Appendix; Overview Of Datatypes; Overview Of S7 Datatypes - Siemens MindConnect Nano Getting Started

Appendix

A.1

Overview of datatypes

A.1.1

Overview of S7 datatypes

Address format examples
DB15.DBX6.3
DB15.DBB4
DB15.DBBYTE4
DB15.DBCHAR6
DB15.DBW10
DB15.DBWORD10
DB15.DBINT12
DB15.DBDW24
DB15.DBDWORD24
DB15.DBDINT28
DB15.DBREAL32
DB15.DBSTRING10
DB15.DBSTRING10,100
T4
C5
QX35.1
MD16
IB40
Only timer and counters don't need variables.
1)
Getting Connected to MindSphere
Getting Started, 05/2018
Reads 3rd bit of byte 6 of datablock 15
Reads a byte starting from offset 4 of datablock 15
Reads a byte starting from offset 4 of datablock 15
Reads a char starting from offset 6 of datablock 15
Reads a word starting from offset 10 of datablock 15
Reads a word starting from offset 10 of datablock 15
Reads an int starting from offset 12 of datablock 15
Reads a double word starting from offset 24 of datablock 15
Reads a double word starting from offset 24 of datablock 15
Reads a double int starting from offset 28 of datablock 15
Reads a floating point number starting from offset 32 of
datablock 15
Reads a string starting from offset 12.10th byte is maximum
string length (254) and 11th byte is actual string length.If
11th byte is AA, 170 bytes read starting from 12th byte.
Reads a string starting from offset 10. Length of the string is
100 bytes. (Maximum string length is 254)
Reads 4th timer
1)
Reads 5th counter
1)
Reads 1st bit of 35th byte of output
Reads a double word of memory starting from offset 16
Reads a byte of input starting from offset 40
A
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