I made a MIDI compatible module of the Yamaha PSS-560. 570 up next 👍🏼👍🏼 : r/synthdiy
Yamaha PSS list
Modding the PSS series - Sand, software and sound
Are friends electric' on my cheap 1990 Yamaha Pss, the internal soundbank can manage 16 multitrack composition, 6 tracks used here, including drums. Headphone output recording on single audio track : r/synthesizers
Yamaha PSS-A50 : MIDI Controller - More Possibilities with MIDI Connectivity
Yamaha PSS-270 with Mods (UMR2 MIDI and Individual Outputs) - YouTube