apu address set bug fixex!!!

[motonesfpga/motonesfpga.git] / de1_nes / apu / apu.vhd

diff --git a/de1_nes/apu/apu.vhd b/de1_nes/apu/apu.vhd
index 90778a3..3194314 100644 (file)
--- a/de1_nes/apu/apu.vhd
+++ b/de1_nes/apu/apu.vhd
@@ -149,7 +149,7 @@ begin
                 r_nw <= 'Z';
             elsif (dma_status = DMA_ST_SETUP) then
                 cpu_addr <= OAMADDR;
-                cpu_d <= dma_addr(dsize * 2 - 1 downto dsize);
+                cpu_d <= (others => '0');
                 r_nw <= '0';
                 dma_next_status <= DMA_ST_PROCESS;
             elsif (dma_status = DMA_ST_PROCESS) then