Fix repo spelling issues (#152)

Author: earlephilhower

.github/workflows/pull-request.yml

@@ -21,3 +21,6 @@ jobs:
         python-version: '3.x'
     - name: Run codespell
       uses: codespell-project/actions-codespell@master
+      with:
+        skip: ./pico-extras,./ArduinoCore-API,./libraries/SdFat,./libraries/Adafruit_TinyUSB_Arduino,./libraries/LittleFS/lib,./tools/pyserial,./pico-sdk,./.github,./docs/i2s.rst
+        ignore_words_list: ser,DOUT

cores/rp2040/Arduino.h

@@ -24,7 +24,7 @@
 #include <stdint.h>
 #include <stdlib.h>
 #include <string.h>
-// Wacky deprecated AVR compatibilty functions
+// Wacky deprecated AVR compatibility functions
 #include "stdlib_noniso.h"
 
 #include "api/ArduinoAPI.h"
@@ -45,15 +45,15 @@ extern "C"{
 #define clockCyclesToMicroseconds(a) ( (a) / clockCyclesPerMicrosecond() )
 #define microsecondsToClockCycles(a) ( (a) * clockCyclesPerMicrosecond() )
 
-// Disable/reenable all interrupts.  Safely handles nested disables
+// Disable/re-enable all interrupts.  Safely handles nested disables
 void interrupts();
 void noInterrupts();
 
 // GPIO change/value interrupts
 void attachInterrupt(pin_size_t pin, voidFuncPtr callback, PinStatus mode);
 void detachInterrupt(pin_size_t pin);
 
-// AVR compatibilty macros...naughty and accesses the HW directly
+// AVR compatibility macros...naughty and accesses the HW directly
 #define digitalPinToPort(pin)       (0)
 #define digitalPinToBitMask(pin)    (1UL << (pin))
 #define digitalPinToTimer(pin)      (0)

docs/eeprom.rst

@@ -4,7 +4,7 @@ EEPROM Library
 While the Raspberry Pi Pico RP2040 does not come with an EEPROM onboard, we
 simulate one by using a single 4K chunk of flash at the end of flash space.
 
-**Note that this is a simulated EEPROM and will only support the numeber of
+**Note that this is a simulated EEPROM and will only support the number of
 writes as the onboard flash chip, not the 100,000 or so of a real EEPROM.**
 Therefore, do not frequently update the EEPROM or you may prematurely wear
 out the flash.

docs/fs.rst

@@ -3,7 +3,7 @@ File Systems
 
 The Arduino-Pico core supports using some of the onboard flash as a file
 system, useful for storing configuration data, output strings, logging,
-and more.  It also supports using SD cards as another (FAT32) filesytem,
+and more.  It also supports using SD cards as another (FAT32) filesystem,
 with an API that's compatible with the onboard flash file system.
 
 

docs/i2s.rst

@@ -47,7 +47,7 @@ the output will be changing.
 
 size_t write(uint8_t)
 ~~~~~~~~~~~~~~~~~~~~~
-Provided for compatibilty, but not very useful.  Writes a sample from 0...255
+Provided for compatibility, but not very useful.  Writes a sample from 0...255
 to the I2S buffer.  See ``write(int16_t)`` for a better one
 
 size_t write(const uint8_t \*buffer, size_t size)

libraries/Keyboard

@@ -1,4 +1,4 @@
-// Can't place library in ths src/ directory, Arduino will attempt to build the tests/etc.
+// Can't place library in the src/ directory, Arduino will attempt to build the tests/etc.
 // Just have a stub here that redirects to the actual source file
 
 #pragma GCC diagnostic ignored "-Wmissing-field-initializers"

libraries/LittleFS/src/lfs.c

@@ -183,7 +183,7 @@ class SDClass {
 };
 
 
-// Expose FatStructs.h helpers for MSDOS date/time for use with dateTimeCallback
+// Expose FatStructs.h helpers for MS-DOS date/time for use with dateTimeCallback
 static inline uint16_t FAT_DATE(uint16_t year, uint8_t month, uint8_t day) {
   return (year - 1980) << 9 | month << 5 | day;
 }

libraries/SD/src/SD.h

@@ -27,14 +27,14 @@
 #include "servo.pio.h"
 static PIOProgram _servoPgm(&servo_program);
 
-// similiar to map but will have increased accuracy that provides a more
+// Similar to map but will have increased accuracy that provides a more
 // symmetrical api (call it and use result to reverse will provide the original value)
 int improved_map(int value, int minIn, int maxIn, int minOut, int maxOut)
 {
     const int rangeIn = maxIn - minIn;
     const int rangeOut = maxOut - minOut;
     const int deltaIn = value - minIn;
-    // fixed point math constants to improve accurancy of divide and rounding
+    // fixed point math constants to improve accuracy of divide and rounding
     constexpr int fixedHalfDecimal = 1;
     constexpr int fixedDecimal = fixedHalfDecimal * 2;
 

libraries/Servo/src/Servo.cpp

@@ -46,7 +46,7 @@
 // The following values are in us (microseconds).
 // Since the defaults can be overwritten in the new attach() member function,
 // they were modified from the Arduino AVR defaults to be in the safe range
-// of publically available specifications. While this implies that many 180°
+// of publicly available specifications. While this implies that many 180°
 // servos do not operate the full 0° to 180° sweep using these, it also prevents
 // unsuspecting damage. For Arduino AVR, the same change is being discussed.
 #define DEFAULT_MIN_PULSE_WIDTH      1000 // uncalibrated default, the shortest duty cycle sent to a servo