Rainbow Electronics ATtiny10 - Manual (Page 161)

i
8127B–AVR–08/09
ATtiny4/5/9/10
Table of Contents
Features ..................................................................................................... 1
1 Pin Configurations ................................................................................... 2
1.1 Pin Description ..................................................................................................2
2 Overview ................................................................................................... 3
2.1 Comparison of ATtiny4, ATtiny5, ATtiny9 and ATtiny10 ...................................4
3 General Information ................................................................................. 5
3.1 Resources .........................................................................................................5
3.2 Code Examples .................................................................................................5
3.3 Data Retention ...................................................................................................5
3.4 Disclaimer ..........................................................................................................5
4 CPU Core .................................................................................................. 6
4.1 Architectural Overview .......................................................................................6
4.2 ALU – Arithmetic Logic Unit ...............................................................................7
4.3 Status Register ..................................................................................................7
4.4 General Purpose Register File ..........................................................................8
4.5 Stack Pointer .....................................................................................................9
4.6 Instruction Execution Timing .............................................................................9
4.7 Reset and Interrupt Handling ...........................................................................10
4.8 Register Description ........................................................................................12
5 Memories ................................................................................................ 14
5.1 In-System Re-programmable Flash Program Memory ....................................14
5.2 Data Memory ...................................................................................................14
5.3 I/O Memory ......................................................................................................15
6 Clock System ......................................................................................... 17
6.1 Clock Subsystems ...........................................................................................17
6.2 Clock Sources .................................................................................................18
6.3 System Clock Prescaler ..................................................................................19
6.4 Starting ............................................................................................................20
6.5 Register Description ........................................................................................21
7 Power Management and Sleep Modes ................................................. 23
7.1 Sleep Modes ....................................................................................................23
7.2 Power Reduction Register ...............................................................................24