Init pcb & add mcu

This commit is contained in:
2025-04-14 00:51:12 +02:00
parent e964bab91b
commit 8f1c740ed0
7 changed files with 10149 additions and 2 deletions

View File

@@ -5,8 +5,8 @@ meta:
units:
kx: cx
ky: cy
px: 2
py: 2
px: 3
py: 3
# dont forget that choc v2 is essentially mx
plate_thickness: 1.2 # choc: 1.2, mx: 1.5

31
pcb/.gitignore vendored Normal file
View File

@@ -0,0 +1,31 @@
# For PCBs designed using KiCad: https://www.kicad.org/
# Format documentation: https://kicad.org/help/file-formats/
# Temporary files
*.000
*.bak
*.bck
*.kicad_pcb-bak
*.kicad_sch-bak
*-backups
*.kicad_prl
*.sch-bak
*~
_autosave-*
*.tmp
*-save.pro
*-save.kicad_pcb
fp-info-cache
~*.lck
\#auto_saved_files#
# Netlist files (exported from Eeschema)
*.net
# Autorouter files (exported from Pcbnew)
*.dsn
*.ses
# Exported BOM files
*.xml
*.csv

9263
pcb/abyss.kicad_pcb Normal file

File diff suppressed because it is too large Load Diff

410
pcb/abyss.kicad_pro Normal file
View File

@@ -0,0 +1,410 @@
{
"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": true,
"text_position": 0,
"units_format": 0
},
"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": 0.12,
"silk_text_italic": false,
"silk_text_size_h": 1.0,
"silk_text_size_v": 1.0,
"silk_text_thickness": 0.15,
"silk_text_upright": false,
"zones": {
"min_clearance": 0.508
}
},
"diff_pair_dimensions": [],
"drc_exclusions": [],
"meta": {
"filename": "board_design_settings.json",
"version": 2
},
"rule_severities": {
"annular_width": "error",
"clearance": "error",
"connection_width": "warning",
"copper_edge_clearance": "error",
"copper_sliver": "warning",
"courtyards_overlap": "error",
"creepage": "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_filters_mismatch": "ignore",
"footprint_symbol_mismatch": "warning",
"footprint_type_mismatch": "ignore",
"hole_clearance": "error",
"hole_to_hole": "warning",
"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",
"mirrored_text_on_front_layer": "warning",
"missing_courtyard": "ignore",
"missing_footprint": "warning",
"net_conflict": "warning",
"nonmirrored_text_on_back_layer": "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_on_edge_cuts": "error",
"text_thickness": "warning",
"through_hole_pad_without_hole": "error",
"too_many_vias": "error",
"track_angle": "error",
"track_dangling": "warning",
"track_segment_length": "error",
"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": 0.075,
"min_groove_width": 0.0,
"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": 0.2,
"min_via_annular_width": 0.1,
"min_via_diameter": 0.4,
"solder_mask_to_copper_clearance": 0.0,
"use_height_for_length_calcs": true
},
"teardrop_options": [
{
"td_onpthpad": true,
"td_onroundshapesonly": false,
"td_onsmdpad": true,
"td_ontrackend": false,
"td_onvia": 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_pairs": [],
"layer_presets": [],
"viewports": []
},
"boards": [],
"cvpcb": {
"equivalence_files": []
},
"libraries": {
"pinned_footprint_libs": [],
"pinned_symbol_libs": []
},
"meta": {
"filename": "abyss.kicad_pro",
"version": 3
},
"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)",
"priority": -1,
"schematic_color": "rgba(0, 0, 0, 0.000)",
"track_width": 0.25,
"via_diameter": 0.8,
"via_drill": 0.4,
"wire_width": 6
}
],
"meta": {
"version": 4
},
"net_colors": null,
"netclass_assignments": null,
"netclass_patterns": [
{
"netclass": "Default",
"pattern": ""
},
{
"netclass": "Default",
"pattern": "C0"
},
{
"netclass": "Default",
"pattern": "pinky_bottom"
},
{
"netclass": "Default",
"pattern": "pinky_home"
},
{
"netclass": "Default",
"pattern": "C1"
},
{
"netclass": "Default",
"pattern": "ring_bottom"
},
{
"netclass": "Default",
"pattern": "ring_home"
},
{
"netclass": "Default",
"pattern": "ring_top"
},
{
"netclass": "Default",
"pattern": "C2"
},
{
"netclass": "Default",
"pattern": "middle_bottom"
},
{
"netclass": "Default",
"pattern": "middle_home"
},
{
"netclass": "Default",
"pattern": "middle_top"
},
{
"netclass": "Default",
"pattern": "C3"
},
{
"netclass": "Default",
"pattern": "index_bottom"
},
{
"netclass": "Default",
"pattern": "index_home"
},
{
"netclass": "Default",
"pattern": "index_top"
},
{
"netclass": "Default",
"pattern": "C4"
},
{
"netclass": "Default",
"pattern": "inner_bottom"
},
{
"netclass": "Default",
"pattern": "inner_home"
},
{
"netclass": "Default",
"pattern": "left_cluster"
},
{
"netclass": "Default",
"pattern": "home_cluster"
},
{
"netclass": "Default",
"pattern": "C5"
},
{
"netclass": "Default",
"pattern": "right_cluster"
},
{
"netclass": "Default",
"pattern": "R2"
},
{
"netclass": "Default",
"pattern": "R1"
},
{
"netclass": "Default",
"pattern": "R0"
},
{
"netclass": "Default",
"pattern": "R3"
},
{
"netclass": "Default",
"pattern": "BAT_P"
},
{
"netclass": "Default",
"pattern": "GND"
},
{
"netclass": "Default",
"pattern": "JST1_1"
},
{
"netclass": "Default",
"pattern": "JST1_2"
}
]
},
"pcbnew": {
"last_paths": {
"gencad": "",
"idf": "",
"netlist": "./",
"plot": "",
"pos_files": "",
"specctra_dsn": "",
"step": "",
"svg": "",
"vrml": ""
},
"page_layout_descr_file": ""
},
"schematic": {
"legacy_lib_dir": "",
"legacy_lib_list": []
},
"sheets": [],
"text_variables": {}
}

5
pcb/abyss.kicad_sch Normal file
View File

@@ -0,0 +1,5 @@
(kicad_sch (version 20250114) (generator "eeschema") (generator_version "9.0")
(paper "A4")
(lib_symbols)
(symbol_instances)
)

View File

@@ -0,0 +1,434 @@
(footprint "XIAO-nRF52840-SMD"
(version 20241229)
(generator "pcbnew")
(generator_version "9.0")
(layer "F.Cu")
(property "Reference" "REF**"
(at -9.445 -11.5 0)
(layer "F.SilkS")
(uuid "a9f5f5dd-597c-45dd-b31d-a35c3963eed2")
(effects
(font
(size 0.78232 0.78232)
(thickness 0.10668)
)
(justify left bottom)
)
)
(property "Value" "XIAO-nRF52840-SMD"
(at 0.055 6.5 0)
(layer "F.Fab")
(uuid "2d66aca7-e0b3-44df-838e-be285890792c")
(effects
(font
(size 0.635 0.635)
(thickness 0.1016)
(bold yes)
)
)
)
(property "Datasheet" ""
(at -8.945 10.5 0)
(unlocked yes)
(layer "F.Fab")
(hide yes)
(uuid "5173b428-b87b-497c-9fd1-0d444c2ced85")
(effects
(font
(size 1.27 1.27)
(thickness 0.15)
)
)
)
(property "Description" ""
(at -8.945 10.5 0)
(unlocked yes)
(layer "F.Fab")
(hide yes)
(uuid "ea7181c4-fdca-44f1-ad15-d0627f50a68e")
(effects
(font
(size 1.27 1.27)
(thickness 0.15)
)
)
)
(fp_line
(start -8.945 8.513)
(end -8.945 -8.632)
(stroke
(width 0.1)
(type solid)
)
(layer "F.SilkS")
(uuid "8a7be5e1-8faa-4d03-9a20-d29ab96672d0")
)
(fp_line
(start -7.04 10.418)
(end 6.93 10.418)
(stroke
(width 0.1)
(type solid)
)
(layer "F.SilkS")
(uuid "2817b8f1-751e-4951-83ba-c4b96288a0ba")
)
(fp_line
(start -4.55 -10.537)
(end -4.546272 -11.547272)
(stroke
(width 0.127)
(type solid)
)
(layer "F.SilkS")
(uuid "5fa669ee-204f-41e8-bc6f-c9a86f966424")
)
(fp_line
(start -4.046272 -12.047)
(end 3.949 -12.047)
(stroke
(width 0.127)
(type solid)
)
(layer "F.SilkS")
(uuid "26723a81-2950-433f-a624-3a103ec1f1e4")
)
(fp_line
(start 4.449 -11.547)
(end 4.449 -10.537)
(stroke
(width 0.127)
(type solid)
)
(layer "F.SilkS")
(uuid "6fe17c8b-5beb-4b13-857a-e64aa79c5f2a")
)
(fp_line
(start 6.93 -10.537)
(end -7.04 -10.537)
(stroke
(width 0.1)
(type solid)
)
(layer "F.SilkS")
(uuid "5c6ce99b-1b73-44ce-8ed4-3f47efe58872")
)
(fp_line
(start 8.835 8.513)
(end 8.835 -8.632)
(stroke
(width 0.1)
(type solid)
)
(layer "F.SilkS")
(uuid "1b7cbf52-f9e0-416d-8dd4-029d63ca53ca")
)
(fp_arc
(start -8.945 -8.636)
(mid -8.387038 -9.983038)
(end -7.04 -10.541)
(stroke
(width 0.1)
(type solid)
)
(layer "F.SilkS")
(uuid "715aae0c-2ac2-4af3-a3e7-1ddec19188b8")
)
(fp_arc
(start -7.04 10.418)
(mid -8.387038 9.860038)
(end -8.945 8.513)
(stroke
(width 0.1)
(type solid)
)
(layer "F.SilkS")
(uuid "46edc068-0108-4c9f-9b57-7addc169ff8a")
)
(fp_arc
(start -4.546272 -11.547272)
(mid -4.399724 -11.900644)
(end -4.046272 -12.047)
(stroke
(width 0.127)
(type default)
)
(layer "F.SilkS")
(uuid "df5004bd-0ec2-4c7c-bb6f-0c39266a8733")
)
(fp_arc
(start 3.949 -12.047)
(mid 4.302524 -11.900524)
(end 4.449 -11.547)
(stroke
(width 0.127)
(type default)
)
(layer "F.SilkS")
(uuid "ab7fdfcd-e576-4de3-8e5e-63a34e8c58f1")
)
(fp_arc
(start 6.93 -10.537)
(mid 8.277024 -9.979024)
(end 8.835 -8.632)
(stroke
(width 0.1)
(type solid)
)
(layer "F.SilkS")
(uuid "04c0b067-abfb-4462-a7f0-9ee1718f000a")
)
(fp_arc
(start 8.835 8.513)
(mid 8.277038 9.860038)
(end 6.93 10.418)
(stroke
(width 0.1)
(type solid)
)
(layer "F.SilkS")
(uuid "e03b7234-6f3c-4587-ae2b-356cc3648285")
)
(fp_circle
(center -9.155 -10.121)
(end -9.155 -10.375)
(stroke
(width 0.5)
(type solid)
)
(fill yes)
(layer "F.SilkS")
(uuid "6e9fe385-0c25-49a6-b403-76dfba8d83d5")
)
(fp_circle
(center -7.881 -9.404)
(end -7.881 -9.658)
(stroke
(width 0.5)
(type solid)
)
(fill yes)
(layer "F.SilkS")
(uuid "9099b789-fa66-406d-8f2a-bc85ca327ed4")
)
(fp_rect
(start -8.945 -10.55)
(end 8.855 10.4)
(stroke
(width 0.05)
(type default)
)
(fill no)
(layer "F.CrtYd")
(uuid "36353154-e66f-4003-b4e9-33860cefd7b8")
)
(fp_rect
(start -8.945 -10.55)
(end 8.855 10.4)
(stroke
(width 0.1)
(type default)
)
(fill no)
(layer "F.Fab")
(uuid "49ce88b5-09c8-455e-9660-839b415227c4")
)
(fp_circle
(center -7.861 -9.4)
(end -7.861 -9.654)
(stroke
(width 0.5)
(type solid)
)
(fill yes)
(layer "F.Fab")
(uuid "7bc235cf-ac41-4529-806b-158b8898c264")
)
(pad "1" smd roundrect
(at -8.11 -7.62)
(size 2.75 2)
(layers "F.Cu" "F.Mask" "F.Paste")
(roundrect_rratio 0.25)
(solder_mask_margin 0.0508)
(thermal_bridge_angle 45)
(uuid "c68f6b12-dcf5-46b1-b159-2eef9023b0ac")
)
(pad "2" smd roundrect
(at -8.11 -5.08)
(size 2.75 2)
(layers "F.Cu" "F.Mask" "F.Paste")
(roundrect_rratio 0.25)
(solder_mask_margin 0.0508)
(thermal_bridge_angle 45)
(uuid "525b09fc-9099-4274-98c3-45f84d0591ab")
)
(pad "3" smd roundrect
(at -8.11 -2.54)
(size 2.75 2)
(layers "F.Cu" "F.Mask" "F.Paste")
(roundrect_rratio 0.25)
(solder_mask_margin 0.0508)
(thermal_bridge_angle 45)
(uuid "99cc76a7-0a78-4868-871b-c214ecac5525")
)
(pad "4" smd roundrect
(at -8.11 0)
(size 2.75 2)
(layers "F.Cu" "F.Mask" "F.Paste")
(roundrect_rratio 0.25)
(solder_mask_margin 0.0508)
(thermal_bridge_angle 45)
(uuid "8038b67b-b3bf-4a3e-b790-40857963c957")
)
(pad "5" smd roundrect
(at -8.11 2.54)
(size 2.75 2)
(layers "F.Cu" "F.Mask" "F.Paste")
(roundrect_rratio 0.25)
(solder_mask_margin 0.0508)
(thermal_bridge_angle 45)
(uuid "84711cb2-d222-464e-bcd5-f76af75cc612")
)
(pad "6" smd roundrect
(at -8.11 5.08)
(size 2.75 2)
(layers "F.Cu" "F.Mask" "F.Paste")
(roundrect_rratio 0.25)
(solder_mask_margin 0.0508)
(thermal_bridge_angle 45)
(uuid "aabcfc3b-fa72-4e48-95d1-d53474158cc0")
)
(pad "7" smd roundrect
(at -8.11 7.62)
(size 2.75 2)
(layers "F.Cu" "F.Mask" "F.Paste")
(roundrect_rratio 0.25)
(solder_mask_margin 0.0508)
(thermal_bridge_angle 45)
(uuid "3e086061-1f3f-4b1e-9354-920126d40249")
)
(pad "8" smd roundrect
(at 8.055 7.62)
(size 2.75 2)
(layers "F.Cu" "F.Mask" "F.Paste")
(roundrect_rratio 0.25)
(solder_mask_margin 0.0508)
(thermal_bridge_angle 45)
(uuid "974a7e29-b5d3-475c-b481-2bc14f5b3495")
)
(pad "9" smd roundrect
(at 8.055 5.08)
(size 2.75 2)
(layers "F.Cu" "F.Mask" "F.Paste")
(roundrect_rratio 0.25)
(solder_mask_margin 0.0508)
(thermal_bridge_angle 45)
(uuid "a553cc0b-22bc-49aa-9fb7-680c812e8abd")
)
(pad "10" smd roundrect
(at 8.055 2.54)
(size 2.75 2)
(layers "F.Cu" "F.Mask" "F.Paste")
(roundrect_rratio 0.25)
(solder_mask_margin 0.0508)
(thermal_bridge_angle 45)
(uuid "b650936d-c436-4d93-abb7-7957add5cfb1")
)
(pad "11" smd roundrect
(at 8.055 0)
(size 2.75 2)
(layers "F.Cu" "F.Mask" "F.Paste")
(roundrect_rratio 0.25)
(solder_mask_margin 0.0508)
(thermal_bridge_angle 45)
(uuid "177728f1-7b02-41a6-9de4-bdaee546f6d9")
)
(pad "12" smd roundrect
(at 8.055 -2.54)
(size 2.75 2)
(layers "F.Cu" "F.Mask" "F.Paste")
(roundrect_rratio 0.25)
(solder_mask_margin 0.0508)
(thermal_bridge_angle 45)
(uuid "eb6539ef-4d84-4ae5-bc4e-237dae21b9ef")
)
(pad "13" smd roundrect
(at 8.055 -5.08)
(size 2.75 2)
(layers "F.Cu" "F.Mask" "F.Paste")
(roundrect_rratio 0.25)
(solder_mask_margin 0.0508)
(thermal_bridge_angle 45)
(uuid "c8744fbe-93c9-4c54-84bc-435357de679f")
)
(pad "14" smd roundrect
(at 8.055 -7.62)
(size 2.75 2)
(layers "F.Cu" "F.Mask" "F.Paste")
(roundrect_rratio 0.25)
(solder_mask_margin 0.0508)
(thermal_bridge_angle 45)
(uuid "fd579d63-bbef-4609-9252-aad3f944a314")
)
(pad "15" smd roundrect
(at -4.5 -0.3135 180)
(size 2.5 1.1)
(layers "F.Cu" "F.Mask" "F.Paste")
(roundrect_rratio 0.25)
(solder_mask_margin 0.0508)
(thermal_bridge_angle 45)
(uuid "144d3c3d-6207-433c-9e61-4f75722af865")
)
(pad "16" smd roundrect
(at -4.5 -2.2185 180)
(size 2.5 1.1)
(layers "F.Cu" "F.Mask" "F.Paste")
(roundrect_rratio 0.25)
(solder_mask_margin 0.0508)
(thermal_bridge_angle 45)
(uuid "3780a4ef-348c-4241-b04b-2cb4f7127fa2")
)
(pad "17" smd roundrect
(at 3.755 9.2369 270)
(size 2.5 1.1)
(layers "F.Cu" "F.Mask" "F.Paste")
(roundrect_rratio 0.25)
(solder_mask_margin 0.0508)
(thermal_bridge_angle 45)
(uuid "912f339b-da23-4429-b096-f30b25320685")
)
(pad "18" smd roundrect
(at 5.66 9.2369 270)
(size 2.5 1.1)
(layers "F.Cu" "F.Mask" "F.Paste")
(roundrect_rratio 0.25)
(solder_mask_margin 0.0508)
(thermal_bridge_angle 45)
(uuid "ae670273-d1f8-43e0-9bf0-a2bbbf7d4ee6")
)
(pad "19" smd circle
(at -1.325 -8.5685)
(size 1.7 1.7)
(layers "F.Cu" "F.Mask" "F.Paste")
(uuid "ad890579-1e55-4b71-9d59-080a59598896")
)
(pad "20" smd circle
(at 1.215 -8.5685)
(size 1.7 1.7)
(layers "F.Cu" "F.Mask" "F.Paste")
(uuid "22959b7c-559b-4b72-b2a4-a0d26b3295b4")
)
(pad "21" smd circle
(at -1.325 -6.0285)
(size 1.7 1.7)
(layers "F.Cu" "F.Mask" "F.Paste")
(uuid "b41f05b6-c247-4448-ade6-b9856922e9c3")
)
(pad "22" smd circle
(at 1.215 -6.0285)
(size 1.7 1.7)
(layers "F.Cu" "F.Mask" "F.Paste")
(uuid "f7daaee5-3d37-4977-8c14-d58689c2eaf6")
)
(embedded_fonts no)
)

4
pcb/fp-lib-table Normal file
View File

@@ -0,0 +1,4 @@
(fp_lib_table
(version 7)
(lib (name "footprints")(type "KiCad")(uri "${KIPRJMOD}/footprints.pretty")(options "")(descr ""))
)