#if ROM_LAYOUT_STD || (ROM_LAYOUT_M65 && SEGMENT_KERNAL_0) // // Helper routine - disconnects the keyboard from CIA1_PRB, // leaves $FF in .X (behavior needed in some places) // #if !CONFIG_LEGACY_SCNKEY keyboard_disconnect: ldx #$FF stx CIA1_PRA // disconnect all the rows #if CONFIG_KEYBOARD_C128 stx VIC_XSCAN #endif rts #endif #endif // ROM layout