From e7940f9891c89db651580635ff132caa7956cedd Mon Sep 17 00:00:00 2001
From: 0x1abin <270995079@qq.com>
Date: Wed, 27 Sep 2017 19:40:43 +0800
Subject: [PATCH] add the MPU9250 driver

---
 .../Lora/LoRaReceiver/LoRaReceiver.ino        | 49 -------------------
 .../Advanced/Lora/LoRaSender/LoRaSender.ino   | 45 -----------------
 src/M5Stack.cpp                               |  8 +++
 src/M5Stack.h                                 | 20 +++++---
 src/utility/Config.h                          | 14 ++++--
 5 files changed, 30 insertions(+), 106 deletions(-)
 delete mode 100644 examples/Advanced/Lora/LoRaReceiver/LoRaReceiver.ino
 delete mode 100644 examples/Advanced/Lora/LoRaSender/LoRaSender.ino

diff --git a/examples/Advanced/Lora/LoRaReceiver/LoRaReceiver.ino b/examples/Advanced/Lora/LoRaReceiver/LoRaReceiver.ino
deleted file mode 100644
index 599549a..0000000
--- a/examples/Advanced/Lora/LoRaReceiver/LoRaReceiver.ino
+++ /dev/null
@@ -1,49 +0,0 @@
-//nedd to download library https://github.com/sandeepmistry/arduino-LoRa.git
-
-#include <M5Stack.h>
-#include <SPI.h>
-#include <LoRa.h>
-
-#define LORA_CS_PIN   5
-#define LORA_RST_PIN  26
-#define LORA_IRQ_PIN  36
-
-void setup() {
-  
-  M5.begin();
-
-  // override the default CS, reset, and IRQ pins (optional)
-  LoRa.setPins(LORA_CS_PIN, LORA_RST_PIN, LORA_IRQ_PIN); // set CS, reset, IRQ pin
-
-  Serial.println("LoRa Receiver");
-  M5.Lcd.println("LoRa Receiver");
-
-  if (!LoRa.begin(433E6)) {
-    Serial.println("Starting LoRa failed!");
-    M5.Lcd.println("Starting LoRa failed!");
-    while (1);
-  }
-}
-
-void loop() {
-  // try to parse packet
-  int packetSize = LoRa.parsePacket();
-  if (packetSize) {
-    // received a packet
-    Serial.print("Received packet: \"");
-    M5.Lcd.print("Received packet: \"");
-
-    // read packet
-    while (LoRa.available()) {
-      char ch = (char)LoRa.read();
-      Serial.print(ch);
-      M5.Lcd.print(ch);
-    }
-
-    // print RSSI of packet
-    Serial.print("\" with RSSI ");
-    Serial.println(LoRa.packetRssi());
-    M5.Lcd.print("\" with RSSI ");
-    M5.Lcd.println(LoRa.packetRssi());
-  }
-}
diff --git a/examples/Advanced/Lora/LoRaSender/LoRaSender.ino b/examples/Advanced/Lora/LoRaSender/LoRaSender.ino
deleted file mode 100644
index 4bae1a0..0000000
--- a/examples/Advanced/Lora/LoRaSender/LoRaSender.ino
+++ /dev/null
@@ -1,45 +0,0 @@
-//nedd to download LoRa library: https://github.com/sandeepmistry/arduino-LoRa.git
-
-#include <M5Stack.h>
-#include <SPI.h>
-#include <LoRa.h>
-
-#define LORA_CS_PIN   5
-#define LORA_RST_PIN  26
-#define LORA_IRQ_PIN  36
-
-void setup() {
-
-  M5.begin();
-
-  // override the default CS, reset, and IRQ pins (optional)
-  LoRa.setPins(LORA_CS_PIN, LORA_RST_PIN, LORA_IRQ_PIN); // set CS, reset, IRQ pin
-
-  Serial.println("LoRa Sender");
-  // M5.Lcd.println("LoRa Receiver Callback");
-
-  if (!LoRa.begin(433E6)) {
-    Serial.println("Starting LoRa failed!");
-    M5.Lcd.println("Starting LoRa failed!");
-    while (1);
-  }
-
-}
-
-void loop() {
-  // try to parse packet
-  static uint32_t counter;
-
-  Serial.print("Sending packet: ");
-  Serial.println(counter);
-
-  // send packet
-  LoRa.beginPacket();
-  LoRa.print("hello ");
-  LoRa.print(counter);
-  LoRa.endPacket();
-
-  counter++;
-
-  delay(1000);
-}
\ No newline at end of file
diff --git a/src/M5Stack.cpp b/src/M5Stack.cpp
index bb2e564..9af1fca 100644
--- a/src/M5Stack.cpp
+++ b/src/M5Stack.cpp
@@ -36,6 +36,14 @@ void M5Stack::begin() {
     // Set wakeup button
     setWakeupButton(BUTTON_A_PIN);
 
+    // MPU9250
+#ifdef MPU9250_INSDE
+    // Wire.begin();
+    // MPU.setWire(&Wire);
+    // MPU.beginAccel();
+    // MPU.beginMag();
+#endif
+
     Serial.println("OK.");
 }
 
diff --git a/src/M5Stack.h b/src/M5Stack.h
index b318162..cd94ad4 100644
--- a/src/M5Stack.h
+++ b/src/M5Stack.h
@@ -85,18 +85,19 @@
 #include "FS.h"
 #include "SD.h"
 
-#include <utility/Display.h> // Graphics and font library for ILI9341 driver chip
-#include <utility/Config.h>
-#include <utility/Button.h>
-#include <utility/Speaker.h>
-#include <utility/bmp_map.h>
-#include <utility/music_8bit.h>
+#include "utility/Display.h" // Graphics and font library for ILI9341 driver chip
+#include "utility/Config.h"
+#include "utility/Button.h"
+#include "utility/Speaker.h"
+#include "utility/MPU9250.h"
+#include "utility/bmp_map.h"
+#include "utility/music_8bit.h"
 
 extern "C" {
-#include "esp32-hal-dac.h"
 #include "freertos/FreeRTOS.h"
 #include "freertos/task.h"
 #include "esp_deep_sleep.h"
+#include "esp32-hal-dac.h"
 }
 
 class M5Stack {
@@ -126,6 +127,11 @@ class M5Stack {
     HardwareSerial Serial0 = HardwareSerial(0);
     HardwareSerial Serial2 = HardwareSerial(2);
 
+    // MPU9250
+#ifdef MPU9250_INSDE
+    MPU9250 MPU;
+#endif
+
  private:
 
     uint8_t _wakeupPin;
diff --git a/src/utility/Config.h b/src/utility/Config.h
index 6b41c0b..b91d41e 100644
--- a/src/utility/Config.h
+++ b/src/utility/Config.h
@@ -1,7 +1,7 @@
 #ifndef _CONFIG_H_
 #define _CONFIG_H_
 
-//screen
+// Screen
 #define TFT_LED_PIN 32
 #define TFT_DC_PIN 27
 #define TFT_CS_PIN 14
@@ -10,12 +10,10 @@
 #define TFT_RST_PIN 33
 #define TFT_MISO_PIN 19
 
-//SD card
+// SD card
 #define TFCARD_CS_PIN 4
 
-//number of buttons
-#define NUM_BTN 3
-//buttons ID
+// Buttons
 #define BTN_A 0
 #define BTN_B 1
 #define BTN_C 2
@@ -30,6 +28,12 @@
 #define SPEAKER_PIN 25
 #define TONE_PIN_CHANNEL 0
 
+// LORA
+#define LORA_CS_PIN   5
+#define LORA_RST_PIN  26
+#define LORA_IRQ_PIN  36
+
+// UART
 #define USE_SERIAL Serial
 
 #endif /* SETTINGS_C */