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s100_am310: Fix address shift (nw)

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This commit is contained in:
AJR 2019-08-28 23:18:07 -04:00
parent e157856b78
commit 89e2d8c546
1 changed files with 2 additions and 2 deletions
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4
src/devices/bus/s100/am310.cpp
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@ -98,7 +98,7 @@ void s100_am310_device::device_reset()
u8 s100_am310_device::s100_sinp_r(offs_t offset)
{
if ((offset & 0x00fe) == (m_adr->read() << 1))
if ((offset & 0x00fe) == (m_adr->read() << 2)) // AB1 must be 0
{
if (BIT(offset, 0))
return m_statlatch->read();
@ -115,7 +115,7 @@ u8 s100_am310_device::s100_sinp_r(offs_t offset)
void s100_am310_device::s100_sout_w(offs_t offset, u8 data)
{
if ((offset & 0x00fe) == (m_adr->read() << 1))
if ((offset & 0x00fe) == (m_adr->read() << 2)) // AB1 must be 0
{
if (BIT(offset, 0))
m_cmdlatch->write(data);