diff --git a/BirdySlimDocumentation.md b/BirdySlimDocumentation.md
index 88cfb4d..94c01f5 100644
--- a/BirdySlimDocumentation.md
+++ b/BirdySlimDocumentation.md
@@ -3,3 +3,27 @@
 
 - first 5 Characters of a Message can be used a MessageID, IF enabled per SubRIC
 ![image](https://user-images.githubusercontent.com/63829136/111872229-0ceaae00-898e-11eb-84d0-abfec9250c6b.png)
+
+
+
+BirdySlim/Lite/IoT  ChipID 0x14762402 / STM32
+
+Debugpaths in Programming Software
+
+`C:\RAD Studio\Projets\TPL\Lib\TPLBirdy.birdySTM32.pas`
+`BirdySTM32 : const_BirdyIOTE2PSIZE<"FIN_E2P_BirdyIOT`
+`BirdySTM32 : const_BirdyLiteE2PSIZE<"FIN_E2P_BirdyLite`
+
+References to
+`TPLpagersAS.dll`
+`"skryptTPLPagers.dll", "s_TPL_PluginDll.dll", "sAS.dll","DIS49.dll","s_Distributor_PluginDll.dll","s_eMessage.dll","s_eTech.dll", "H1errorOnlyTPLpagers.dll", "Dll2.dll", "ductionPlugin.dll", "s_noLimitFpocsag_Plugin.dll", "lGermanOTATPLPagers.dll" und "32.dll"` (all of them unused, forgotten)
+
+`"S2P256TPLPagers.dll" (keyFileValidation=>getS2P256String=>getS2P256SettingsFct=>...=>loadEncryptionFile=>loadEncryptionFileByRic=>RazS2P256)`
+
+`"SlimLicenseTPLPagers.dll" (getTXlicenceCdeLabel=>..=>getDatasForTXLicence=>getDatasForModeLicence)`
+
+`"SlimSigfoxTPLPagers.dll" (getSIGFOXLicenceCdeLabel=..=>>getDatasForSIGFOXparams.=>..)`
+
+`"SDIS34TPLPagers.dll" (...`
+`"SDIS57TPLPagers.dll" (...`
+`"ftd2xx.dll" ...`