diff --git a/http_interface.py b/http_interface.py
index fca0bada23e6ab9e2f93e5621f59827fd1c6a28a..092059cc8cb03bf21fd6a979d87b63e850f1a32d 100644
--- a/http_interface.py
+++ b/http_interface.py
@@ -43,19 +43,14 @@ class MyServer(SimpleHTTPRequestHandler):
 
         # global ohmpiThread, status, run
         dic = json.loads(self.rfile.read(int(self.headers['Content-Length'])))
-        rdic = {} # response dictionnary
-        if dic['cmd'] == 'start':
-            #ohmpi.measure()
-            socket.send_string(json.dumps({
-                'cmd_id': cmd_id,
-                'cmd': 'start'
-            }))
-        elif dic['cmd'] == 'stop':
+        rdic = {} # response dictionary
+        if dic['cmd'] == 'run_sequence':
+            payload = json.dumps({'cmd_id': cmd_id, 'cmd': 'run_sequence'})
+            publish.single(payload=payload, **publisher_config)
+        elif dic['cmd'] == 'interrupt':
             # ohmpi.stop()
-            socket.send_string(json.dumps({
-                'cmd_id': cmd_id,
-                'cmd': 'stop'
-            }))
+            payload = json.dumps({'cmd_id': cmd_id, 'cmd': 'interrupt'})
+            publish.single(payload=payload, **publisher_config)
         elif dic['cmd'] == 'getData':
             # get all .csv file in data folder
             fnames = [fname for fname in os.listdir('data/') if fname[-4:] == '.csv']
diff --git a/index.html b/index.html
index ee10373ba50e0f40cc12c95a2e7f94e15db2b7f6..db104d009f47532bc3ed3fcbdd304433b72c4496 100644
--- a/index.html
+++ b/index.html
@@ -18,15 +18,15 @@
         <h1>OhmPi Acquisition Board</h1>
         <!-- nb stacks, on-time -->
         <button id="update_settingsBtn" type="button" class="btn btn-secondary" data-toggle="modal" data-target="#exampleModal">Settings</button>
-        <button id='startBtn' type="button" class="btn btn-primary">Start</button>
-        <button id='stopBtn' type="button" class="btn btn-warning">Stop</button>
+        <button id='runBtn' type="button" class="btn btn-primary">&#9654</button>
+        <button id='stopBtn' type="button" class="btn btn-warning">&#9724</button>
         <!-- upload button for csv which display the table ABMN -->
         <button id="removeDataBtn" type="button" class="btn btn-danger">Clear data</button>
         <button id="getDataBtn" type="button" class="btn btn-info">Get data</button>
         <div class="form-check">
             <input id="dataRetrievalCheck" class="form-check-input" type="checkbox" value="">
             <label class="form-check-label" for="dataRetrievalCheck">
-                Automaticaly get data every 1 second
+                Automaticaly get data every 1 secondStart
             </label>
         </div>
         <div id='output'>Status: idle</div>
@@ -161,21 +161,21 @@
             xhr.send(query)
         }
 
-        // start button
-        function startBtnFunc() {
-            sendCommand('{"cmd": "start"}', function(x) {
+        // run button
+        function runBtnFunc() {
+            sendCommand('{"cmd": "run_sequence"}', function(x) {
                 console.log(x['status'])
                 if (x['status'] == 'running') {
                     output.innerHTML = 'Status: measuring...'
                 }
             })
         }
-        let startBtn = document.getElementById('startBtn')
-        startBtn.addEventListener('click', startBtnFunc)
+        let runBtn = document.getElementById('runBtn')
+        runBtn.addEventListener('click', runBtnFunc)
 
-        // stop button
+        // interrupt button
         function stopBtnFunc() {
-            sendCommand('{"cmd": "stop"}', function(x) {
+            sendCommand('{"cmd": "interrupt"}', function(x) {
                 output.innerHTML = 'Status: ' + x['status']
                 clearInterval(interv)
                 getData()