(kicad_sch (version 20250114) (generator "eeschema") (generator_version "9.0") (uuid "772ff847-a194-466b-b27b-2c6e74b275df") (paper "A4") (lib_symbols (symbol "Device:C" (pin_numbers (hide yes) ) (pin_names (offset 0.254) ) (exclude_from_sim no) (in_bom yes) (on_board yes) (property "Reference" "C" (at 0.635 2.54 0) (effects (font (size 1.27 1.27) ) (justify left) ) ) (property "Value" "C" (at 0.635 -2.54 0) (effects (font (size 1.27 1.27) ) (justify left) ) ) (property "Footprint" "" (at 0.9652 -3.81 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" "Unpolarized capacitor" (at 0 0 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "ki_keywords" "cap capacitor" (at 0 0 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "ki_fp_filters" "C_*" (at 0 0 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (symbol "C_0_1" (polyline (pts (xy -2.032 0.762) (xy 2.032 0.762) ) (stroke (width 0.508) (type default) ) (fill (type none) ) ) (polyline (pts (xy -2.032 -0.762) (xy 2.032 -0.762) ) (stroke (width 0.508) (type default) ) (fill (type none) ) ) ) (symbol "C_1_1" (pin passive line (at 0 3.81 270) (length 2.794) (name "~" (effects (font (size 1.27 1.27) ) ) ) (number "1" (effects (font (size 1.27 1.27) ) ) ) ) (pin passive line (at 0 -3.81 90) (length 2.794) (name "~" (effects (font (size 1.27 1.27) ) ) ) (number "2" (effects (font (size 1.27 1.27) ) ) ) ) ) (embedded_fonts no) ) (symbol "Device:R" (pin_numbers (hide yes) ) (pin_names (offset 0) ) (exclude_from_sim no) (in_bom yes) (on_board yes) (property "Reference" "R" (at 2.032 0 90) (effects (font (size 1.27 1.27) ) ) ) (property "Value" "R" (at 0 0 90) (effects (font (size 1.27 1.27) ) ) ) (property "Footprint" "" (at -1.778 0 90) (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" "Resistor" (at 0 0 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "ki_keywords" "R res resistor" (at 0 0 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "ki_fp_filters" "R_*" (at 0 0 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (symbol "R_0_1" (rectangle (start -1.016 -2.54) (end 1.016 2.54) (stroke (width 0.254) (type default) ) (fill (type none) ) ) ) (symbol "R_1_1" (pin passive line (at 0 3.81 270) (length 1.27) (name "~" (effects (font (size 1.27 1.27) ) ) ) (number "1" (effects (font (size 1.27 1.27) ) ) ) ) (pin passive line (at 0 -3.81 90) (length 1.27) (name "~" (effects (font (size 1.27 1.27) ) ) ) (number "2" (effects (font (size 1.27 1.27) ) ) ) ) ) (embedded_fonts no) ) (symbol "power:+2V5" (power) (pin_numbers (hide yes) ) (pin_names (offset 0) (hide yes) ) (exclude_from_sim no) (in_bom yes) (on_board yes) (property "Reference" "#PWR" (at 0 -3.81 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Value" "+2V5" (at 0 3.556 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" "Power symbol creates a global label with name \"+2V5\"" (at 0 0 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "ki_keywords" "global power" (at 0 0 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (symbol "+2V5_0_1" (polyline (pts (xy -0.762 1.27) (xy 0 2.54) ) (stroke (width 0) (type default) ) (fill (type none) ) ) (polyline (pts (xy 0 2.54) (xy 0.762 1.27) ) (stroke (width 0) (type default) ) (fill (type none) ) ) (polyline (pts (xy 0 0) (xy 0 2.54) ) (stroke (width 0) (type default) ) (fill (type none) ) ) ) (symbol "+2V5_1_1" (pin power_in line (at 0 0 90) (length 0) (name "~" (effects (font (size 1.27 1.27) ) ) ) (number "1" (effects (font (size 1.27 1.27) ) ) ) ) ) (embedded_fonts no) ) (symbol "power:GND" (power) (pin_numbers (hide yes) ) (pin_names (offset 0) (hide yes) ) (exclude_from_sim no) (in_bom yes) (on_board yes) (property "Reference" "#PWR" (at 0 -6.35 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Value" "GND" (at 0 -3.81 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" "Power symbol creates a global label with name \"GND\" , ground" (at 0 0 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "ki_keywords" "global power" (at 0 0 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (symbol "GND_0_1" (polyline (pts (xy 0 0) (xy 0 -1.27) (xy 1.27 -1.27) (xy 0 -2.54) (xy -1.27 -1.27) (xy 0 -1.27) ) (stroke (width 0) (type default) ) (fill (type none) ) ) ) (symbol "GND_1_1" (pin power_in line (at 0 0 270) (length 0) (name "~" (effects (font (size 1.27 1.27) ) ) ) (number "1" (effects (font (size 1.27 1.27) ) ) ) ) ) (embedded_fonts no) ) ) (junction (at 64.77 104.14) (diameter 0) (color 0 0 0 0) (uuid "782daec6-40ab-4d79-b82c-09671efd35fb") ) (junction (at 64.77 50.8) (diameter 0) (color 0 0 0 0) (uuid "e2de462b-c113-4a94-9b74-4d9c4b42f9e5") ) (wire (pts (xy 64.77 96.52) (xy 64.77 104.14) ) (stroke (width 0) (type default) ) (uuid "0466f364-92e4-428d-a108-08afee8c513c") ) (wire (pts (xy 31.75 31.75) (xy 64.77 31.75) ) (stroke (width 0) (type default) ) (uuid "0cc43b31-eeac-49b5-8dde-6a7b30e322e9") ) (wire (pts (xy 64.77 86.36) (xy 64.77 88.9) ) (stroke (width 0) (type default) ) (uuid "0da09da5-f3c5-4f76-8822-b7fcce42923d") ) (wire (pts (xy 62.23 104.14) (xy 64.77 104.14) ) (stroke (width 0) (type default) ) (uuid "20317500-f239-458e-805f-da547b818fdf") ) (wire (pts (xy 64.77 40.64) (xy 64.77 31.75) ) (stroke (width 0) (type default) ) (uuid "3cef5acd-41b8-4342-b27f-e9d9a81eda32") ) (wire (pts (xy 64.77 104.14) (xy 99.06 104.14) ) (stroke (width 0) (type default) ) (uuid "53e695c2-6e0f-4921-847a-5ab44c066225") ) (wire (pts (xy 64.77 104.14) (xy 64.77 109.22) ) (stroke (width 0) (type default) ) (uuid "594d93c4-2423-4c97-a414-f0f0b92d49f5") ) (wire (pts (xy 27.94 104.14) (xy 54.61 104.14) ) (stroke (width 0) (type default) ) (uuid "9300e5dc-94f9-4159-b1ee-a90fdc87ca86") ) (wire (pts (xy 64.77 62.23) (xy 64.77 66.04) ) (stroke (width 0) (type default) ) (uuid "9a8bdc72-bcce-4b45-b6ba-f2b3e0cbceba") ) (wire (pts (xy 64.77 50.8) (xy 64.77 54.61) ) (stroke (width 0) (type default) ) (uuid "a0195bb6-a69e-4d5f-be47-c5f7ee4646af") ) (wire (pts (xy 31.75 50.8) (xy 64.77 50.8) ) (stroke (width 0) (type default) ) (uuid "b0f1ec8e-8924-4f38-a55b-916139eb51b1") ) (wire (pts (xy 64.77 116.84) (xy 64.77 121.92) ) (stroke (width 0) (type default) ) (uuid "dea92f9a-a828-4336-b2f0-58a4f0dbbbe2") ) (wire (pts (xy 64.77 48.26) (xy 64.77 50.8) ) (stroke (width 0) (type default) ) (uuid "ebd0cfe5-0e2b-4486-94f2-e92587b30be9") ) (label "AUD_IN_BIAS" (at 80.01 104.14 0) (effects (font (size 1.27 1.27) ) (justify left bottom) ) (uuid "334400a1-d822-4c90-84a3-c1056fa3a466") ) (label "ADC_RX" (at 50.8 50.8 0) (effects (font (size 1.27 1.27) ) (justify left bottom) ) (uuid "378375b1-1290-42fc-8e13-4247b057fb56") ) (label "AUD_IN" (at 46.99 104.14 0) (effects (font (size 1.27 1.27) ) (justify left bottom) ) (uuid "48b837a8-7028-429c-8593-473880b1c773") ) (label "ADC_TX" (at 50.8 31.75 0) (effects (font (size 1.27 1.27) ) (justify left bottom) ) (uuid "c1ca05a6-4cdc-4ad5-89ec-b4d94499e3f3") ) (hierarchical_label "ADC_RX" (shape input) (at 31.75 50.8 180) (effects (font (size 1.27 1.27) ) (justify right) ) (uuid "9ac4167d-c812-4cd6-a312-c1e6f6b895e8") ) (hierarchical_label "AUD_IN_BIAS" (shape output) (at 99.06 104.14 0) (effects (font (size 1.27 1.27) ) (justify left) ) (uuid "aef19c8a-2be7-46ac-8a6d-7e63c5587c03") ) (hierarchical_label "ADC_TX" (shape output) (at 31.75 31.75 180) (effects (font (size 1.27 1.27) ) (justify right) ) (uuid "cff769a2-6a55-4662-b14a-93983a23f6df") ) (hierarchical_label "AUD_IN" (shape input) (at 27.94 104.14 180) (effects (font (size 1.27 1.27) ) (justify right) ) (uuid "d04df2a7-bb22-48ad-8fdb-d50a56b0f1f0") ) (symbol (lib_id "Device:C") (at 58.42 104.14 90) (unit 1) (exclude_from_sim no) (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced yes) (uuid "06cd2056-a0de-432b-94d9-ce164b589e7c") (property "Reference" "C11" (at 58.42 96.52 90) (effects (font (size 1.27 1.27) ) ) ) (property "Value" "2.2uF" (at 58.42 99.06 90) (effects (font (size 1.27 1.27) ) ) ) (property "Footprint" "Capacitor_SMD:C_0603_1608Metric" (at 62.23 103.1748 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Datasheet" "~" (at 58.42 104.14 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Description" "Unpolarized capacitor" (at 58.42 104.14 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (pin "1" (uuid "863813e9-a679-4403-9773-ec31e0c08b99") ) (pin "2" (uuid "67b0787d-e17d-4013-9328-cf0d8f59c669") ) (instances (project "" (path "/f8f92944-710a-49a0-a698-f840e5f20e15/1dc50d40-2acd-4c26-808b-1819716fc764" (reference "C11") (unit 1) ) ) ) ) (symbol (lib_id "Device:R") (at 64.77 92.71 0) (unit 1) (exclude_from_sim no) (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced yes) (uuid "09443756-87f3-4fb0-b02b-0904f5448470") (property "Reference" "R23" (at 67.31 91.4399 0) (effects (font (size 1.27 1.27) ) (justify left) ) ) (property "Value" "3k3" (at 67.31 93.9799 0) (effects (font (size 1.27 1.27) ) (justify left) ) ) (property "Footprint" "Resistor_SMD:R_0603_1608Metric" (at 62.992 92.71 90) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Datasheet" "~" (at 64.77 92.71 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Description" "Resistor" (at 64.77 92.71 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (pin "1" (uuid "ce7cdc88-b3c6-4cbf-b1d4-1a87612f0c62") ) (pin "2" (uuid "947769bf-805f-495e-baeb-9ce95d7d439a") ) (instances (project "" (path "/f8f92944-710a-49a0-a698-f840e5f20e15/1dc50d40-2acd-4c26-808b-1819716fc764" (reference "R23") (unit 1) ) ) ) ) (symbol (lib_id "Device:R") (at 64.77 113.03 0) (unit 1) (exclude_from_sim no) (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced yes) (uuid "3c174f6a-0a8c-4854-bd0b-9cf0494d4ea7") (property "Reference" "R21" (at 67.31 111.7599 0) (effects (font (size 1.27 1.27) ) (justify left) ) ) (property "Value" "3k3" (at 67.31 114.2999 0) (effects (font (size 1.27 1.27) ) (justify left) ) ) (property "Footprint" "Resistor_SMD:R_0603_1608Metric" (at 62.992 113.03 90) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Datasheet" "~" (at 64.77 113.03 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Description" "Resistor" (at 64.77 113.03 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (pin "1" (uuid "93a1b44b-16f0-4eff-9243-9dd22c2e5ed7") ) (pin "2" (uuid "ab52e501-ff9e-4b8c-ae01-67f07897fc25") ) (instances (project "pokeymax4b" (path "/f8f92944-710a-49a0-a698-f840e5f20e15/1dc50d40-2acd-4c26-808b-1819716fc764" (reference "R21") (unit 1) ) ) ) ) (symbol (lib_id "power:+2V5") (at 64.77 86.36 0) (unit 1) (exclude_from_sim no) (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced yes) (uuid "4492d9c5-9f0c-4434-b18a-0a87f8a7320a") (property "Reference" "#PWR038" (at 64.77 90.17 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Value" "+2V5" (at 64.77 81.28 0) (effects (font (size 1.27 1.27) ) ) ) (property "Footprint" "" (at 64.77 86.36 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Datasheet" "" (at 64.77 86.36 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Description" "Power symbol creates a global label with name \"+2V5\"" (at 64.77 86.36 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (pin "1" (uuid "3824f770-5cb1-4f02-a890-7a1b043ff467") ) (instances (project "" (path "/f8f92944-710a-49a0-a698-f840e5f20e15/1dc50d40-2acd-4c26-808b-1819716fc764" (reference "#PWR038") (unit 1) ) ) ) ) (symbol (lib_id "power:GND") (at 64.77 66.04 0) (unit 1) (exclude_from_sim no) (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced yes) (uuid "945972f6-456c-4710-9df2-33dc825f4d15") (property "Reference" "#PWR036" (at 64.77 72.39 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Value" "GND" (at 64.77 71.12 0) (effects (font (size 1.27 1.27) ) ) ) (property "Footprint" "" (at 64.77 66.04 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Datasheet" "" (at 64.77 66.04 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Description" "Power symbol creates a global label with name \"GND\" , ground" (at 64.77 66.04 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (pin "1" (uuid "ad522a48-b0af-498a-95c5-1623c31d2589") ) (instances (project "" (path "/f8f92944-710a-49a0-a698-f840e5f20e15/1dc50d40-2acd-4c26-808b-1819716fc764" (reference "#PWR036") (unit 1) ) ) ) ) (symbol (lib_id "Device:R") (at 64.77 44.45 0) (unit 1) (exclude_from_sim no) (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced yes) (uuid "971f0099-318a-42a4-aee4-8740ef73c374") (property "Reference" "R16" (at 67.31 43.1799 0) (effects (font (size 1.27 1.27) ) (justify left) ) ) (property "Value" "1k1" (at 67.31 45.7199 0) (effects (font (size 1.27 1.27) ) (justify left) ) ) (property "Footprint" "Resistor_SMD:R_0603_1608Metric" (at 62.992 44.45 90) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Datasheet" "~" (at 64.77 44.45 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Description" "Resistor" (at 64.77 44.45 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (pin "2" (uuid "dab00a8d-7729-438e-9673-63813aa46a87") ) (pin "1" (uuid "3b0f4286-72c6-4efe-8ad1-89c5b67e5d0a") ) (instances (project "" (path "/f8f92944-710a-49a0-a698-f840e5f20e15/1dc50d40-2acd-4c26-808b-1819716fc764" (reference "R16") (unit 1) ) ) ) ) (symbol (lib_id "Device:C") (at 64.77 58.42 0) (unit 1) (exclude_from_sim no) (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced yes) (uuid "abe35a00-08d8-443a-9731-b3df85251e37") (property "Reference" "C7" (at 68.58 57.1499 0) (effects (font (size 1.27 1.27) ) (justify left) ) ) (property "Value" "1nF" (at 68.58 59.6899 0) (effects (font (size 1.27 1.27) ) (justify left) ) ) (property "Footprint" "Capacitor_SMD:C_0603_1608Metric" (at 65.7352 62.23 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Datasheet" "~" (at 64.77 58.42 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Description" "Unpolarized capacitor" (at 64.77 58.42 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (pin "1" (uuid "affee368-0878-49ce-8cc1-ea404548f731") ) (pin "2" (uuid "d22beb7c-fea3-4044-92a5-0dffacc266e2") ) (instances (project "" (path "/f8f92944-710a-49a0-a698-f840e5f20e15/1dc50d40-2acd-4c26-808b-1819716fc764" (reference "C7") (unit 1) ) ) ) ) (symbol (lib_id "power:GND") (at 64.77 121.92 0) (unit 1) (exclude_from_sim no) (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced yes) (uuid "d9cb2843-1bc3-4eb9-81b8-c792523866f7") (property "Reference" "#PWR037" (at 64.77 128.27 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Value" "GND" (at 64.77 127 0) (effects (font (size 1.27 1.27) ) ) ) (property "Footprint" "" (at 64.77 121.92 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Datasheet" "" (at 64.77 121.92 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Description" "Power symbol creates a global label with name \"GND\" , ground" (at 64.77 121.92 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (pin "1" (uuid "ea3258cb-1e85-4d9b-834d-2092b1fe5ad2") ) (instances (project "" (path "/f8f92944-710a-49a0-a698-f840e5f20e15/1dc50d40-2acd-4c26-808b-1819716fc764" (reference "#PWR037") (unit 1) ) ) ) ) )