Add support for BMA425 acceleration sensor. (#440)

* Add support for BMA425 acceleration sensor.

Author: JF002

src/components/motion/MotionController.cpp

@@ -34,3 +34,10 @@ bool MotionController::ShouldWakeUp(bool isSleeping) {
 void MotionController::IsSensorOk(bool isOk) {
   isSensorOk = isOk;
 }
+void MotionController::Init(Pinetime::Drivers::Bma421::DeviceTypes types) {
+  switch(types){
+    case Drivers::Bma421::DeviceTypes::BMA421: this->deviceType = DeviceTypes::BMA421; break;
+    case Drivers::Bma421::DeviceTypes::BMA425: this->deviceType = DeviceTypes::BMA425; break;
+    default: this->deviceType = DeviceTypes::Unknown; break;
+  }
+}

src/components/motion/MotionController.h

@@ -1,11 +1,18 @@
 #pragma once
 
 #include <cstdint>
+#include <drivers/Bma421.h>
 
 namespace Pinetime {
   namespace Controllers {
     class MotionController {
     public:
+      enum class DeviceTypes{
+        Unknown,
+        BMA421,
+        BMA425,
+      };
+
       void Update(int16_t x, int16_t y, int16_t z, uint32_t nbSteps);
 
       int16_t X() const {
@@ -27,13 +34,20 @@ namespace Pinetime {
         return isSensorOk;
       }
 
+      DeviceTypes DeviceType() const {
+        return deviceType;
+      }
+
+      void Init(Pinetime::Drivers::Bma421::DeviceTypes types);
+
     private:
       uint32_t nbSteps;
       int16_t x;
       int16_t y;
       int16_t z;
       int16_t lastYForWakeUp = 0;
       bool isSensorOk = false;
+      DeviceTypes deviceType = DeviceTypes::Unknown;
     };
   }
 }

src/displayapp/DisplayApp.cpp

@@ -329,7 +329,7 @@ void DisplayApp::LoadApp(Apps app, DisplayApp::FullRefreshDirections direction)
       break;
     case Apps::SysInfo:
       currentScreen =
-        std::make_unique<Screens::SystemInfo>(this, dateTimeController, batteryController, brightnessController, bleController, watchdog);
+        std::make_unique<Screens::SystemInfo>(this, dateTimeController, batteryController, brightnessController, bleController, watchdog, motionController);
       ReturnApp(Apps::Settings, FullRefreshDirections::Down, TouchEvents::SwipeDown);
       break;
     case Apps::FlashLight:

src/displayapp/screens/SystemInfo.cpp

@@ -7,22 +7,37 @@
 #include "components/ble/BleController.h"
 #include "components/brightness/BrightnessController.h"
 #include "components/datetime/DateTimeController.h"
+#include "components/motion/MotionController.h"
 #include "drivers/Watchdog.h"
 
 using namespace Pinetime::Applications::Screens;
 
+namespace {
+  const char* ToString(const Pinetime::Controllers::MotionController::DeviceTypes deviceType) {
+    switch (deviceType) {
+      case Pinetime::Controllers::MotionController::DeviceTypes::BMA421:
+        return "BMA421";
+      case Pinetime::Controllers::MotionController::DeviceTypes::BMA425:
+        return "BMA425";
+    }
+    return "???";
+  }
+}
+
 SystemInfo::SystemInfo(Pinetime::Applications::DisplayApp* app,
                        Pinetime::Controllers::DateTime& dateTimeController,
                        Pinetime::Controllers::Battery& batteryController,
                        Pinetime::Controllers::BrightnessController& brightnessController,
                        Pinetime::Controllers::Ble& bleController,
-                       Pinetime::Drivers::WatchdogView& watchdog)
+                       Pinetime::Drivers::WatchdogView& watchdog,
+                       Pinetime::Controllers::MotionController& motionController)
   : Screen(app),
     dateTimeController {dateTimeController},
     batteryController {batteryController},
     brightnessController {brightnessController},
     bleController {bleController},
     watchdog {watchdog},
+    motionController{motionController},
     screens {app,
              0,
              {[this]() -> std::unique_ptr<Screen> {
@@ -132,9 +147,7 @@ std::unique_ptr<Screen> SystemInfo::CreateScreen2() {
   // hack to not use the flot functions from printf
   uint8_t batteryVoltageBytes[2];
   batteryVoltageBytes[1] = static_cast<uint8_t>(batteryVoltage); // truncate whole numbers
-  batteryVoltageBytes[0] =
-    static_cast<uint8_t>((batteryVoltage - batteryVoltageBytes[1]) * 100); // remove whole part of flt and shift 2 places over
-  //
+  batteryVoltageBytes[0] = static_cast<uint8_t>((batteryVoltage - batteryVoltageBytes[1]) * 100); // remove whole part of flt and shift 2 places over
 
   lv_obj_t* label = lv_label_create(lv_scr_act(), nullptr);
   lv_label_set_recolor(label, true);
@@ -144,7 +157,8 @@ std::unique_ptr<Screen> SystemInfo::CreateScreen2() {
                         "#444444 Uptime#\n %02lud %02lu:%02lu:%02lu\n"
                         "#444444 Battery# %d%%/%1i.%02iv\n"
                         "#444444 Backlight# %s\n"
-                        "#444444 Last reset# %s\n",
+                        "#444444 Last reset# %s\n"
+                        "#444444 Accel.# %s\n",
                         dateTimeController.Day(),
                         static_cast<uint8_t>(dateTimeController.Month()),
                         dateTimeController.Year(),
@@ -159,7 +173,8 @@ std::unique_ptr<Screen> SystemInfo::CreateScreen2() {
                         batteryVoltageBytes[1],
                         batteryVoltageBytes[0],
                         brightnessController.ToString(),
-                        resetReason);
+                        resetReason,
+                        ToString(motionController.DeviceType()));
   lv_obj_align(label, lv_scr_act(), LV_ALIGN_CENTER, 0, 0);
   return std::make_unique<Screens::Label>(1, 5, app, label);
 }

src/displayapp/screens/SystemInfo.h

@@ -27,7 +27,8 @@ namespace Pinetime {
                             Pinetime::Controllers::Battery& batteryController,
                             Pinetime::Controllers::BrightnessController& brightnessController,
                             Pinetime::Controllers::Ble& bleController,
-                            Pinetime::Drivers::WatchdogView& watchdog);
+                            Pinetime::Drivers::WatchdogView& watchdog,
+                            Pinetime::Controllers::MotionController& motionController);
         ~SystemInfo() override;
         bool Refresh() override;
         bool OnButtonPushed() override;
@@ -41,6 +42,7 @@ namespace Pinetime {
         Pinetime::Controllers::BrightnessController& brightnessController;
         Pinetime::Controllers::Ble& bleController;
         Pinetime::Drivers::WatchdogView& watchdog;
+        Pinetime::Controllers::MotionController& motionController;
 
         ScreenList<5> screens;
 

src/drivers/Bma421.cpp

@@ -42,6 +42,12 @@ void Bma421::Init() {
   if (ret != BMA4_OK)
     return;
 
+  switch(bma.chip_id) {
+    case BMA423_CHIP_ID: deviceType = DeviceTypes::BMA421; break;
+    case BMA425_CHIP_ID: deviceType = DeviceTypes::BMA425; break;
+    default: deviceType = DeviceTypes::Unknown; break;
+  }
+
   ret = bma423_write_config_file(&bma);
   if (ret != BMA4_OK)
     return;
@@ -121,3 +127,6 @@ void Bma421::SoftReset() {
     nrf_delay_ms(1);
   }
 }
+Bma421::DeviceTypes Bma421::DeviceType() const {
+  return deviceType;
+}

src/drivers/Bma421.h

@@ -6,6 +6,11 @@ namespace Pinetime {
     class TwiMaster;
     class Bma421 {
     public:
+      enum class DeviceTypes : uint8_t {
+        Unknown,
+        BMA421,
+        BMA425
+      };
       struct Values {
         uint32_t steps;
         int16_t x;
@@ -29,6 +34,7 @@ namespace Pinetime {
       void Write(uint8_t registerAddress, const uint8_t* data, size_t size);
 
       bool IsOk() const;
+      DeviceTypes DeviceType() const;
 
     private:
       void Reset();
@@ -38,6 +44,7 @@ namespace Pinetime {
       struct bma4_dev bma;
       bool isOk = false;
       bool isResetOk = false;
+      DeviceTypes deviceType = DeviceTypes::Unknown;
     };
   }
 }