We've just updated MediaWiki and its underlying software. If anything doesn't look or work quite right, please mention it to us. --RanAS

Front Panel Daughterboard

From SnesLab
(Redirected from P2)
Jump to: navigation, search
The Front Panel Daughterboard is located in region A2 of the jwdonal schematic

The Front Panel Daughterboard (known as the "Front Connector Unit in the official Nintendo documentation[1] ) is situated perpendicular to the SNES Motherboard. It contains the two controller ports and the red power indicator LED. In the jwdonal schematic, pins 4, 6, 5, and 7 are named after JOYA and JOYB, the fullsnes common names for the read-only joypad input registers A & B, who's addresses are 4016h and 4017h.

References

  1. Figure 2-22-1, "Super NES Functional Block Diagram" on page 2-22-2 of Book I of the official Super Nintendo development manual
  2. http://problemkaputt.de/fullsnes.htm#snescontrollersioportsmanualreading