Communication between Loans, Deposits and FI, CO

I have been reading all the guides in SAP for banking section, and I can not found anything about how to transfer information between Loans, Deposits, and the FI and Co modules.

https://websmp103.sap-ag.de/~form/sapnet?_SHORTKEY=01100035870000633989&

Anyone could help me?

Other documents related are:

http://service.sap.com/~form/sapnet?_SHORTKEY=01100035870000633989&_SCENARIO=01100035870000000112&_OBJECT=011000358700003573582005E

Note 988670 - FSAPPL 100: Using RFCs instead of services