38.9.5.1 Data Type
38.9.5.2 Specify the Device/PLC
38.9.5.3 Device Length
38.9.5.4 Symbol Index (16 Bits)
38.9.5.5 Windows Message Processing
38.9.5.6 Prohibit Double Calling API
38.9.5.7 Reading Text in VB
38.9.5.8 Bit data access