MIDI Forum

The PC900 suggested by the specification is still a good choice. (Well, it's discontinued, but "PC900" was just Sharp's way of spelling "H11L1", and t...

The 5 volt spec used 2 x 220 ohms. The 3.3 volt spec uses 10 & 33 That seems proportionally incorrect. The voltage drop over the receiver (1.1 V ...

The General MIDI System Level 1 specification says: Key-based Percussion is always on channel 10. (Please note that the tenth channel has the number...

A MIDI file can contain any MIDI messages. A program to edit MIDI files is called a MIDI editor or sequencer.

There is software that allows to configure the controls, but there does not appear to be any official documentation about what messages it uses. Bu...

According to the manual, the controller itself has no such function. You could route the MIDI data through your desktop computer or laptop, and run...

The USB MIDI protocol is not compatible with the USB serial protocol implemented by any of these chips. You have to do some programming to implemen...

A MIDI file contains timestamped events, i.e., it records every time you pressed or released a key. Both Finale and Sibelius can import MIDI files....

What OS are you using on the PC?

General MIDI 2 is just an interface specification; software and/or hardware that conform to this specification are guaranteed to work with each other....

You need to parse the incoming MIDI command stream to be able to detect message boundaries and to insert the additional messages there. Google list...

A "Thru" output typically is a copy of the MIDI input, but does not merge data from anywhere else. The Impact LX 88+ certainly does not do such mergin...

Those are System Exclusive messages used only by Roland devices (or by GS compatible devices, i.e., devices that emulate the Roland SoundCanvas). You ...

While the MIDI bandwidth (3125 bytes/s) is much lower than that of USB (about 1 MB/s for USB 1.x), the USB protocol adds latencies of at least one mil...

As far as I can see, "MMCABLE" appears to be a brand name. I guess you bought the cable labelled as "Universal PC MIDI Connector Cable", which is i...