Added check of HRM measurement confidence before sending HRM data, ot…

…herwise it sends the -1 fault value.
OpenSeizureDetector · Dec 17, 2023 · 23b23da · 23b23da
1 parent ca633d4
commit 23b23da
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Showing 2 changed files with 22 additions and 2 deletions.
diff --git a/apps/openseizure/settings.js b/apps/openseizure/settings.js
@@ -34,6 +34,21 @@
  E.showMenu(osdMenu);
  }
  },
+ 'HR_CONF_THRESH': {
+ value: 0|settings.HR_CONF_THRESH, // 0| converts undefined to 0
+ min: 0,
+ max : 100,
+ step: 5,
+ format: x => {
+ return x + "%";
+ },
+ onchange: v => {
+ settings.HR_CONF_THRESH = v;
+ writeSettings();
+ E.showMenu(osdMenu);
+ }
+ },
+
  };
  E.showMenu(osdMenu);
  }) //(load)
diff --git a/apps/openseizure/widget.js b/apps/openseizure/widget.js
@@ -61,7 +61,8 @@ const CHAR_HR_LOC = 0x2A38; // Official BLE Sensor Location UUID
  function reload() {
  settings = Object.assign({
  ACC_FMT : 0,
- TEST_MODE : false
+ TEST_MODE : false,
+ HR_CONF_THRESH : 60
  }, require('Storage').readJSON('openseizure.json',1)||{});
  saveSettings(settings);
  }
@@ -209,7 +210,11 @@ function toByteArray(value, numberOfBytes, isSigned) {
  // Initialise the HRM
  Bangle.setHRMPower(1);
  Bangle.on('HRM', function(hrm) { 
- hrVal = hrm['bpm'];
+ if (hrm.confidence > settings.HR_CONF_THRESH)
+ hrVal = hrm['bpm'];
+ else
+ hrVal = -1;
+ //hrVal = 100*hrm['confidence'] // FIXME - this is just for testing
  });