6 hi signals, 1 hi data bus (h0–h7), 2 hi address (hoa2–hoa0) – Motorola DSP56012 User Manual
Page 115: 3 hi read/write (hr/w), 4 hi enable (hen), 5 host request (horeq), Hi signals -35, Hi data bus (h0–h7) -35, Hi address (hoa2–hoa0) -35, Hi read/write (hr/w) -35