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--- rtes:topics:arduino:interrupts [2017/10/24 14:14] – [Lecture Material] admin
+++ rtes:topics:arduino:interrupts [2018/11/08 12:16] (current) – [2) Generate f = 3 kHz] admin
@@ Line 7: / Line 7: @@
-We use part of the excellent material from [[http://courses.cs.washington.edu/courses/csep567/10wi/|"CSE P567, Design and Implementation of Digital Systems (Winter 2010)"]] \\ by Carl Ebeling, Computer Science and Engineering Program, University of Washington
+We use part of the excellent material from [[http://courses.cs.washington.edu/courses/csep567/10wi/|"CSE P567, Design and Implementation of Digital Systems (Winter 2010)"]] by Carl Ebeling, Computer Science and Engineering Program, University of Washington
 /*
   * Lecture 6: {{:envmon:ws2015:session_03:lecture6_atmega328_arduino.pdf|Introduction to the ATmega328 and Arduino}}
@@ Line 14: / Line 14: @@
   * Lecture 6: {{ :rtes:topics:arduino:lecture6_atmega328_arduino.pdf |}}
   * Lecture 7: {{ :rtes:topics:arduino:lecture7_timers_interrupts.pdf |}}
+  *  [[https://www.microchip.com/wwwproducts/en/ATmega328p|ATmega328P web page]]
+  * {{http://ww1.microchip.com/downloads/en/DeviceDoc/ATmega328_P%20AVR%20MCU%20with%20picoPower%20Technology%20Data%20Sheet%2040001984A.pdf|ATmega328P Datasheet (pdf)}}
+  * {{http://ww1.microchip.com/downloads/en/DeviceDoc/Atmel-42735-8-bit-AVR-Microcontroller-ATmega328-328P_Summary.pdf|ATmega328P Datasheet Summary (pdf)}}
 From the introduction to ATmege328 ("Lecture 6") we just need:
@@ Line 24: / Line 28: @@
   * Addressing modes
   * Instructions
+==== Interrupt and Context Switch ====
+A very good explanation is found here:
+  * https://www.quora.com/What-is-the-difference-between-context-switching-and-interrupt-handling
 ===== Lab / Exercises / Homework =====
@@ Line 34: / Line 44: @@
 Modify the code from the instructable above to generate a frequency of f = 3 kHz.
+==== The Lazy Ones use this ====
+http://www.8bit-era.cz/arduino-timer-interrupts-calculator.html
 ===== Links =====