A NSF player with piano-roll-like visualization. The APU emulation is not awesome but it works fine for all of my favourite music titles. NSF files can be downloaded here.
If you like it, you may also like SID monitor.
Each channel is shown in a certain color:
| pulse 1 | red |
| pulse 2 | green |
| triangle | blue |
| noise | white |
| DMC | yellow |
SPACE |
Toggle playback. |
1/2/3/4/5 |
Toggle APU channels. |
LEFT/RIGHT |
Move through the song. Hold SHIFT to move faster.Hold CTRL to move frame by frame.
|
BACKSPACE |
Jump to the beginning of the song. |
+/- |
Time zoom. |
PAGE DOWN/PAGE UP |
Pitch zoom. |
B |
Toggle bars. |
W/S/A/D |
Change bar offset/width. |
- PAL
- length counter
- ...