
Contributions:

Fixpoint math library by Andrew Palm
Sunset and sunrise calculations by Andrew Palm
Port for PIC32MX270F256B by Baldwin Robertson
Port for HiFive1 revision B by Paul Dickson
Examples for GD32VF103CB by Terry Porter
A collection of libraries, drivers and demos for GD32VF103CB by Martin Bitter
VIS extension (https://forth-ev.de/wiki/projects:forth-namespaces:start) by Manfred Mahlow
CSRs for GD32VF103 by Wolfgang Strauss
Interrupts on GD32VF103 by Wolfgang Strauss

Hardware donations:

SiFive
Klaus Kohl-Schöpe
Ulrich Hoffmann
Jürgen Pintaske

Testing and hints in alphabetical order:

Martin Bitter
Paul Boddie
Michael Kalus
Manfred Mahlow
Ingolf Pohl
Terry Porter
Wolfgang Strauss
Matthias Trute
Erich Wäldle

Inspiring projects:

PicoRV32 and Picosoc by Clifford Wolf (https://github.com/cliffordwolf/picorv32)
Logic tricks from the book Hacker's Delight (http://www.hackersdelight.org/)
PIC32 VGA assembler code by Paul Boddie (https://blogs.fsfe.org/pboddie/?p=1712)
