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Diffstat (limited to 'proof.md')
| -rw-r--r-- | proof.md | 43 |
1 files changed, 17 insertions, 26 deletions
@@ -126,11 +126,10 @@ And the code on page 71 could be written thusly: } } -Built-in Routines: Subroutines and Functions. ---------------------------------------------- +## Subroutines In C, subroutines are functions which return void as a result. The -arduino “core” provides a rich set of built-in functions to interact +Arduino core provides a rich set of built-in functions to interact easily with pins. In addition, the underlying GCC **EXPLAIN** provides defines that allow you to interact directly with the processors registers. @@ -139,9 +138,9 @@ that allow you to interact directly with the processors registers. Both lines above set pin 0 of port B on the Arduino to high. -### Constants (p73) +## Constants (p73) -Constants in C are handled by the preprocessor which replaces the value ** PHRASING IS UNCLEAR ** +Constants in C are handled by the preprocessor which replaces the value **PHRASING IS UNCLEAR** before compiling the code. Unlike using variables, using preprocessor macroes does not cost you any memory to store the values. C convention has macros in all caps. @@ -153,7 +152,7 @@ Which would expand to PulseWidth = 100 + angle; -#### Example (p74) +### Example (p74) #define MY_FAVORITE_PIN_NO 14 #define MY_FAVORITE_PINS PINB @@ -285,7 +284,7 @@ the test expression is omitted, then it evaluates to true. If all expressions are ommitted, it becomes a while loop as seen at the beginning of the chapter.* -### Comments (p81) +## Comments (p81) Comments in C come in the traditional form /\* comment \*/ and the newer C++ style // comment @@ -300,7 +299,7 @@ C++ style // comment } // endif } /* end of main "loop" */ -### Debugging (p82) +## Debugging (p82) There is a common convention in the Arduino to assume that all debugging information should be printed with `Serial.print()` and @@ -334,10 +333,10 @@ Then you can write DEBUG("fare = %d", fare); -Chapter 6: The “Big Four”; Schematics Programs, and Transducers +Chapter 6: The “Big Four”: Schematics, Programs, and Transducers =============================================================== -### Example (p92) +## Example (p92) /* ... include debug code from previous chapter ...*/ @@ -354,7 +353,7 @@ Chapter 6: The “Big Four”; Schematics Programs, and Transducers DEBUG("x = %d", x); }; -### Example (p94) +## Example (p94) #define INPUT1 2 #define INPUT1 4 @@ -389,7 +388,7 @@ Chapter 6: The “Big Four”; Schematics Programs, and Transducers } } -### Example (p96) +## Example (p96) void loop(){ digitalWrite(25,0); @@ -400,7 +399,7 @@ Chapter 6: The “Big Four”; Schematics Programs, and Transducers delay(200); } -### Example (p102) +## Example (p102) void loop(){ digitalWrite(5,1); @@ -411,7 +410,7 @@ Chapter 6: The “Big Four”; Schematics Programs, and Transducers Analog-to-Digital Converters (p108) ------------------------------------ -[![Photo on 2-5-13 at 5.48 PM \#2][] +![Photo on 2-5-13 at 5.48 PM \#2][] /*... setup and debug here ...*/ @@ -618,11 +617,6 @@ the example below fairly trivial. Chapter 8: Physical Interaction Design ======================================= - -Schematics Programs, and Transducers ------------------------------------- - - ### Multitasking (p191) The defines below allow you to normalize the way you build the circuit. @@ -677,7 +671,7 @@ to ground with fewer components. } } -### Edge Detection (p195): +## Edge Detection (p195): #define INPUT_PIN 7 #define SWITCH_ON LOW @@ -708,7 +702,7 @@ to ground with fewer components. } -### Finding Peeks in an Analog Signal (p202) +## Finding Peeks in an Analog Signal (p202) ![Photo on 2-9-13 at 11.33 PM][] #define ANALOG_PIN 0 @@ -741,7 +735,7 @@ to ground with fewer components. } -### Button Debouncing (p205) +## Button Debouncing (p205) #define SWITCH_ON LOW void setup () { @@ -760,9 +754,8 @@ to ground with fewer components. } } -delisious -### Smoothing, Sampling, and Averaging(p207) +## Smoothing, Sampling, and Averaging (p207) #define ANALOG_PIN 0 #define HISTORY_SIZE 4 @@ -802,8 +795,6 @@ delisious return (uint16_t)(total/HISTORY_SIZE); } -delicison - uint16_t medianArray() { long int total = 0; int i,j; |