Table of Contents

4Discovery-50

Page 3 of 43

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12.3. Workshop 4 – ViSi Genie.......................................................................................................21

12.4. ViSi-Genie Limitations ...........................................................................................................21

12.5. Workshop 4 – Serial ..............................................................................................................22

13. Connecting to External Hardware (DB01 – RS485) .........................................................23

13.1. Master and Slaves (DB01 – RS485) .......................................................................................23

13.2. 4Discovery as a Host (DB01 – RS485) ...................................................................................24

13.3. 4Discovery as a Slave – (DB01 – RS485)................................................................................25

13.4. 4Discovery Multiple Masters – (DB01 – RS485)....................................................................26

13.5. Programming 4Discovery – (DB01 – RS485) .........................................................................27

13.6. Termination Resistors – (DB01 – RS485)...............................................................................28

14. Connecting to External Hardware (DB02 – RS232 and UART) .........................................30

14.1. RS232 Communications ........................................................................................................30

14.2. Serial UART Communications................................................................................................30

14.3. Programming 4Discovery – (DB02 – UART) ..........................................................................31

15. WiFi Antenna Selection ................................................................................................32

16. Display Module Part Numbers ......................................................................................33

17. Notes ...........................................................................................................................34

18. Scribble Box .................................................................................................................34

19. Mechanical Details .......................................................................................................35

20. Schematic Diagram – Main PCB – REV 2.2 .....................................................................36

21. Schematic Diagram – Daughter Board DB01 – REV 1.1 ...................................................37

22. Schematic Diagram – Daughter Board DB02 – REV 1.1 ...................................................38

23. Appendix 1 – (DB01 – RS485) ........................................................................................39

24. Specifications and Ratings ............................................................................................40

25. Hardware Revision History ...........................................................................................42

26. Datasheet Revision History...........................................................................................42

27. Legal Notice .................................................................................................................43

28. Contact Information .....................................................................................................43