feat: ssd1306

src/ssd1306.ts

@@ -0,0 +1,30 @@
+import Device from "@chirimen/grove-oled-display";
+import { WritableDevice } from "./Device";
+import { I2C, i2c } from "./i2c";
+
+export function ssd1306(
+  bus: I2C = i2c(),
+  address: number = 0x3c
+): WritableDevice<boolean | number | string> {
+  const device = new Device(bus, address);
+
+  return {
+    /** @param value Object to be output */
+    async write(value: boolean | number | string): Promise<void> {
+      if (device.i2cSlave == null) {
+        await device.init(true);
+      }
+      await device.clearDisplay();
+      const messages =
+        typeof value === "string"
+          ? value.split("\n")
+          : JSON.stringify(value, null, "  ").split("\n");
+      messages.forEach((message, index) => {
+        device.drawStringQ(index, 0, message);
+      });
+      await device.playSequence();
+    }
+  };
+}
+
+export default ssd1308;