system: enable timers for sending midi clock via din

shanteacontrols · Oct 16, 2023 · 5686fe9 · 5686fe9
1 parent 5e2bdc2
commit 5686fe9
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Showing 2 changed files with 38 additions and 0 deletions.
diff --git a/src/firmware/application/protocol/midi/MIDI.cpp b/src/firmware/application/protocol/midi/MIDI.cpp
@@ -17,6 +17,7 @@ limitations under the License.
 */
 
 #include "MIDI.h"
+#include "core/Timing.h"
 #include "application/system/Config.h"
 #include "application/util/conversion/Conversion.h"
 #include "application/messaging/Messaging.h"
@@ -82,6 +83,16 @@ protocol::MIDI::MIDI(HWAUSB&   hwaUSB,
                               }
                               break;
 
+                              case messaging::systemMessage_t::MIDI_BPM_CHANGE:
+                              {
+                                  if (isSettingEnabled(setting_t::DIN_ENABLED))
+                                  {
+                                      core::mcu::timers::setPeriod(_clockTimerIndex, BPM.bpmToUsec(BPM.value()));
+                                      core::mcu::timers::start(_clockTimerIndex);
+                                  }
+                              }
+                              break;
+
                               default:
                                   break;
                               }
@@ -172,6 +183,24 @@ bool protocol::MIDI::setupDINMIDI()
     _dinMIDI.setNoteOffMode(isSettingEnabled(setting_t::STANDARD_NOTE_OFF) ? noteOffType_t::STANDARD_NOTE_OFF : noteOffType_t::NOTE_ON_ZERO_VEL);
     _hwaDIN.setLoopback(isDinLoopbackRequired());
 
+    if (!_clockTimerAllocated)
+    {
+        if (core::mcu::timers::allocate(_clockTimerIndex, [this]()
+                                        {
+                                            _dinMIDI.sendRealTime(messageType_t::SYS_REAL_TIME_CLOCK);
+                                        }))
+        {
+            _clockTimerAllocated = true;
+
+            core::mcu::timers::setPeriod(_clockTimerIndex, BPM.bpmToUsec(BPM.value()));
+
+            if (isSettingEnabled(setting_t::SEND_MIDI_CLOCK_DIN))
+            {
+                core::mcu::timers::start(_clockTimerIndex);
+            }
+        }
+    }
+
     return true;
 }
 
@@ -1074,6 +1103,13 @@ std::optional<uint8_t> protocol::MIDI::sysConfigSet(sys::Config::Section::global
         }
         break;
 
+        case setting_t::SEND_MIDI_CLOCK_DIN:
+        {
+            value ? core::mcu::timers::start(_clockTimerIndex) : core::mcu::timers::stop(_clockTimerIndex);
+            result = sys::Config::status_t::ACK;
+        }
+        break;
+
         default:
         {
             result = sys::Config::status_t::ACK;

diff --git a/src/firmware/application/protocol/midi/MIDI.h b/src/firmware/application/protocol/midi/MIDI.h
@@ -137,5 +137,7 @@ namespace protocol
         MIDIlib::BLEMIDI                             _bleMIDI = MIDIlib::BLEMIDI(_hwaBLE);
         Database&                                    _database;
         std::array<MIDIlib::Base*, INTERFACE_AMOUNT> _midiInterface;
+        bool                                         _clockTimerAllocated = false;
+        size_t                                       _clockTimerIndex     = 0;
     };
 }    // namespace protocol