Add additional types for SRAM write

v1.2.1

Update library.properties

Fix for SAMD compiler warnings

v1.2.0

Fix for issue #15

Fix ESP32 compilation error

v1.1.4

Update library.properties

Add read/write register functions from PR 12

v1.1.3

Lib ver roll

Typo correction

v1.1.2

Lib ver roll

v1.1.1

Small PR fixes