From 42c2ab7fbb1be1ad269ead866d28d375abd958cd Mon Sep 17 00:00:00 2001 From: arbee Date: Thu, 22 Jul 2021 20:19:19 -0400 Subject: [PATCH] apple2gs: swap the DOC stereo outputs to match Apple documentation. [R. Belmont] --- src/mame/drivers/apple2gs.cpp | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/src/mame/drivers/apple2gs.cpp b/src/mame/drivers/apple2gs.cpp index 5f576c4c527..9297b828f8a 100644 --- a/src/mame/drivers/apple2gs.cpp +++ b/src/mame/drivers/apple2gs.cpp @@ -4869,8 +4869,9 @@ void apple2gs_state::apple2gs(machine_config &config) m_doc->set_addrmap(0, &apple2gs_state::a2gs_es5503_map); m_doc->irq_func().set(FUNC(apple2gs_state::doc_irq_w)); m_doc->adc_func().set(FUNC(apple2gs_state::doc_adc_read)); - m_doc->add_route(0, "lspeaker", 1.0); - m_doc->add_route(1, "rspeaker", 1.0); + // IIgs Tech Node #19 says even channels are right, odd are left, and 80s/90s stereo cards followed that. + m_doc->add_route(0, "rspeaker", 1.0); + m_doc->add_route(1, "lspeaker", 1.0); /* RAM */ RAM(config, m_ram).set_default_size("2M").set_extra_options("1M,3M,4M,5M,6M,7M,8M").set_default_value(0x00);