From 2160b6e8857b5d904e8d90f4f55eb6ab64134a8e Mon Sep 17 00:00:00 2001 From: tildearrow Date: Sun, 16 Oct 2022 01:05:30 -0500 Subject: [PATCH] add T6W28 docs --- papers/doc/7-systems/t6w28.md | 11 +++++++++++ 1 file changed, 11 insertions(+) create mode 100644 papers/doc/7-systems/t6w28.md diff --git a/papers/doc/7-systems/t6w28.md b/papers/doc/7-systems/t6w28.md new file mode 100644 index 000000000..9083cb7a2 --- /dev/null +++ b/papers/doc/7-systems/t6w28.md @@ -0,0 +1,11 @@ +# Toshiba T6W28 + +an enhanced SN76489 derivative. same 4 channels, but with stereo (soft panning!) and noise frequency being fully independent of channel 3's. + +this chip was used in Neo Geo Pocket. + +# effects + +- `20xx`: set noise mode. + - 0: thin pulse. + - 1: noise.