Board: populate this.io.RESOLUTION from defaults and io.RESOLUTION

rwaldron · Jul 17, 2019 · d0c778c · d0c778c
1 parent 2e982d5
commit d0c778c
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/lib/board.js b/lib/board.js
@@ -284,7 +284,8 @@ function Board(opts) {
     this.transport = this.io.transport || null;
     this.port = this.io.name;
     this.pins = Board.Pins(this);
-    this.RESOLUTION = this.io.RESOLUTION || { ADC: 1023, DAC: null, PWM: 255 };
+    this.RESOLUTION = Object.assign({ ADC: 1023, DAC: null, PWM: 255 }, this.io.RESOLUTION || {});
+
   } else {
 
     if (this.port && opts.port) {
@@ -456,7 +457,7 @@ function finalizeAndBroadcast(data, type, io) {
 
     // Older versions of Firmata and some IO plugins
     // may not have set RESOLUTION.
-    this.RESOLUTION = io.RESOLUTION || { ADC: 1023, DAC: null, PWM: 255 };
+    this.RESOLUTION = Object.assign({ ADC: 1023, DAC: null, PWM: 255 }, io.RESOLUTION || {});
 
   }