Change Namcot163 sample length limit

0ldsk00l · Feb 10, 2015 · 5e3544df2ff8ad95c773f95c0eca65366114e858 · 5e3544d
1 parent 89cc34f
commit 5e3544df2ff8ad95c773f95c0eca65366114e858
Showing with 4 additions and 2 deletions.

+2 −1 source/core/board/NstBoardNamcot163.cpp

+2 −1 source/core/board/NstBoardNamcot163.hpp
diff --git a/source/core/board/NstBoardNamcot163.cpp b/source/core/board/NstBoardNamcot163.cpp
@@ -289,7 +289,8 @@ namespace Nes
 
 				inline void N163::Sound::BaseChannel::SetWaveLength(const uint data)
 				{
-					const dword length = (0x20UL - (data & REG_WAVELENGTH)) << PHASE_SHIFT;
+					//const dword length = (0x20UL - (data & REG_WAVELENGTH)) << PHASE_SHIFT;
+					const dword length = (0x100UL - (data & REG_WAVELENGTH)) << PHASE_SHIFT;
 
 					if (waveLength != length)
 					{

diff --git a/source/core/board/NstBoardNamcot163.hpp b/source/core/board/NstBoardNamcot163.hpp
@@ -81,7 +81,8 @@ namespace Nes
 						{
 							NUM_CHANNELS     = 8,
 							EXRAM_INC        = 0x80,
-							REG_WAVELENGTH   = 0x1C,
+							//REG_WAVELENGTH   = 0x1C,
+							REG_WAVELENGTH   = 0xFC,
 							REG_ENABLE_SHIFT = 5,
 							REG_VOLUME       = 0x0F,
 							PHASE_SHIFT      = 18,