From a9d4bf1fdcb09abfba0786d20ef9e619ae54bd98 Mon Sep 17 00:00:00 2001 From: Electric Keet Date: Fri, 30 Jun 2023 20:41:16 -0700 Subject: [PATCH] Accurate number! Well, accurate enough. --- doc/7-systems/nes.md | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/doc/7-systems/nes.md b/doc/7-systems/nes.md index 4837df48b..c3ccb7064 100644 --- a/doc/7-systems/nes.md +++ b/doc/7-systems/nes.md @@ -6,7 +6,8 @@ also known as Famicom. it is a five-channel sound generator: first two channels # effects -- `11xx`: **write to delta modulation counter.** range is `00` to `7F`. this may be used to attenuate the triangle and noise channels down to about half normal volume. +- `11xx`: **write to delta modulation counter.** range is `00` to `7F`. + - this may be used to attenuate the triangle and noise channels; at `7F`, they will be at about 57% volume. - will not work if a sample is playing. - `12xx`: **set duty cycle or noise mode of channel.** - may be `0` to `3` for the pulse channels: