Display digital waveforms in terminal using Urwid.

$ pip install .

$ dwfv --help
usage: dwfv [-h] VCD

positional arguments:
  VCD         Verilog VCD file

  optional arguments:
    -h, --help  show this help message and exit

• q: quit

• h: move cursor left
• j: move cursor down
• k: move cursor up
• l: move cursor right
• w: jump forward to the next rising edge
• e: jump forward to the next falling edge
• b: jump backward to the previous rising edge
• 0: jump to the first column
• ^: jump to the first event
• $: jump to the last event
• gg: jump to first signal
• G: jump to last signal
• 3g: jump to the third signal

• 75z: set zoom level to 75%
• zi: zoom in
• zo: zoom out
• zz: center cursor on screen
• zc: zoom fit

• fb: format as binary
• fd: format as decimal
• fh: format as hexadecimal
• fa: format as ascii

• dd: delete the selected signal
• yy: copy the selected signal
• p: paste the clipboard after cursor
• P: paste the clipboard before cursor
• <enter>: expand selected signal

• /pattern: search for pattern in the selected signal
• n: repeat search forward
• N: repeat search backward
• <up>: search from history

• v: start visual mode
• <enter>: zoom fit the selected time frame