MIDI Retrofit & Decoder Kits, DIY Electronics—Worldwide Delivery
News: November 4, 2008: User Project Roundup, Part 5-------Shopping Cart: 0 Items

UMR: MIDI Retrofit Installation Notes

Installation Notes Index

Casio MT-205

See the installation example for additional information.

Connection Diagram

Casio MT-205

UMR Assembly

Scan-High Configuration

SW1 Settings

1 2 3 4 5 6 7 8
offoffoffoffonoffonoff

I/O Connections

UMR Select In 1 2 3 4 5 6 7 8 9 A B
Host Ribbon Cable 151471389101112--

UMR Data Out 1 2 3 4 5 6 7 8
Host Ribbon Cable 123456--

"-" = not connected

UMR Power Connections

As pictured. UMR should be powered up separately, after the host keyboard. Install a switch in the UMR positive supply line.
---------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------- ----------------------------------------------------------------------------------------------------