TwiMaster is now based on the NRFX TWI driver, as it handles more edge cases and workarounds for errors on the bus.

Reset the TWI bus after the soft-reset of the motion sensor to workaround issues on the TWI bus.

1 files changed, 6 insertions, 2 deletions

diff --git a/src/systemtask/SystemTask.cpp b/src/systemtask/SystemTask.cpp
index 4605ba95..6163c105 100644
--- a/src/systemtask/SystemTask.cpp
+++ b/src/systemtask/SystemTask.cpp
@@ -84,10 +84,14 @@ void SystemTask::Work() {
   touchPanel.Init();
   batteryController.Init();
   motorController.Init();
-  motionSensor.Init();
+  motionSensor.SoftReset();
 
-  settingsController.Init();
+  // Reset the TWI device because the motion sensor chip most probably crashed it...
+  twiMaster.Sleep();
+  twiMaster.Init();
 
+  motionSensor.Init();
+  settingsController.Init();
 
   displayApp =  std::make_unique<Pinetime::Applications::DisplayApp>(lcd, lvgl, touchPanel, batteryController, bleController,
                                                           dateTimeController, watchdogView, *this, notificationManager,