Changes
=== X-Modul (RS-232 Interface) ===
The "X-Modul" adds a RS-232 interface to -X drives. It is suspecting They are suspected to be at least partially compatible with Amstrad/Pace interfaces (and probably also including, but not using, channel B ports FADE/FADF and FBDE).
==== I/O Ports ====
! Port !! Usage
|-
| FADC/, FADD || Serial data and control
|-
| FBDC/, FBDD/, FBDF || Counter 0/1/Mode|-| FADE, FADF, FBDE || Channel B ports (unused)
|}
