simpleRTK2B V3 XBEE Pinout

Q&A forumCategory: QuestionssimpleRTK2B V3 XBEE Pinout
Karl asked 2 weeks ago
Hello, can you add a full XBEE pinout to the simpleRTK2BV3 documentation?
For me it seems pin 15 and 20 is also connected to GND and pin 14 is connected to Vdd. 
CTS and RTS are not connected to the FT230XS Chip so for xbee Firmware updates an external
programmer is necessary. 
Best regards, 
Karl