5576 - Do I need a modified the FTDI firmware If I'm going to build a custom board similar to Lattice's evaluation boards?
You don’t need any firmware for the FTDI chip as long as you keep the default FTDI ID.
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7748 - Why is there a mismatch between the hardware checklist and the evaluation board circuit design?
Description: The customer has observed discrepancies between the design recommendations provided in the Hardware Checklist and the actual design implementation on the Lattice Evaluation Board. Reason: Hardware Checklists are developed after ...
7556 - How to determine UART pin direction of the on-chip FTDI for Lattice Boards?
Lattice boards use the FTDI chip for onboard debugging and programming. One of the interfaces that can be used is the UART port. To easily identify FPGA port assignments for UART, users can refer below information. TXD_UART (BDBUS0) is an ...
1613 - Where can I find detailed information about the Lattice evaluation boards?
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6859 - What do user need to do or consider to make the 16-bit counter project work for the AVANT Evaluation board?
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6176 - MachXO2/MachXO3: Why there is no JTAG external pullups (TDI,TDO,TMS) recommendation in our documents such Hardware Checklist and Programming and Configuration user guide while external pull-ups were added in our Lattice demo and evaluation boards.
MachXO2 and MachXO3L/LF TDI,TDO,TMS signals have internal pull-ups, so external pull-ups are not required. However, good engineering practice for a critical bus like JTAG is to augment the internal pull-ups with external if the bus will not always be ...