Lattice Semiconductor MachXO5-NX Development Kit, User Manual

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MachXO5-NX Development Board
Preliminary Evaluation Board User Guide
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All other brand or product names are trademarks or registered trademarks of their respective holders. The specifications and information herein are subject to change without notice.
FPGA-EB-02052-0.90 3
Contents
Acronyms in This Document ................................................................................................................................................. 6
1. Introduction .................................................................................................................................................................. 7
1.1. MachXO5-NX Development Board ...................................................................................................................... 7
1.2. Features .............................................................................................................................................................. 8
1.3. MachXO5-25 Device ............................................................................................................................................ 9
2. Applying Power to the Board ...................................................................................................................................... 10
3. Hard JTAG/I
2
C Programming ...................................................................................................................................... 12
3.1. JTAG Download Interface .................................................................................................................................. 12
3.2. I
2
C Download Interface ..................................................................................................................................... 14
4. Soft JTAG/UART User Interface .................................................................................................................................. 15
4.1. Soft JTAG User Interface ................................................................................................................................... 15
4.2. Soft UART User Interface .................................................................................................................................. 15
5. MachXO5-25 Clock Sources ........................................................................................................................................ 17
6. SGMII Ethernet Connections ...................................................................................................................................... 18
7. HyperRAM .................................................................................................................................................................. 20
8. Headers and Test Connections ................................................................................................................................... 21
8.1. Versa Headers ................................................................................................................................................... 21
8.2. Arduino Board GPIO Headers ............................................................................................................................ 23
8.3. FX12 Headers .................................................................................................................................................... 24
8.4. Aardvark Header (DNI) ...................................................................................................................................... 26
8.5. Raspberry Pi Board GPIO Header ...................................................................................................................... 26
8.6. PMOD Headers .................................................................................................................................................. 27
8.7. MIPI Camera Header ......................................................................................................................................... 28
8.8. User I
2
C Interface .............................................................................................................................................. 29
8.9. ADC and Potentiometer .................................................................................................................................... 30
8.10. Other Test Points .............................................................................................................................................. 32
9. LEDs and Switches ...................................................................................................................................................... 33
9.1. Four-Position DIP Switch ................................................................................................................................... 33
9.2. General Purpose Push Buttons ......................................................................................................................... 34
9.3. General Purpose LEDs ....................................................................................................................................... 34
9.4. Seven-Segment Display ..................................................................................................................................... 34
10. Software Requirements .......................................................................................................................................... 36
11. Storage and Handling ............................................................................................................................................. 36
12. Ordering Information .............................................................................................................................................. 36
Technical Support Assistance .............................................................................................................................................. 37
Appendix A. MachXO5-NX Development Board Schematics .............................................................................................. 38
Appendix B. MachXO5-NX Development Board Bill of Materials ....................................................................................... 49
Appendix C. User Defined Preference File Listing .............................................................................................................. 56
Appendix D. MachXO5-NX Development Board Revision Information .............................................................................. 60
References .......................................................................................................................................................................... 61
Revision History ................................................................................................................................................................... 62