(kicad_sch (version 20231120) (generator "eeschema") (generator_version "8.0") (uuid "418bd263-f0a9-42da-88ea-160d6eff482c") (paper "A4") (title_block (title "SFD-700 Floppy Interface MKII") (date "2023-07-27") (rev "1.2") (comment 1 "and enhanced to operate with the MZ-80A.") (comment 2 "This is a redesign of the K&P card using the SFD-700 & SFD-800 schematics as the base") (comment 3 "with the MZ-80B/MZ-800/MZ-1500/MZ-2000/MZ-2200.") (comment 4 "SFD-700 Floppy Disk Interface card for the Sharp MZ-80A/MZ-700, also compatible") ) (lib_symbols (symbol "Mechanical:MountingHole_Pad" (pin_numbers hide) (pin_names (offset 1.016) hide) (exclude_from_sim no) (in_bom yes) (on_board yes) (property "Reference" "H" (at 0 6.35 0) (effects (font (size 1.27 1.27) ) ) ) (property "Value" "MountingHole_Pad" (at 0 4.445 0) (effects (font (size 1.27 1.27) ) ) ) (property "Footprint" "" (at 0 0 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Datasheet" "~" (at 0 0 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Description" "Mounting Hole with connection" (at 0 0 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "ki_keywords" "mounting hole" (at 0 0 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "ki_fp_filters" "MountingHole*Pad*" (at 0 0 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (symbol "MountingHole_Pad_0_1" (circle (center 0 1.27) (radius 1.27) (stroke (width 1.27) (type default) ) (fill (type none) ) ) ) (symbol "MountingHole_Pad_1_1" (pin input line (at 0 -2.54 90) (length 2.54) (name "1" (effects (font (size 1.27 1.27) ) ) ) (number "1" (effects (font (size 1.27 1.27) ) ) ) ) ) ) (symbol "power:GNDPWR" (power) (pin_names (offset 0) ) (exclude_from_sim no) (in_bom yes) (on_board yes) (property "Reference" "#PWR" (at 0 -5.08 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Value" "GNDPWR" (at 0 -3.302 0) (effects (font (size 1.27 1.27) ) ) ) (property "Footprint" "" (at 0 -1.27 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Datasheet" "" (at 0 -1.27 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Description" "Power symbol creates a global label with name \"GNDPWR\" , global ground" (at 0 0 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "ki_keywords" "global ground" (at 0 0 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (symbol "GNDPWR_0_1" (polyline (pts (xy 0 -1.27) (xy 0 0) ) (stroke (width 0) (type default) ) (fill (type none) ) ) (polyline (pts (xy -1.016 -1.27) (xy -1.27 -2.032) (xy -1.27 -2.032) ) (stroke (width 0.2032) (type default) ) (fill (type none) ) ) (polyline (pts (xy -0.508 -1.27) (xy -0.762 -2.032) (xy -0.762 -2.032) ) (stroke (width 0.2032) (type default) ) (fill (type none) ) ) (polyline (pts (xy 0 -1.27) (xy -0.254 -2.032) (xy -0.254 -2.032) ) (stroke (width 0.2032) (type default) ) (fill (type none) ) ) (polyline (pts (xy 0.508 -1.27) (xy 0.254 -2.032) (xy 0.254 -2.032) ) (stroke (width 0.2032) (type default) ) (fill (type none) ) ) (polyline (pts (xy 1.016 -1.27) (xy -1.016 -1.27) (xy -1.016 -1.27) ) (stroke (width 0.2032) (type default) ) (fill (type none) ) ) (polyline (pts (xy 1.016 -1.27) (xy 0.762 -2.032) (xy 0.762 -2.032) (xy 0.762 -2.032) ) (stroke (width 0.2032) (type default) ) (fill (type none) ) ) ) (symbol "GNDPWR_1_1" (pin power_in line (at 0 0 270) (length 0) hide (name "GNDPWR" (effects (font (size 1.27 1.27) ) ) ) (number "1" (effects (font (size 1.27 1.27) ) ) ) ) ) ) ) (junction (at 34.29 43.18) (diameter 0) (color 0 0 0 0) (uuid "33a04eab-6cd0-4366-a1dd-326dc9f6235e") ) (junction (at 34.29 53.34) (diameter 0) (color 0 0 0 0) (uuid "57a102af-4ec7-4dd5-991a-41ba5e7c3840") ) (wire (pts (xy 34.29 53.34) (xy 34.29 55.88) ) (stroke (width 0) (type default) ) (uuid "44eb714f-27c2-4eb0-ab26-ccbd9c4b6a44") ) (wire (pts (xy 34.29 52.07) (xy 34.29 53.34) ) (stroke (width 0) (type default) ) (uuid "495468df-8e40-4b64-aae7-beb2b812c2c2") ) (wire (pts (xy 48.26 53.34) (xy 48.26 52.07) ) (stroke (width 0) (type default) ) (uuid "753ec715-9422-4757-adf9-cd73c1a40ddd") ) (wire (pts (xy 34.29 43.18) (xy 48.26 43.18) ) (stroke (width 0) (type default) ) (uuid "898a258e-bd06-4715-9d8e-7eaac8dde1e8") ) (wire (pts (xy 34.29 53.34) (xy 48.26 53.34) ) (stroke (width 0) (type default) ) (uuid "912ddf75-2890-463a-b123-7def4f0e8317") ) (wire (pts (xy 48.26 43.18) (xy 48.26 39.37) ) (stroke (width 0) (type default) ) (uuid "9e4cae29-a650-464e-af47-c6a113478353") ) (wire (pts (xy 26.67 43.18) (xy 34.29 43.18) ) (stroke (width 0) (type default) ) (uuid "c78755e2-e23e-4810-9f28-d3d9ac289d96") ) (wire (pts (xy 26.67 53.34) (xy 26.67 43.18) ) (stroke (width 0) (type default) ) (uuid "d1d0a2cc-774c-43e8-8f6c-07e9143eba8c") ) (wire (pts (xy 34.29 53.34) (xy 26.67 53.34) ) (stroke (width 0) (type default) ) (uuid "f5b7c1fb-05dc-4a58-8ef1-8251d88f79d6") ) (wire (pts (xy 34.29 43.18) (xy 34.29 39.37) ) (stroke (width 0) (type default) ) (uuid "fd4fd938-e070-4481-8bdc-d2f099c5414d") ) (symbol (lib_id "Mechanical:MountingHole_Pad") (at 48.26 49.53 0) (unit 1) (exclude_from_sim no) (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced yes) (uuid "02df89d8-58c7-47f6-9f5c-e0394c6af27e") (property "Reference" "H4" (at 50.8 47.6163 0) (effects (font (size 1.27 1.27) ) (justify left) ) ) (property "Value" "Mounting" (at 50.8 49.5373 0) (effects (font (size 1.27 1.27) ) (justify left) ) ) (property "Footprint" "MountingHole:MountingHole_2.7mm_M2.5_Pad" (at 48.26 49.53 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Datasheet" "~" (at 48.26 49.53 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Description" "" (at 48.26 49.53 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (pin "1" (uuid "bfd3d638-4c21-4e68-b8b5-a838ad40a322") ) (instances (project "SFD700" (path "/418bd263-f0a9-42da-88ea-160d6eff482c" (reference "H4") (unit 1) ) ) ) ) (symbol (lib_id "power:GNDPWR") (at 34.29 55.88 0) (unit 1) (exclude_from_sim no) (in_bom yes) (on_board yes) (dnp no) (uuid "5096695c-1bb7-4840-8354-2de521fba3b4") (property "Reference" "#PWR01" (at 34.29 60.96 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Value" "GNDPWR" (at 34.29 58.42 0) (effects (font (size 0.7874 0.7874) ) ) ) (property "Footprint" "" (at 34.29 57.15 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Datasheet" "" (at 34.29 57.15 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Description" "" (at 34.29 55.88 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (pin "1" (uuid "d630ea9a-4b21-45bc-998d-53c837f06cb1") ) (instances (project "SFD700" (path "/418bd263-f0a9-42da-88ea-160d6eff482c" (reference "#PWR01") (unit 1) ) ) ) ) (symbol (lib_id "Mechanical:MountingHole_Pad") (at 34.29 36.83 0) (unit 1) (exclude_from_sim no) (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced yes) (uuid "63cb8558-7387-4338-94e1-cd0cdd4bdaae") (property "Reference" "H1" (at 36.83 34.9163 0) (effects (font (size 1.27 1.27) ) (justify left) ) ) (property "Value" "Mounting" (at 36.83 36.8373 0) (effects (font (size 1.27 1.27) ) (justify left) ) ) (property "Footprint" "MountingHole:MountingHole_2.7mm_M2.5_Pad" (at 34.29 36.83 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Datasheet" "~" (at 34.29 36.83 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Description" "" (at 34.29 36.83 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) 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"3") ) ) ) ) (sheet_instances (path "/" (page "1") ) ) )