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ST25RU3993-EVAL
ST ST25RU3993-EVAL Manuals
Manuals and User Guides for ST ST25RU3993-EVAL. We have
1
ST ST25RU3993-EVAL manual available for free PDF download: User Manual
ST ST25RU3993-EVAL User Manual (48 pages)
Brand:
ST
| Category:
Motherboard
| Size: 6 MB
Table of Contents
General Information
2
Standard Connection Setup
3
ST25RU3993 Block Diagram
4
Pa11
5
ST25RU3993-EVAL Board Features
5
Hardware Description
7
RF Circuit
7
Table 1. Tcxo/Crystal Configuration
7
Pa12
8
Microcontroller and Connections
9
Table 2. MCU Interfaces and Buttons
9
Table 3. MCU - SPI Interface and ST25RU3993 Connections
11
Nrst
12
Table 7. MCU - Connections to Leds
13
Table 8. MCU - Connections to RF Switches
13
Table 9. MCU - Connections to BT Module
13
Firmware Programming
14
Table 10. MCU - Connections to JTAG Interface and Pinout
14
Table 11. MCU - Connections to JLINK (SWD) Interface and Pinout of Connector
14
Boot Mode
15
Power Supply
15
Table 12. Typical Voltage Levels
16
Table 13. Components Connected to 5 V
16
Table 14. Digital Components Connected to 3V3 (3.3 V)
17
Table 15. Components Connected to VSUP (3.6 V)
17
Table 17. Analog Test Point Connections
19
Table 18. Supply Voltage Test Points
19
Digital Test Points
20
Probing RF Signals
21
Table 4. SPI Interface Pinout at J10, J12 and J13
12
Table 5. UART Connections and Pinout
12
Table 6. MCU - Connections to Buttons
12
Table 16. Components Connected to VPA (4.1 V)
17
Analog Test Points
18
Test Points
18
Supply Voltage Test Points
19
Table 19. RF Test Points - Default Power Levels
22
Table of Contents
23
Schematics
23
Figure 15. Schematic Diagram of System Overview
24
Figure 16. Schematic of UHF RFID Reader Device
25
Figure 17. Schematic of External Power Amplifier
26
Figure 18. Schematic of Carrier Cancellation Circuit
27
Figure 19. Schematic of Antenna Switch
27
Figure 20. Schematic of USB Supply / UART Bridge
28
Figure 21. Schematic of Microcontroller
29
Figure 22. Schematic of Supply Ldos
30
Figure 23. Schematic of External Interfaces and Connections
31
Figure 24. Schematic of BT Classic Module
32
Figure 25. Schematic of RF Shield
33
PCB Stack up
34
Table 20. PCB Layer Stack
34
PCB Layout
35
Top Layer
36
RF GND Layer
37
Power Layer
38
GND Layer
39
Routing Layer
40
Bottom Layer
41
FCC Compliance Statement
42
Federal Communications Commission (FCC) and Industry Canada (IC) Compliance
42
Part 15.19
42
Part 15.21
42
Statements
42
Table 21. Document Revision History
43
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