No HSPI communication possible with Arduino-ESP32 now

### Hardware:
Board:							ESP32-DevKitC
Core Installation/update date:			13/sep/2017
IDE name:							Arduino IDE 1.8.3
Flash Frequency:					80Mhz
Upload Speed:						921600


### Description:
In the Arduino core for ESP32 which is currently released, HSPI communication has become impossible.
The one before it moves without problems.
why?
