Use flash strings to conserve RAM space

[aentinger]

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[codecov-commenter]

Codecov Report

Merging #191 into master will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #191   +/-   ##
=======================================
  Coverage   95.27%   95.27%           
=======================================
  Files          25       25           
  Lines         889      889           
=======================================
  Hits          847      847           
  Misses         42       42           

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[github-actions]

Memory usage change @ 77a6db7

Board	flash	RAM for global variables
arduino-beta:mbed:envie_m4	💚 -168 - -160	0 - 0
arduino-beta:mbed:envie_m7	💚 -224 - -96	0 - 0
arduino:samd:mkr1000	💚 -168 - -120	0 - 0
arduino:samd:mkrgsm1400	💚 -432 - -120	0 - 0
arduino:samd:mkrnb1500	💚 -176 - -120	0 - 0
arduino:samd:mkrwan1300	🔺 +40 - +40	0 - 0
arduino:samd:mkrwifi1010	💚 -408 - 0	0 - 0
arduino:samd:nano_33_iot	💚 -408 - 0	0 - 0
esp8266:esp8266:huzzah	💚 -36 - -20	💚 -448 - -448

Click for full report table

Board	examples/ArduinoIoTCloud-Advanced flash	examples/ArduinoIoTCloud-Advanced RAM for global variables	examples/ArduinoIoTCloud-Basic flash	examples/ArduinoIoTCloud-Basic RAM for global variables	examples/utility/ArduinoIoTCloud_Travis_CI flash	examples/utility/ArduinoIoTCloud_Travis_CI RAM for global variables	examples/utility/Provisioning flash	examples/utility/Provisioning RAM for global variables	examples/utility/SelfProvisioning flash	examples/utility/SelfProvisioning RAM for global variables
arduino-beta:mbed:envie_m4	-160	0	-168	0	-160	0	-160	0
arduino-beta:mbed:envie_m7	-160	0	-96	0	-224	0	-168	0
arduino:samd:mkr1000	-168	0	-168	0	-168	0	-120	0
arduino:samd:mkrgsm1400	-432	0	-432	0	-432	0	-120	0
arduino:samd:mkrnb1500	-176	0	-168	0	-168	0	-120	0
arduino:samd:mkrwan1300	40	0	40	0	40	0
arduino:samd:mkrwifi1010	-408	0	-408	0	-408	0	-112	0	0	0
arduino:samd:nano_33_iot	-408	0	-408	0	-408	0	-112	0	0	0
esp8266:esp8266:huzzah	-20	-448	-20	-448	-36	-448

Click for full report CSV

Board,examples/ArduinoIoTCloud-Advanced<br>flash,examples/ArduinoIoTCloud-Advanced<br>RAM for global variables,examples/ArduinoIoTCloud-Basic<br>flash,examples/ArduinoIoTCloud-Basic<br>RAM for global variables,examples/utility/ArduinoIoTCloud_Travis_CI<br>flash,examples/utility/ArduinoIoTCloud_Travis_CI<br>RAM for global variables,examples/utility/Provisioning<br>flash,examples/utility/Provisioning<br>RAM for global variables,examples/utility/SelfProvisioning<br>flash,examples/utility/SelfProvisioning<br>RAM for global variables
arduino-beta:mbed:envie_m4,-160,0,-168,0,-160,0,-160,0
arduino-beta:mbed:envie_m7,-160,0,-96,0,-224,0,-168,0
arduino:samd:mkr1000,-168,0,-168,0,-168,0,-120,0
arduino:samd:mkrgsm1400,-432,0,-432,0,-432,0,-120,0
arduino:samd:mkrnb1500,-176,0,-168,0,-168,0,-120,0
arduino:samd:mkrwan1300,40,0,40,0,40,0,,
arduino:samd:mkrwifi1010,-408,0,-408,0,-408,0,-112,0,0,0
arduino:samd:nano_33_iot,-408,0,-408,0,-408,0,-112,0,0,0
esp8266:esp8266:huzzah,-20,-448,-20,-448,-36,-448,,,,