From 3a500bb2bd923d8d6363577d630e0ec2c561c561 Mon Sep 17 00:00:00 2001 From: Brian Johnson Date: Sat, 9 Dec 2023 23:58:01 -0500 Subject: upd7220: Sync command should enable/disable the DE bit (#11823) --- src/devices/video/upd7220.cpp | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/src/devices/video/upd7220.cpp b/src/devices/video/upd7220.cpp index 7addf39c6b9..ab135fd5a29 100644 --- a/src/devices/video/upd7220.cpp +++ b/src/devices/video/upd7220.cpp @@ -1173,6 +1173,11 @@ void upd7220_device::process_fifo() break; case COMMAND_SYNC: /* sync format specify */ + if (flag == FIFO_COMMAND) + { + m_de = m_cr & 1; + } + if (m_param_ptr == 9) { m_mode = m_pr[1]; -- cgit v1.2.3