Datasheet

 2018 Microchip Technology Inc. Data Sheet Complete DS40002059A-page 3

ATxmega32E5/16E5/8E5

Table Of Content

1 Ordering Information ............................................................................... 8

2 Typical Applications ................................................................................ 9

3 Pinout and Block Diagram .................................................................... 10

4 Overview ................................................................................................. 11

5 Resources ............................................................................................... 12

5.1 Recommended Reading.................................................................................. 12

6 Capacitive Touch Sensing .................................................................... 12

7 CPU .......................................................................................................... 13

7.1 Features .......................................................................................................... 13

7.2 Overview.......................................................................................................... 13

7.3 Architectural Overview..................................................................................... 13

7.4 ALU - Arithmetic Logic Unit ............................................................................. 15

7.5 Program Flow .................................................................................................. 15

7.6 Status Register ................................................................................................ 15

7.7 Stack and Stack Pointer .................................................................................. 16

7.8 Register File .................................................................................................... 16

8 Memories ................................................................................................ 17

8.1 Features .......................................................................................................... 17

8.2 Overview.......................................................................................................... 17

8.3 Flash Program Memory ................................................................................... 17

8.4 Fuses and Lock Bits ........................................................................................ 19

8.5 Data Memory ................................................................................................... 20

8.6 EEPROM ......................................................................................................... 20

8.7 I/O Memory...................................................................................................... 20

8.8 Data Memory and Bus Arbitration ................................................................... 20

8.9 Memory Timing................................................................................................ 20

8.10 Device ID and Revision ................................................................................... 21

8.11 I/O Memory Protection..................................................................................... 21

8.12 Flash and EEPROM Page Size....................................................................... 21

9 EDMA – Enhanced DMA Controller ...................................................... 22

9.1 Features .......................................................................................................... 22

9.2 Overview.......................................................................................................... 22