only supported by BACNET_CALLBACK_READ
on read operations [...] as invalid on read / write
EVENT_AFTER_READING [...] _SYNC_RECEIVED EVENT_BEFORE_READING
DrvLogModuleDiagnosis IoDrvReadInputs Io [...] DrvLogModuleDiagnosis (Method) IoDrvRead
TaskSearchForSpecificNode (FunctionBlock) Read [...] FillNodeAddress (Function) UtilRead
_INFO_CMD_SYSTEM_STATUS_BLOCK UDINT 5 CIFX_CMD_READ [...] _HOST_STATE_READY UDINT 1 CIFX_HOST_STATE_READ
InitialValue (Method) Read (Function [...] NamespaceIndex (Method) Read
under the targeted device to read [...] reading. octetCount Cmp [...] (bytes) to be read
for Read function call [...] has to read all messages [...] CL2.Read ( h