[UNVERIFIED] Astra diagram pass

2026-09-10 23:39:49 +02:00
parent 45c0d7f8ec
commit 31b3595ac0
81 changed files with 3762 additions and 192 deletions
@@ -0,0 +1,124 @@
+{
+  "title": "NTC excitation and acquisition",
+  "source": "IO_MODULES/ANALOG_INPUTS.md: NTC temperature channels",
+  "reference_scope": "documentation only",
+  "components": [
+    {
+      "ref": "V",
+      "kind": "port",
+      "pins": [
+        "P"
+      ],
+      "value": "+5V_SENS"
+    },
+    {
+      "ref": "R_PULLUP",
+      "kind": "resistor",
+      "pins": [
+        "1",
+        "2"
+      ],
+      "value": "R_PULLUP\nSelected for sensor curve"
+    },
+    {
+      "ref": "NTC",
+      "kind": "thermistor",
+      "pins": [
+        "1",
+        "2"
+      ],
+      "value": "NTC"
+    },
+    {
+      "ref": "GN",
+      "kind": "ground-port",
+      "pins": [
+        "P"
+      ],
+      "value": "SENSOR_GND"
+    },
+    {
+      "ref": "AFE",
+      "kind": "functional-block",
+      "pins": [
+        "IN",
+        "OUT"
+      ],
+      "value": "Attenuation / local filter"
+    },
+    {
+      "ref": "ADC",
+      "kind": "port",
+      "pins": [
+        "P"
+      ],
+      "value": "ADC_NTC"
+    },
+    {
+      "ref": "VS",
+      "kind": "port",
+      "pins": [
+        "P"
+      ],
+      "value": "+5V_SENS"
+    },
+    {
+      "ref": "SENSE",
+      "kind": "functional-block",
+      "pins": [
+        "IN",
+        "OUT"
+      ],
+      "value": "Matched divider / filter"
+    },
+    {
+      "ref": "ADCS",
+      "kind": "port",
+      "pins": [
+        "P"
+      ],
+      "value": "ADC_5V_SENSE"
+    }
+  ],
+  "nets": [
+    {
+      "name": "+5V_SENS",
+      "connections": [
+        "V.P",
+        "R_PULLUP.1",
+        "VS.P",
+        "SENSE.IN"
+      ]
+    },
+    {
+      "name": "NTC_NODE",
+      "connections": [
+        "R_PULLUP.2",
+        "NTC.1",
+        "AFE.IN"
+      ]
+    },
+    {
+      "name": "SENSOR_GND",
+      "connections": [
+        "NTC.2",
+        "GN.P"
+      ]
+    },
+    {
+      "name": "ADC_NTC",
+      "connections": [
+        "AFE.OUT",
+        "ADC.P"
+      ]
+    },
+    {
+      "name": "ADC_5V_SENSE",
+      "connections": [
+        "SENSE.OUT",
+        "ADCS.P"
+      ]
+    }
+  ],
+  "no_connects": []
+}