Description
The 6-Key FPGA Macro-Keypad Development Board is a compact, dual-purpose device designed to boost productivity and serve as an entry point into FPGA development.
Featuring six customizable keys & various peripherals, it streamlines your workflow while providing a powerful platform for learning Hardware Description Languages (HDLs) like Verilog and VHDL.
Ideal for tech enthusiasts, students, and professionals, this Macro-KeyPad enables hands-on exploration of digital design, offering a practical pathway to understanding silicon architecture and advancing into complex hardware engineering.
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Chosen FPGA Chip/Device & its data-sheet
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This development board features the Lattice [MachXO2-1200HC] FPGA, which offers internal clock generation & embedded Flash technology, thus achieving a non-volatile boot-up self-configuring operation in a single chip.
> You can find out more information about the FPGA in the official [MachXO2 Family] Data-Sheet (here)
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Technical Information
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The following diagrams show the Top & Bottom layer view of the Macro-KeyPad PCB. The call-out indicates the locations of the various on-board peripherals on our development board.
Macro-KeyPad PCB Top Layer:
Peripherals
1. micro-USB Connection
2. Lattice MachxO2 FPGA
3. FPGA JTAG connection
4. i2C QWiic Connection
5. OnBoard Passive Buzzer
6. Indicator LEDs
7. i2C EEPROM IC
8. OnBoard 3v3 LDO Regulator
9. USB HID Interface IC
10. Cherry MX Switch Holder
11. Crystal Clock [ Optional ]
12. i2C Temperature Sensor
13. User OnBoard Tactile Button
Macro-KeyPad PCB Bottom Layer:
Peripherals
14. NeoPixels
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Macro-KeyPad With Enclosure
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Here’s the completed KeyPad, featuring a protective enclosure made from three layers of acrylic. All parts shown — including the electronic components, switches, keycaps, and enclosure pieces — are included in this product listing.
> Click here for the assembly guide ?
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Documentation
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Click here for the Engineering Learning Log/Quick-Start guide ????