added speed control with 1-9 (*10 rpm)
-rw-r--r-- 1520 .gitmodules
drwxr-xr-x - AD9850
drwxr-xr-x - DHT11_DS18B20_temperature
drwxr-xr-x - I2CScanner
drwxr-xr-x - RF433_Sockets
drwxr-xr-x - StepperSerialTest
drwxr-xr-x - libraries
drwxr-xr-x - upstream