pcb: Remove folder

It is planned to switch to Ethernet instead of LoRa for communication.
Thus the custom PCB with the STM32WL MCU does not make sense anymore. To
get started the Ethernet variant will use a ST NUCLEO board to avoid
creating a custom PCB first.

1 files changed, 0 insertions, 596 deletions

diff --git a/pcb/iot-contact.kicad_pro b/pcb/iot-contact.kicad_pro
deleted file mode 100644
index 8bc17ec..0000000
--- a/pcb/iot-contact.kicad_pro
+++ /dev/null
@@ -1,596 +0,0 @@
-{
-  "board": {
-    "3dviewports": [],
-    "design_settings": {
-      "defaults": {
-        "apply_defaults_to_fp_fields": false,
-        "apply_defaults_to_fp_shapes": false,
-        "apply_defaults_to_fp_text": false,
-        "board_outline_line_width": 0.05,
-        "copper_line_width": 0.2,
-        "copper_text_italic": false,
-        "copper_text_size_h": 1.5,
-        "copper_text_size_v": 1.5,
-        "copper_text_thickness": 0.3,
-        "copper_text_upright": false,
-        "courtyard_line_width": 0.05,
-        "dimension_precision": 4,
-        "dimension_units": 3,
-        "dimensions": {
-          "arrow_length": 1270000,
-          "extension_offset": 500000,
-          "keep_text_aligned": true,
-          "suppress_zeroes": false,
-          "text_position": 0,
-          "units_format": 1
-        },
-        "fab_line_width": 0.1,
-        "fab_text_italic": false,
-        "fab_text_size_h": 1.0,
-        "fab_text_size_v": 1.0,
-        "fab_text_thickness": 0.15,
-        "fab_text_upright": false,
-        "other_line_width": 0.1,
-        "other_text_italic": false,
-        "other_text_size_h": 1.0,
-        "other_text_size_v": 1.0,
-        "other_text_thickness": 0.15,
-        "other_text_upright": false,
-        "pads": {
-          "drill": 0.762,
-          "height": 1.524,
-          "width": 1.524
-        },
-        "silk_line_width": 0.1,
-        "silk_text_italic": false,
-        "silk_text_size_h": 1.0,
-        "silk_text_size_v": 1.0,
-        "silk_text_thickness": 0.1,
-        "silk_text_upright": false,
-        "zones": {
-          "min_clearance": 0.5
-        }
-      },
-      "diff_pair_dimensions": [],
-      "drc_exclusions": [],
-      "meta": {
-        "version": 2
-      },
-      "rule_severities": {
-        "annular_width": "error",
-        "clearance": "error",
-        "connection_width": "warning",
-        "copper_edge_clearance": "error",
-        "copper_sliver": "warning",
-        "courtyards_overlap": "error",
-        "diff_pair_gap_out_of_range": "error",
-        "diff_pair_uncoupled_length_too_long": "error",
-        "drill_out_of_range": "error",
-        "duplicate_footprints": "warning",
-        "extra_footprint": "warning",
-        "footprint": "error",
-        "footprint_symbol_mismatch": "warning",
-        "footprint_type_mismatch": "ignore",
-        "hole_clearance": "error",
-        "hole_near_hole": "error",
-        "holes_co_located": "warning",
-        "invalid_outline": "error",
-        "isolated_copper": "warning",
-        "item_on_disabled_layer": "error",
-        "items_not_allowed": "error",
-        "length_out_of_range": "error",
-        "lib_footprint_issues": "warning",
-        "lib_footprint_mismatch": "warning",
-        "malformed_courtyard": "error",
-        "microvia_drill_out_of_range": "error",
-        "missing_courtyard": "ignore",
-        "missing_footprint": "warning",
-        "net_conflict": "warning",
-        "npth_inside_courtyard": "ignore",
-        "padstack": "warning",
-        "pth_inside_courtyard": "ignore",
-        "shorting_items": "error",
-        "silk_edge_clearance": "warning",
-        "silk_over_copper": "warning",
-        "silk_overlap": "warning",
-        "skew_out_of_range": "error",
-        "solder_mask_bridge": "error",
-        "starved_thermal": "error",
-        "text_height": "warning",
-        "text_thickness": "warning",
-        "through_hole_pad_without_hole": "error",
-        "too_many_vias": "error",
-        "track_dangling": "warning",
-        "track_width": "error",
-        "tracks_crossing": "error",
-        "unconnected_items": "error",
-        "unresolved_variable": "error",
-        "via_dangling": "warning",
-        "zones_intersect": "error"
-      },
-      "rules": {
-        "max_error": 0.005,
-        "min_clearance": 0.0,
-        "min_connection": 0.0,
-        "min_copper_edge_clearance": 0.5,
-        "min_hole_clearance": 0.25,
-        "min_hole_to_hole": 0.25,
-        "min_microvia_diameter": 0.2,
-        "min_microvia_drill": 0.1,
-        "min_resolved_spokes": 2,
-        "min_silk_clearance": 0.0,
-        "min_text_height": 0.8,
-        "min_text_thickness": 0.08,
-        "min_through_hole_diameter": 0.3,
-        "min_track_width": 0.0,
-        "min_via_annular_width": 0.1,
-        "min_via_diameter": 0.5,
-        "solder_mask_to_copper_clearance": 0.0,
-        "use_height_for_length_calcs": true
-      },
-      "teardrop_options": [
-        {
-          "td_onpadsmd": true,
-          "td_onroundshapesonly": false,
-          "td_ontrackend": false,
-          "td_onviapad": true
-        }
-      ],
-      "teardrop_parameters": [
-        {
-          "td_allow_use_two_tracks": true,
-          "td_curve_segcount": 0,
-          "td_height_ratio": 1.0,
-          "td_length_ratio": 0.5,
-          "td_maxheight": 2.0,
-          "td_maxlen": 1.0,
-          "td_on_pad_in_zone": false,
-          "td_target_name": "td_round_shape",
-          "td_width_to_size_filter_ratio": 0.9
-        },
-        {
-          "td_allow_use_two_tracks": true,
-          "td_curve_segcount": 0,
-          "td_height_ratio": 1.0,
-          "td_length_ratio": 0.5,
-          "td_maxheight": 2.0,
-          "td_maxlen": 1.0,
-          "td_on_pad_in_zone": false,
-          "td_target_name": "td_rect_shape",
-          "td_width_to_size_filter_ratio": 0.9
-        },
-        {
-          "td_allow_use_two_tracks": true,
-          "td_curve_segcount": 0,
-          "td_height_ratio": 1.0,
-          "td_length_ratio": 0.5,
-          "td_maxheight": 2.0,
-          "td_maxlen": 1.0,
-          "td_on_pad_in_zone": false,
-          "td_target_name": "td_track_end",
-          "td_width_to_size_filter_ratio": 0.9
-        }
-      ],
-      "track_widths": [],
-      "tuning_pattern_settings": {
-        "diff_pair_defaults": {
-          "corner_radius_percentage": 80,
-          "corner_style": 1,
-          "max_amplitude": 1.0,
-          "min_amplitude": 0.2,
-          "single_sided": false,
-          "spacing": 1.0
-        },
-        "diff_pair_skew_defaults": {
-          "corner_radius_percentage": 80,
-          "corner_style": 1,
-          "max_amplitude": 1.0,
-          "min_amplitude": 0.2,
-          "single_sided": false,
-          "spacing": 0.6
-        },
-        "single_track_defaults": {
-          "corner_radius_percentage": 80,
-          "corner_style": 1,
-          "max_amplitude": 1.0,
-          "min_amplitude": 0.2,
-          "single_sided": false,
-          "spacing": 0.6
-        }
-      },
-      "via_dimensions": [],
-      "zones_allow_external_fillets": false
-    },
-    "ipc2581": {
-      "dist": "",
-      "distpn": "",
-      "internal_id": "",
-      "mfg": "",
-      "mpn": ""
-    },
-    "layer_presets": [],
-    "viewports": []
-  },
-  "boards": [],
-  "cvpcb": {
-    "equivalence_files": []
-  },
-  "erc": {
-    "erc_exclusions": [],
-    "meta": {
-      "version": 0
-    },
-    "pin_map": [
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-      ]
-    ],
-    "rule_severities": {
-      "bus_definition_conflict": "error",
-      "bus_entry_needed": "error",
-      "bus_to_bus_conflict": "error",
-      "bus_to_net_conflict": "error",
-      "conflicting_netclasses": "error",
-      "different_unit_footprint": "error",
-      "different_unit_net": "error",
-      "duplicate_reference": "error",
-      "duplicate_sheet_names": "error",
-      "endpoint_off_grid": "warning",
-      "extra_units": "error",
-      "global_label_dangling": "warning",
-      "hier_label_mismatch": "error",
-      "label_dangling": "error",
-      "lib_symbol_issues": "warning",
-      "missing_bidi_pin": "warning",
-      "missing_input_pin": "warning",
-      "missing_power_pin": "error",
-      "missing_unit": "warning",
-      "multiple_net_names": "warning",
-      "net_not_bus_member": "warning",
-      "no_connect_connected": "warning",
-      "no_connect_dangling": "warning",
-      "pin_not_connected": "error",
-      "pin_not_driven": "error",
-      "pin_to_pin": "warning",
-      "power_pin_not_driven": "error",
-      "similar_labels": "warning",
-      "simulation_model_issue": "ignore",
-      "unannotated": "error",
-      "unit_value_mismatch": "error",
-      "unresolved_variable": "error",
-      "wire_dangling": "error"
-    }
-  },
-  "libraries": {
-    "pinned_footprint_libs": [],
-    "pinned_symbol_libs": []
-  },
-  "meta": {
-    "filename": "iot-contact.kicad_pro",
-    "version": 1
-  },
-  "net_settings": {
-    "classes": [
-      {
-        "bus_width": 12,
-        "clearance": 0.2,
-        "diff_pair_gap": 0.25,
-        "diff_pair_via_gap": 0.25,
-        "diff_pair_width": 0.2,
-        "line_style": 0,
-        "microvia_diameter": 0.3,
-        "microvia_drill": 0.1,
-        "name": "Default",
-        "pcb_color": "rgba(0, 0, 0, 0.000)",
-        "schematic_color": "rgba(0, 0, 0, 0.000)",
-        "track_width": 0.2,
-        "via_diameter": 0.6,
-        "via_drill": 0.3,
-        "wire_width": 6
-      }
-    ],
-    "meta": {
-      "version": 3
-    },
-    "net_colors": null,
-    "netclass_assignments": null,
-    "netclass_patterns": []
-  },
-  "pcbnew": {
-    "last_paths": {
-      "gencad": "",
-      "idf": "",
-      "netlist": "",
-      "plot": "",
-      "pos_files": "",
-      "specctra_dsn": "",
-      "step": "",
-      "svg": "",
-      "vrml": ""
-    },
-    "page_layout_descr_file": ""
-  },
-  "schematic": {
-    "annotate_start_num": 0,
-    "bom_export_filename": "",
-    "bom_fmt_presets": [],
-    "bom_fmt_settings": {
-      "field_delimiter": ",",
-      "keep_line_breaks": false,
-      "keep_tabs": false,
-      "name": "CSV",
-      "ref_delimiter": ",",
-      "ref_range_delimiter": "",
-      "string_delimiter": "\""
-    },
-    "bom_presets": [],
-    "bom_settings": {
-      "exclude_dnp": false,
-      "fields_ordered": [
-        {
-          "group_by": false,
-          "label": "Reference",
-          "name": "Reference",
-          "show": true
-        },
-        {
-          "group_by": true,
-          "label": "Value",
-          "name": "Value",
-          "show": true
-        },
-        {
-          "group_by": false,
-          "label": "Datasheet",
-          "name": "Datasheet",
-          "show": true
-        },
-        {
-          "group_by": false,
-          "label": "Footprint",
-          "name": "Footprint",
-          "show": true
-        },
-        {
-          "group_by": false,
-          "label": "Qty",
-          "name": "${QUANTITY}",
-          "show": true
-        },
-        {
-          "group_by": true,
-          "label": "DNP",
-          "name": "${DNP}",
-          "show": true
-        }
-      ],
-      "filter_string": "",
-      "group_symbols": true,
-      "name": "Grouped By Value",
-      "sort_asc": true,
-      "sort_field": "Referenz"
-    },
-    "connection_grid_size": 50.0,
-    "drawing": {
-      "dashed_lines_dash_length_ratio": 12.0,
-      "dashed_lines_gap_length_ratio": 3.0,
-      "default_line_thickness": 6.0,
-      "default_text_size": 50.0,
-      "field_names": [],
-      "intersheets_ref_own_page": false,
-      "intersheets_ref_prefix": "",
-      "intersheets_ref_short": false,
-      "intersheets_ref_show": false,
-      "intersheets_ref_suffix": "",
-      "junction_size_choice": 3,
-      "label_size_ratio": 0.375,
-      "operating_point_overlay_i_precision": 3,
-      "operating_point_overlay_i_range": "~A",
-      "operating_point_overlay_v_precision": 3,
-      "operating_point_overlay_v_range": "~V",
-      "overbar_offset_ratio": 1.23,
-      "pin_symbol_size": 25.0,
-      "text_offset_ratio": 0.15
-    },
-    "legacy_lib_dir": "",
-    "legacy_lib_list": [],
-    "meta": {
-      "version": 1
-    },
-    "net_format_name": "",
-    "page_layout_descr_file": "",
-    "plot_directory": "",
-    "spice_current_sheet_as_root": false,
-    "spice_external_command": "spice \"%I\"",
-    "spice_model_current_sheet_as_root": true,
-    "spice_save_all_currents": false,
-    "spice_save_all_dissipations": false,
-    "spice_save_all_voltages": false,
-    "subpart_first_id": 65,
-    "subpart_id_separator": 0
-  },
-  "sheets": [
-    [
-      "856885f2-6f46-4c40-9529-c8ec9ab48dce",
-      "Stammblatt"
-    ],
-    [
-      "bfc23983-2e62-429d-ab68-83d0a8643b81",
-      "microcontroller"
-    ],
-    [
-      "562b8d7c-87b5-419b-9a10-da73b0ab4e4d",
-      "connectors"
-    ],
-    [
-      "5a8e5d47-76b9-476b-9597-6cb603197bd2",
-      "power"
-    ]
-  ],
-  "text_variables": {}
-}