Devt (#852)

* Oled2 (#834)

* WIP

* WIP

* Update platformio.ini

* WIP

* Cleanup

* Update platformio.ini

* Turn off soft limits with max travel (#836)

https://github.com/bdring/Grbl_Esp32/issues/831

* Yalang YL620 VFD (#838)

* New SpindleType YL620

Files for new SpindleType Yalang 620. So far the contents are a duplicate of H2ASpindle.h and H2ASpindle.cpp

* Added register documentation and implemented read and write data packets

* Some fixes, mostly regarding RX packet length

* OLED and Other Updates (#844)

* publish

* Updates - CoreXY and OLED

- Moved position calculation out of report_realtime_status(...) so other functions can access it.
- Added a function to check if a limit switch is defined
- CoreXY fixed bug in forward kinematics when midtbot is used.
- Modified OLED display.

* Cleanup for PR

* Delete midtbot_x2.h

* Incorporated PR 846

- Some OLED cleanup
- verified correct forward kinematics on MidTbot

* Pio down rev (#850)

* Update platformio.ini

* Update Grbl.h

Co-authored-by: Mitch Bradley <wmb@firmworks.com>
Co-authored-by: marcosprojects <marco1601@web.de>

platformio.ini

@@ -42,7 +42,7 @@ build_flags =
 [env]
 ;lib_deps = 
 ;	TMCStepper@>=0.7.0,<1.0.0
-platform = espressif32
+platform = espressif32@3.0.0 ; temporary fix for lost uart rx characters
 board = esp32dev
 framework = arduino
 upload_speed = 921600