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aussieby: Better way to set up the RTC (nw)

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This commit is contained in:
AJR 2017-06-04 10:54:26 -04:00
parent 26090ea1a6
commit 34360c63cc
1 changed files with 2 additions and 4 deletions
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6
src/mame/drivers/aussiebyte.cpp
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@ -218,6 +218,8 @@ WRITE8_MEMBER( aussiebyte_state::port1c_w )
WRITE8_MEMBER( aussiebyte_state::port20_w )
{
m_speaker->level_w(BIT(data, 7));
m_rtc->cs_w(BIT(data, 0));
m_rtc->hold_w(BIT(data, 0));
}
READ8_MEMBER( aussiebyte_state::port28_r )
@ -232,23 +234,19 @@ READ8_MEMBER( aussiebyte_state::port28_r )
************************************************************/
READ8_MEMBER( aussiebyte_state::rtc_r )
{
m_rtc->cs_w(1);
m_rtc->read_w(1);
m_rtc->address_w(offset);
uint8_t data = m_rtc->data_r(space,0);
m_rtc->read_w(0);
m_rtc->cs_w(0);
return data;
}
WRITE8_MEMBER( aussiebyte_state::rtc_w )
{
m_rtc->cs_w(1);
m_rtc->address_w(offset);
m_rtc->data_w(space,0,data);
m_rtc->write_w(1);
m_rtc->write_w(0);
m_rtc->cs_w(0);
}
/***********************************************************