Michael Jørgensen

@paich64 The attached file contains V5.1 A16 for both R3 and R6 board. Please try both. This version is based of the RC2, but with the RTC disabled. [C64MEGA65_V51A16.zip](https://github.com/MJoergen/C64MEGA65/files/14601501/C64MEGA65_V51A16.zip)

@paich64 A clarifying question: Does both TRAP16 and TRAP17 complete without any errors, on the MiSTer ? I'm specifically talking about the errors in TRAP17 that were already present in...

Perhaps the DVI feature (#121) belongs here too ...

Looking at the wikipedia page https://en.wikipedia.org/wiki/Extended_Display_Identification_Data it seems that byte 20, bits 3-0 can be used to differentiate between a HDMI monitor and a DVI-only monitor.

@sy2002 : In order to test this, it would be nice to have the model number of a specific monitor that will benefit from this fix.

The current version of M2M (in V5.1) supports QNICE access to the HDMI I2C EDID rom, as follows: 1. Write 0x0005 to 0xFFF4 (access I2C controller) 2. Write 0x0350 to...

Data point for my monitor "Philips 272S1" (which does support sound): The DisplayPort connector on the monitor returns the value 0xa5. Bits 3-0 => DisplayPort The HDMI connector on the...

Do we have some way of testing this? It's straight-forward to implement.

Since you mention the breaking of backwards compatibility regarding the config files, then that might suggest we postpone this for V6. I like the idea that V5.1 is essentially identical...

This is a cartridge type 2, and is currently not supported by MiSTer either. Since it works as a real hardware cartridge it should be possible to make it work...