diff options
Diffstat (limited to 'src/devices/machine/z80scc.cpp')
-rw-r--r-- | src/devices/machine/z80scc.cpp | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/src/devices/machine/z80scc.cpp b/src/devices/machine/z80scc.cpp index 0259fb5d0b0..e3a7c8a1d00 100644 --- a/src/devices/machine/z80scc.cpp +++ b/src/devices/machine/z80scc.cpp @@ -724,6 +724,7 @@ uint8_t z80scc_device::modify_vector(uint8_t vec, int i, uint8_t src) // Modify vector according to Hi/lo bit of WR9 if (m_wr9 & WR9_BIT_SHSL) // Affect V4-V6 { + src = bitswap<4>(src, 3, 0, 1, 2); // order switched (see table above) vec &= 0x8f; vec |= src << 4; } |