Initial commit

moved from private version control

scripts/nodes/library/gpio/gpioRead.js

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+import { createNodeModule } from "../../nodeTypes.js";
+
+/**
+ * Reads a value from a GPIO pin using gpio().
+ */
+export const gpioReadNode = createNodeModule(
+  {
+    id: "gpio_read",
+    title: "GPIO Read",
+  category: "IO",
+    description: "Fetch the current value of a GPIO pin.",
+    searchTags: ["gpio", "hardware", "input"],
+    inputs: [
+      {
+        id: "index",
+        name: "Pin",
+        direction: "input",
+        kind: "number",
+        defaultValue: 0,
+      },
+    ],
+    outputs: [
+      { id: "value", name: "Value", direction: "output", kind: "number" },
+    ],
+    properties: [],
+  },
+  {
+    evaluateValue: ({ resolveValueInput }) => {
+      const pin = resolveValueInput("index", "0");
+      return `gpio(${pin})`;
+    },
+  }
+);

scripts/nodes/library/gpio/gpioWrite.js

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+import { createNodeModule } from "../../nodeTypes.js";
+
+/**
+ * Writes a value to a GPIO pin using gpio().
+ */
+export const gpioWriteNode = createNodeModule(
+  {
+    id: "gpio_write",
+    title: "GPIO Write",
+  category: "IO",
+    description: "Set the value for a GPIO pin.",
+    searchTags: ["gpio", "hardware", "output"],
+    inputs: [
+      { id: "exec_in", name: "Exec", direction: "input", kind: "exec" },
+      {
+        id: "index",
+        name: "Pin",
+        direction: "input",
+        kind: "number",
+        defaultValue: 0,
+      },
+      {
+        id: "value",
+        name: "Value",
+        direction: "input",
+        kind: "number",
+        defaultValue: 0,
+      },
+    ],
+    outputs: [
+      { id: "exec_out", name: "Exec", direction: "output", kind: "exec" },
+    ],
+    properties: [],
+  },
+  {
+    emitExec: ({ indent, indentLevel, resolveValueInput, emitNextExec }) => {
+      const pin = resolveValueInput("index", "0");
+      const value = resolveValueInput("value", "0");
+      const line = `${indent(indentLevel)}gpio(${pin}, ${value})`;
+      return [line, ...emitNextExec("exec_out")];
+    },
+  }
+);

scripts/nodes/library/gpio/index.js

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+import { gpioReadNode } from "./gpioRead.js";
+import { gpioWriteNode } from "./gpioWrite.js";
+
+/**
+ * Node modules covering GPIO helpers.
+ */
+export const gpioNodes = [gpioReadNode, gpioWriteNode];
+
+/**
+ * Checklist tracking coverage of GPIO read/write helpers.
+ * @type {Array<{ function: string, nodeId: string, implemented: boolean }>}
+ */
+export const gpioFunctionChecklist = [
+  { function: "GPIO (read)", nodeId: "gpio_read", implemented: true },
+  { function: "GPIO (write)", nodeId: "gpio_write", implemented: true },
+];