation .......................................................................................................133
16.4 Starting a Conversion ....................................................................................134
16.5 Prescaling and Conversion Timing ................................................................135
16.6 Changing Channel or Reference Selection ...................................................138
16.7 ADC Noise Canceler .....................................................................................139
16.8 Analog Input Circuitry ....................................................................................139
16.9 Noise Canceling Techniques .........................................................................140
16.10 ADC Accuracy Definitions .............................................................................140
16.11 ADC Conversion Result .................................................................................143
16.12 Temperature Measurement ...........................................................................144
16.13 Register Description ......................................................................................145
17 debugWIRE On-chip Debug System .................................................. 151
17.1 Features ........................................................................................................151
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