Rainbow Electronics ATmega64M1 - Manual (Page 340)

v
8209A–AVR–08/09
ATmega16M1/32M1/64M1
22 ADC – Analog to Digital Converter ..................................................... 225
22.1 Features ........................................................................................................225
22.2 Operation .......................................................................................................227
22.3 Starting a Conversion ....................................................................................227
22.4 Prescaling and Conversion Timing ................................................................228
22.5 Changing Channel or Reference Selection ...................................................230
22.6 ADC Noise Canceler .....................................................................................232
22.7 ADC Conversion Result .................................................................................236
22.8 Temperature Measurement ...........................................................................238
22.9 Amplifier .........................................................................................................239
22.10 Register Description ......................................................................................244
23 ISRC - Current Source ......................................................................... 253
23.1 Features ........................................................................................................253
23.2 Typical applications .......................................................................................253
23.3 Register Description ......................................................................................255
24 AC – Analog Comparator .................................................................... 256
24.1 Features ........................................................................................................256
24.2 Overview ........................................................................................................256
24.3 Use of ADC Amplifiers ...................................................................................258
24.4 Register Description ......................................................................................258
25 DAC – Digital to Analog Converter ..................................................... 265
25.1 Features ........................................................................................................265
25.2 Overview ........................................................................................................265
25.3 Operation .......................................................................................................266
25.4 Starting a Conversion ....................................................................................267
25.5 Register Description ......................................................................................267
26 debugWIRE On-chip Debug System .................................................. 270
26.1 Features ........................................................................................................270
26.2 Overview ........................................................................................................270
26.3 Physical Interface ..........................................................................................270
26.4 Software Break Points ...................................................................................271
26.5 Limitations of debugWIRE .............................................................................271
26.6 Register Description ......................................................................................271
27 Boot Loader Support – Read-While-Write Self-Programming ......... 272