Changes
|25 || (/BAO) || (MEMRD) || /HALT<br>Schneiderware: CURSOR
|-
|26 || (xxx) || (xxx) || (/PCL;similar to /RESET)<br>Schneiderware: RESET (Reset output from CPC)
|-
|27 || /IORQ || (MEMWR) || A12
* http://de.wikipedia.org/wiki/Europe_Card_Bus - wikipedia (german) - saying it was invented in 1977
* http://www.hardwarebook.info/ECBbus - hardwarebook (pin-outs) - saying it was invented in 1984 (which is wrong)
* http://www.prof80.de/circ_a02.html - prof80 (other pin-outs) (german)
* http://fixunix.com/cp-m/526627-article-different-versions-german-ecb-bus.html - notes on ECB variants from 1982
