From 9f31b2fb9a299a1096455309d96bdd2328459bd6 Mon Sep 17 00:00:00 2001 From: Nigel Barnes Date: Thu, 7 Nov 2019 18:20:43 +0000 Subject: [PATCH] spectrum_mikroplus: Mask IO port for reading joystick (nw) --- src/devices/bus/spectrum/mikroplus.cpp | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/devices/bus/spectrum/mikroplus.cpp b/src/devices/bus/spectrum/mikroplus.cpp index 87552f79bf3..04ce942c632 100644 --- a/src/devices/bus/spectrum/mikroplus.cpp +++ b/src/devices/bus/spectrum/mikroplus.cpp @@ -93,7 +93,7 @@ uint8_t spectrum_mikroplus_device::iorq_r(offs_t offset) { uint8_t data = 0xff; - if (offset == 0xdf) + if ((offset & 0xff) == 0xdf) { data = m_joy->read() | (0xff ^ 0x1f); }