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should probably include register 15 also... (nw)

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mahlemiut 2018-03-04 23:41:44 +13:00
parent 8a13841dc7
commit d307d8d8a2
1 changed files with 1 additions and 1 deletions
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src/mame/machine/amstrad.cpp
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@ -2551,7 +2551,7 @@ void amstrad_state::update_psg()
case 3:
{/* b6 and b7 = 1 ? : The register will now be selected and the user can read from or write to it. The register will remain selected until another is chosen.*/
/* ignore if an invalid PSG register is selected, usually when the PPI port directions are changed after selecting the PSG register */
if(m_ppi_port_outputs[amstrad_ppi_PortA] < 15)
if(m_ppi_port_outputs[amstrad_ppi_PortA] <= 15)
{
m_ay->address_w(space, 0, m_ppi_port_outputs[amstrad_ppi_PortA]);
m_prev_reg = m_ppi_port_outputs[amstrad_ppi_PortA];