97 lines
4.7 KiB
JSON
97 lines
4.7 KiB
JSON
{
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"meta": {
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"title": "ESP32 Audio Path"
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},
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"symbols": {
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"esp32_s3_supermini": {
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"symbol_id": "esp32_s3_supermini",
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"category": "microcontroller",
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"body": { "width": 160, "height": 240 },
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"pins": [
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{ "name": "3V3", "number": "1", "side": "left", "offset": 30, "type": "power_in" },
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{ "name": "GND", "number": "2", "side": "left", "offset": 60, "type": "ground" },
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{ "name": "GPIO5", "number": "10", "side": "right", "offset": 40, "type": "output" },
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{ "name": "GPIO6", "number": "11", "side": "right", "offset": 70, "type": "output" },
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{ "name": "GPIO7", "number": "12", "side": "right", "offset": 100, "type": "output" }
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],
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"graphics": {
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"primitives": [{ "type": "rect", "x": 0, "y": 0, "w": 160, "h": 240 }]
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}
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},
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"dac_i2s": {
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"symbol_id": "dac_i2s",
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"category": "audio",
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"body": { "width": 140, "height": 180 },
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"pins": [
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{ "name": "3V3", "number": "1", "side": "left", "offset": 20, "type": "power_in" },
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{ "name": "GND", "number": "2", "side": "left", "offset": 50, "type": "ground" },
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{ "name": "BCLK", "number": "3", "side": "left", "offset": 80, "type": "input" },
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{ "name": "LRCLK", "number": "4", "side": "left", "offset": 110, "type": "input" },
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{ "name": "DIN", "number": "5", "side": "left", "offset": 140, "type": "input" },
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{ "name": "AOUT", "number": "6", "side": "right", "offset": 90, "type": "analog" }
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],
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"graphics": {
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"primitives": [{ "type": "rect", "x": 0, "y": 0, "w": 140, "h": 180 }]
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}
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},
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"amp": {
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"symbol_id": "amp",
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"category": "output",
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"body": { "width": 120, "height": 120 },
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"pins": [
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{ "name": "5V", "number": "1", "side": "left", "offset": 20, "type": "power_in" },
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{ "name": "GND", "number": "2", "side": "left", "offset": 50, "type": "ground" },
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{ "name": "IN", "number": "3", "side": "left", "offset": 80, "type": "input" },
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{ "name": "SPK", "number": "4", "side": "right", "offset": 70, "type": "output" }
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],
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"graphics": {
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"primitives": [{ "type": "rect", "x": 0, "y": 0, "w": 120, "h": 120 }]
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}
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},
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"psu": {
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"symbol_id": "psu",
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"category": "power",
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"body": { "width": 120, "height": 120 },
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"pins": [
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{ "name": "5V_OUT", "number": "1", "side": "right", "offset": 30, "type": "power_out" },
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{ "name": "3V3_OUT", "number": "2", "side": "right", "offset": 60, "type": "power_out" },
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{ "name": "GND", "number": "3", "side": "right", "offset": 90, "type": "ground" }
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],
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"graphics": {
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"primitives": [{ "type": "rect", "x": 0, "y": 0, "w": 120, "h": 120 }]
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}
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}
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},
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"instances": [
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{ "ref": "U1", "symbol": "esp32_s3_supermini", "properties": { "value": "ESP32-S3" }, "placement": { "x": null, "y": null, "rotation": 0, "locked": false } },
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{ "ref": "U2", "symbol": "dac_i2s", "properties": { "value": "DAC" }, "placement": { "x": null, "y": null, "rotation": 0, "locked": false } },
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{ "ref": "U3", "symbol": "amp", "properties": { "value": "Amp" }, "placement": { "x": null, "y": null, "rotation": 0, "locked": false } },
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{ "ref": "U4", "symbol": "psu", "properties": { "value": "Power" }, "placement": { "x": null, "y": null, "rotation": 0, "locked": false } }
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],
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"nets": [
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{ "name": "3V3", "class": "power", "nodes": [{ "ref": "U4", "pin": "3V3_OUT" }, { "ref": "U1", "pin": "3V3" }, { "ref": "U2", "pin": "3V3" }] },
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{ "name": "5V", "class": "power", "nodes": [{ "ref": "U4", "pin": "5V_OUT" }, { "ref": "U3", "pin": "5V" }] },
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{ "name": "GND", "class": "ground", "nodes": [{ "ref": "U4", "pin": "GND" }, { "ref": "U1", "pin": "GND" }, { "ref": "U2", "pin": "GND" }, { "ref": "U3", "pin": "GND" }] },
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{ "name": "I2S_BCLK", "class": "clock", "nodes": [{ "ref": "U1", "pin": "GPIO5" }, { "ref": "U2", "pin": "BCLK" }] },
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{ "name": "I2S_LRCLK", "class": "clock", "nodes": [{ "ref": "U1", "pin": "GPIO6" }, { "ref": "U2", "pin": "LRCLK" }] },
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{ "name": "I2S_DOUT", "class": "signal", "nodes": [{ "ref": "U1", "pin": "GPIO7" }, { "ref": "U2", "pin": "DIN" }] },
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{ "name": "AUDIO_ANALOG", "class": "analog", "nodes": [{ "ref": "U2", "pin": "AOUT" }, { "ref": "U3", "pin": "IN" }] }
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],
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"constraints": {
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"groups": [
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{ "name": "power_stage", "members": ["U4"], "layout": "cluster" },
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{ "name": "compute", "members": ["U1"], "layout": "cluster" },
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{ "name": "audio_out", "members": ["U2", "U3"], "layout": "cluster" }
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],
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"alignment": [
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{ "left_of": "U4", "right_of": "U1" },
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{ "left_of": "U1", "right_of": "U2" },
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{ "left_of": "U2", "right_of": "U3" }
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],
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"near": []
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},
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"annotations": [
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{ "text": "I2S audio chain" }
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]
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}
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