MIDIbox Forum: Duggle's Blog - MIDIbox Forum

Abstract
Discussion of the problems limiting the length of SRIO chains.
Some causes of signal integrity problems in transmission lines are mentioned.
A Working solution is presented.

Introduction
The problems limiting the length (physical length and the number of chips connected) of DOUT shift registers has been canvassed...

Simple keyboard zones
Rather than have the whole keyboard output the same midi channel (hence same sound) we may want to have "left hand ->Bass" and "right hand -> Treble" parts. This is accomplished by having a "zones" in this case upper and lower parts of the keyboard separated at a certain note on the...

This is what worked for me:
1) Download and install openocd 0.2.0 (earliest version after 0.1.0 available as prebuilt *.msi.
Btw, 0.1.0 is preferred for compatibility with the mios provided scripts)
2) In Program Files\OpenOCD\0.2.0\drivers is a folder contained in ft223.zip, unpack this folder to a temporary location.
3) Attach...

Jaycar is an electronic component retailer in Australia.
They have stores in many locations and for this reason are a convenient source of parts.
The QP5518 (Jaycar's cat. number) is 2x16 yel/grn LED backlit display.
It is pin compatible with the Core32 EXCEPT...