Unlock the analog potential of MiSTer FPGA with IO Analog Pro! Boasting accurate analog video. crystal clear analog audio. soft power toggle. and compatibility with the incredible . Existing case owners can purchase a
Features

- Reference-quality analog video and audio via Sega Saturn AV port
- 99% accurate to specifications
- RGBs
- YPbPr with improved sync levels and correct 700mV Luma
- S-Video (native YC core support)
- Composite Video (native YC core support)
- DIPs to enable 24-bit video depth (Enabled by default)
- Hi-Fi analog audio
- Mini TOSLINK digital audio
- USB-C power (5V 2A minimum. 5V 3A limited). It works with USB-A and USB-C cable types. Check your power supply if you’re not sure. DC power jumper is used to route power to the USB hub from the DE10-nano.
- Reset button is now a power toggle button (experimental) that controls the USB C power input. Might need an extra tap every once in a while.
- User port for SNAC and mt32-pi
- Simultaneous analog and HDMI output
- Single SDRAM support
- Looking for dual SDRAM IO board. and don’t mind giving up simultaneous HDMI and analog video? Check out my upcoming ! No cores currently require dual SDRAM. Jaguar (alpha). Saturn (beta). and Williams Y/Z unit arcade machines (upcoming) all need or benefit dual SDRAM.
Included Accessories
- 40mm fan (optional)
- 20mm heatsink (optional)
Recommended Accessories
- (running low on some colors – consider black and a as an alternative until I can make more).
Configuration
Please refer to the MiSTer.ini section of the
MiSTer.ini for RGB:
vga_mode=rgb
composite_sync=1
(Toggle IO board’s switch to the OFF position)
MiSTer.ini for YPbPr:
vga_mode=ypbpr
composite_sync=1
vga_sog=1
(Toggle IO board’s switch to the ON position)
MiSTer.ini for S-video and Composite:
vga_mode=svideo
composite_sync=1
(Toggle IO board’s switch to the OFF position)
Video measurements
Note: All non-MiSTer Addons measurements were taken by .


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