ST STEVAL-ST25R3916B - Figure 3. STEVAL-25 R3916 B Main Board Layout (Top View)

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Figure 3. STEVAL-25R3916B main board layout (top view)

1. Software bus (ST-LINK)

2. ST-LINK activity LED

3. Reset button

4. User button

5. User LED

6. Extension connectors

7. On-going tag detection indicator

8. Extension connector - GPIO setting

9. Joystick

10. Wi-Fi reset button

11. Wi-Fi software update

12. Power 3.3 V LED

13. Wi-Fi status LED

14. Powering options

15. User USB

16. ST-LINK USB

UM3033

Main board hardware

UM3033 - Rev 1

page 4/34

Main Page

Figure 1. STEVAL-25R3916B Kit (Top View)1
Features2
Hardware Overview3
Main Board Hardware3
Table 1. Powering Options3
Figure 2. Hardware Connection3
Figure 3. STEVAL-25R3916B Main Board Layout (Top View)4
Jumper Default Configuration5
Figure 4. STEVAL-25R3916B Main Board Layout (Bottom View)5
Figure 5. Jumper Default Configuration5
Software Development Configuration6
Expansion Board Hardware6
Table 2. Jumper Default Configuration6
Figure 6. Software Development Configuration6
Antenna and Matching Network Components7
Figure 7. STEVAL-25R3916B Expansion Board Layout (Top View)7
Figure 8. STEVAL-25R3916B Expansion Board Layout (Bottom View)7
Getting Started8
System Requirements8
How to Use the Kit in Standalone Mode8
How to Use the Kit in USB Mode8
Schematic Diagrams9
Figure 9. STEVAL-ST25R3916B Main Board Circuit Schematic (1 of 10)9
Figure 10. STEVAL-ST25R3916B Main Board Circuit Schematic (2 of 10)10
Figure 11. STEVAL-ST25R3916B Main Board Circuit Schematic (2 of 10)11
Figure 12. STEVAL-ST25R3916B Main Board Circuit Schematic (3 of 10)12
Figure 13. STEVAL-ST25R3916B Main Board Circuit Schematic (4 of 10)13
Figure 14. STEVAL-ST25R3916B Main Board Circuit Schematic (5 of 10)14
Figure 15. STEVAL-ST25R3916B Main Board Circuit Schematic (6 of 10)15
Figure 16. STEVAL-ST25R3916B Main Board Circuit Schematic (7 of 10)16
Figure 17. STEVAL-ST25R3916B Main Board Circuit Schematic (8 of 10)17
Figure 18. STEVAL-ST25R3916B Main Board Circuit Schematic (9 of 10)18
Figure 19. STEVAL-ST25R3916B Main Board Circuit Schematic (10 of 10)19
Figure 20. STEVAL-ST25R3916B Reader Expansion Board Circuit Schematic (1 of 3)19
Figure 21. STEVAL-ST25R3916B Reader Expansion Board Circuit Schematic (2 of 3)20
Figure 22. STEVAL-ST25R3916B Reader Expansion Board Circuit Schematic (3 of 3)21
Bill of Materials22
Table 3. STEVAL-VOICE-UI Bill of Materials22
Table 4. Main Board Bill of Materials22
Table 5. Reader Expansion Board Bill of Materials26
Kit Versions28
Table 6. STEVAL-ST25R3916B Versions28
Regulatory Compliance Information29
Revision History30
Table 7. Document Revision History30
Table of Contents31
List of Tables32
List of Figures33

ST STEVAL-ST25R3916B - Figure 3. STEVAL-25 R3916 B Main Board Layout (Top View)

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