Pinenut-01S Module information and schematics

Schematics and GPIO definitions:

• Pinenut-01S schematic ver 1.01
• PineNut-01S KiCad schematic ver 1.01
• Pinenut-01S GPIO Definition ver 1.0
• USB Programmer adapter for Pinenut-01S schematic ver 1.0

The default firmware runs the UART at 2000000 bps. It will accept input whilst regularly outputting:

proc_hellow_entry: RISC-V rv32imafc
cur key status:1