Changes
/* Serial Interfaces */
* [[SCA CPC Prolink]] ([[SCA]])
* [[Simple RS232 for Printer usage]] (DIY) (one-directional, transmit only)
* [[Spectre Comms Serial Interface]]([[Spectre Communications]])
* [[Schneider RS232 Interface]] ([[Schneider]])
* [[Dual RS232]] ([[Timatic Systems]])
=== Others ===
