GPIO

Features

• 1~32 channels support
• Input and output direction control
• Pin multiplexer with two alternate ouput function
• Three configurable modes
  • input pull-down with schmitt trigger
  • ouput push-pull
  • alternate function push-pull
• Maskable input interrupt with multiple triggering modes
  • rise mode
  • fall mode
  • high-level mode
  • low-level mode
• Static synchronous design
• Full synthesizable

FULL vision of datatsheet can be found in datasheet.md.

Build and Test

make comp    # compile code with vcs
make run     # compile and run test with vcs
make wave    # open fsdb format waveform with verdi