From f7980858cd8c8ae3d088e1f8e8e8ef310ddd5f2d Mon Sep 17 00:00:00 2001 From: tim lindner Date: Sun, 21 Mar 2021 18:13:27 -0700 Subject: Set proper tri-state value for keyboard PIA port B --- src/mame/drivers/coco12.cpp | 1 + 1 file changed, 1 insertion(+) diff --git a/src/mame/drivers/coco12.cpp b/src/mame/drivers/coco12.cpp index d13b16c6c32..eddfac92f4f 100644 --- a/src/mame/drivers/coco12.cpp +++ b/src/mame/drivers/coco12.cpp @@ -473,6 +473,7 @@ void coco12_state::coco(machine_config &config) pia6821_device &pia0(PIA6821(config, PIA0_TAG, 0)); pia0.writepa_handler().set(FUNC(coco_state::pia0_pa_w)); pia0.writepb_handler().set(FUNC(coco_state::pia0_pb_w)); + pia0.tspb_handler().set_constant(0xff); pia0.ca2_handler().set(FUNC(coco_state::pia0_ca2_w)); pia0.cb2_handler().set(FUNC(coco_state::pia0_cb2_w)); pia0.irqa_handler().set(m_irqs, FUNC(input_merger_device::in_w<0>)); -- cgit v1.2.3