rts bug fixed.

[motonesfpga/motonesfpga.git] / de0_cv_nes / mos6502.vhd

diff --git a/de0_cv_nes/mos6502.vhd b/de0_cv_nes/mos6502.vhd
index 49e7396..bbb5827 100644 (file)
--- a/de0_cv_nes/mos6502.vhd
+++ b/de0_cv_nes/mos6502.vhd
@@ -1620,7 +1620,7 @@ end;
                 if (reg_sub_state = ST_SUB00) then\r
                     reg_addr    <= reg_pc_h & reg_pc_l;\r
                 elsif (reg_sub_state = ST_SUB70) then\r
-                    reg_pc_l    <= reg_pc_l + 1;\r
+                    pc_inc;\r
                 end if;\r
 \r
             --conditional branch.\r