Dia antes primera install

2025-12-08 15:20:28 -06:00
commit 1416478c9c
4130 changed files with 886376 additions and 0 deletions
--- a/node_modules/i2c-bus/example/mcp9808-promise.js
+++ b/node_modules/i2c-bus/example/mcp9808-promise.js
@@ -0,0 +1,22 @@
+'use strict';
+
+const i2c = require('../');
+
+const MCP9808_ADDR = 0x18;
+const TEMP_REG = 0x05;
+
+const toCelsius = rawData => {
+  rawData = (rawData >> 8) + ((rawData & 0xff) << 8);
+  let celsius = (rawData & 0x0fff) / 16;
+  if (rawData & 0x1000) {
+    celsius -= 256;
+  }
+  return celsius;
+};
+
+i2c.openPromisified(1).
+then(i2c1 => i2c1.readWord(MCP9808_ADDR, TEMP_REG).
+  then(rawData => console.log(toCelsius(rawData))).
+  then(_ => i2c1.close())
+).catch(console.log);
+