Got a working solution for detecting failed probes

src/avr/src/seek.c

@@ -82,7 +82,7 @@ void seek_end() {
   if (!seek.active) return;
 
   if (!(SEEK_FOUND & seek.flags) && (SEEK_ERROR & seek.flags))
-    estop_trigger(STAT_SEEK_NOT_FOUND);
+    STATUS_WARNING(STAT_SEEK_NOT_FOUND, "", 0);
 
   if((seekMode == SW_STALL_0) || (seekMode == SW_STALL_1) || (seekMode ==SW_STALL_2) || (seekMode == SW_STALL_3))
     disable_stall_microstep();

src/js/app.js

@@ -117,8 +117,10 @@ module.exports = new Vue({
       },
       state: {
         messages: [],
+        probing_active: false,
         wait_for_probing_complete: false,
-        show_probe_complete_modal: false
+        show_probe_complete_modal: false,
+        show_probe_failed_modal: false
       },
       video_size: cookie.get('video-size', 'small'),
       crosshair: cookie.get('crosshair', 'false') != 'false',
@@ -322,9 +324,6 @@ module.exports = new Vue({
 
         this.check_ip_address();
         this.check_ssid();
-        //.check_disk_space();
-
-
       }.bind(this))
     },
 
@@ -386,7 +385,12 @@ module.exports = new Vue({
         }
 
         if ('log' in e.data) {
-          this.$broadcast('log', e.data.log);
+          if (this.state.probing_active && e.data.log.msg === "Switch not found") {
+            this.$broadcast('probing_failed');
+          } else {
+            this.$broadcast('log', JSON.stringify(e.data.log, null, 4));
+          }
+
           delete e.data.log;
         }
 

src/js/control-view.js

@@ -240,7 +240,18 @@ module.exports = {
       this.send('M70\nG91\nG0' + axis + value + '\nM72');
     },
 
+    probing_failed: function() {
+      Vue.set(this.state, "probing_active", false);
+      Vue.set(this.state, "wait_for_probing_complete", false);
+      Vue.set(this.state, "show_probe_complete_modal", false);
+      Vue.set(this.state, "goto_xy_zero_after_probe", false);
+
+      Vue.set(this.state, "show_probe_failed_modal", true);
+    },
+
     probing_complete: function() {
+      Vue.set(this.state, "probing_active", false);
+
       if (this.config.settings['probing-prompts']) {
         Vue.set(this.state, "show_probe_complete_modal", true);
       } else {
@@ -303,6 +314,10 @@ module.exports = {
       on_finish();
     },
 
+    hide_probe_failed_modal: function() {
+      Vue.set(this.state, "show_probe_failed_modal", false);
+    },
+
     prep_and_show_tool_diameter_modal() {
       this.tool_diameter_for_prompt = (this.mach_units == 'METRIC')
           ? this.tool_diameter
@@ -351,6 +366,7 @@ module.exports = {
       // Also, add zlift to compensate for the fact that we lift after probing Z
       const plunge = Math.min(12.7, zoffset * 0.75) + zlift;
 
+      Vue.set(this.state, "probing_active", true);
       Vue.set(this.state, "goto_xy_zero_after_probe", !zOnly);
 
       if (zOnly) {

src/pug/templates/control-view.pug

@@ -128,6 +128,18 @@ script#control-view-template(type="text/x-template")
         button.pure-button.button-success(@click=`$emit("finalize_probe")`)
           | Done
 
+    message(:show.sync=`state.show_probe_failed_modal`)
+      h3(slot="header") Probing failed!
+
+      div(slot="body")
+        .pure-form
+          p Could not find the probe block during probing!
+          p Make sure the bit is within 1" / 25.4mm of the probe block, and try again.
+
+      div(slot="footer")
+        button.pure-button.button-success(@click=`hide_probe_failed_modal()`)
+          | OK
+
     table(style="table-layout: fixed; width: 100%;")
       tr(style="height: fit-content;")
         td(style="white-space: nowrap; width: 410px;", rowspan="2")

src/py/bbctrl/Comm.py

@@ -216,14 +216,16 @@ class Comm(object):
                     self.log.warning('%s, data: %s', e, line)
                     continue
 
-                if 'variables' in msg: self._update_vars(msg)
+                if 'variables' in msg:
-                elif 'msg' in msg: self._log_msg(msg)
+                    self._update_vars(msg)
-
+                elif 'msg' in msg:
+                    self._log_msg(msg)
+                    self.ctrl.mach.process_log(msg)
                 elif 'firmware' in msg:
                     self.log.info('AVR firmware rebooted')
                     self.connect()
-
+                else:
-                else: self._update_state(msg)
+                    self._update_state(msg)
 
 
     def estop(self):

src/py/bbctrl/Mach.py

@@ -132,6 +132,12 @@ class Mach(Comm):
         # if current == 'idle' or (cycle == 'jogging' and self._is_paused()):
         self._set_cycle(cycle)
 
+    
+    def process_log(self, log):
+        # Detect when a probe has failed, and reset the planner
+        if log['msg'] == 'Switch not found':
+            self.planner.reset(False)
+
 
     def _update(self, update):
         # Detect motor faults
@@ -145,7 +151,8 @@ class Mach(Comm):
         state = self._get_state()
 
         # Handle EStop
-        if state_changed and state == 'ESTOPPED': self.planner.reset(False)
+        if state_changed and state == 'ESTOPPED':
+            self.planner.reset(False)
 
         # Exit cycle if state changed to READY
         if (state_changed and self._get_cycle() != 'idle' and
@@ -161,7 +168,8 @@ class Mach(Comm):
             self.stopping = False
 
         # Unpause sync
-        if state_changed and state != 'HOLDING': self.unpausing = False
+        if state_changed and state != 'HOLDING':
+            self.unpausing = False
 
         # Entering HOLDING state
         if state_changed and state == 'HOLDING':