Initializing 2nd OLED display gives EXCVADDR:0x00000000

[pwn-gh]

After I added another OLED display, the Initialize routine seems to cause crashes, but I don't know how to fix it.

Debugger screenshot

Screenshot (12).png (201.59 KiB) Viewed 1522 times

Code is below

Guru Meditation Error: Core 1 panic'ed (StoreProhibited). Exception was unhandled.
Core 1 register dump:
PC : 0x4000c46c PS : 0x00060730 A0 : 0x800d226c A1 : 0x3ffb1f30
A2 : 0x00000000 A3 : 0x00000000 A4 : 0x00000400 A5 : 0x00000000
A6 : 0x000000ff A7 : 0x00000040 A8 : 0x800d3ce0 A9 : 0x3ffb1f00
A10 : 0x00000002 A11 : 0x3f4001dc A12 : 0x00000000 A13 : 0x00000064
A14 : 0x00000019 A15 : 0x60013000 SAR : 0x00000017 EXCCAUSE: 0x0000001d
EXCVADDR: 0x00000000 LBEG : 0x4000c46c LEND : 0x4000c477 LCOUNT : 0x0000003f

ELF file SHA256: 0000000000000000

Backtrace: 0x4000c46c:0x3ffb1f30 0x400d2269:0x3ffb1f40 0x400d1100:0x3ffb1f60 0x400d1295:0x3ffb1f80 0x400d5842:0x3ffb1fb0 0x40086a75:0x3ffb1fd0

Code: [Select all] [Expand/Collapse]

1. #include <Arduino.h>
2.  
3. int bootDelay = 1000;
4.  
5. // SSD1306:
6. #include <Wire.h>
7. #include <Adafruit_GFX.h>
8. #include <Adafruit_SSD1306.h>
9. // Screen width, Screen height, Protocol, Oled reset pin
10. Adafruit_SSD1306 display(128, 64, &Wire, -1);
11. bool SSD1306Initialized = false;
12. void SSD1306Initialize();
13. Adafruit_SSD1306 display2(128, 64, &Wire, -1);
14. bool SSD1306_2Initialized = false;
15. void SSD1306_2Initialize();
16.  
17. // BNO055
18. // #include <Wire.h>
19. #include <Adafruit_Sensor.h>
20. #include <Adafruit_BNO055.h>
21. #include <utility/imumaths.h>
22. //                                    ID, Address
23. Adafruit_BNO055 bno = Adafruit_BNO055(55, 0x28);
24. bool BNO055Initialized = false;
25.  
26. sensors_event_t bnoEulerData , bnoGyrData , bnoLinAccData, bnoMagData, bnoAccData, bnoGravData;
27. int8_t bnoTempData;
28. uint8_t bnoSysStatus, bnoGyrStatus, bnoAccStatus, bnoMagStatus = 0; // Calibration data
29. void BNO055Initialize();
30. void BNO055GetData();
31. void BNO055Display();
32.  
33. // BME280
34. #include <Wire.h>
35. // #include <Adafruit_Sensor.h>
36. #include <Adafruit_BME280.h>
37. #define SEALEVELPRESSURE_HPA (1013.25)
38. Adafruit_BME280 bme;                  // I2C
39. unsigned long delayTime;
40. bool BME280Initialized = false;
41. //         m            hPa            %             m
42. float bmeTempData , bmePresData , bmeHumiData , bmeAltiData;
43. void BME280Initialize();
44. void BME280GetData();
45.  
46. void setup() {
47.   Serial.begin(115200);
48.   Serial2.begin(115200);
49.   //Initialize SSD1306 OLED Screen
50.   SSD1306Initialize();
51.   SSD1306_2Initialize();
52.   //Initiaize BNO055 Sensor
53.   BNO055Initialize();
54.   //Initiaize BME280 Sensor
55.   BME280Initialize();
56.  
57.   delay(bootDelay);
58.   display.clearDisplay();
59.   display.display();
60. }
61.  
62. void loop() {
63.   uint32_t startTime = millis();
64.  
65.   display.clearDisplay();
66.   // Get BNO055 Data
67.   BNO055GetData();
68.   // Get BME280 Data
69.   BME280GetData();
70.  
71.   uint32_t measurementTime = millis();
72.   measurementTime = measurementTime - startTime;
73.   startTime = millis();
74.  
75.   BNO055Display();
76.  
77.   uint32_t displayTime = millis();
78.   displayTime = displayTime - startTime;
79.   display.setCursor(0, 56);
80.   display.printf("time:MS:%i,DISP:%i", measurementTime, displayTime);
81.   Serial.printf("Measurement Time: %i, Display Time: %i\n", measurementTime, displayTime);
82.   Serial.println();
83. }
84.  
85. void SSD1306Initialize() {
86.   SSD1306Initialized = display.begin(SSD1306_SWITCHCAPVCC, 0x3C); // True if successful
87.   Serial.println(F("SSD1306: Initialization: Begin"));
88.   if (!SSD1306Initialized) {
89.     Serial.println(F("SSD1306: Initialization: Failed "));
90.   } else {
91.     Serial.println(F("SSD1306: Initialization: Success"));
92.     display.clearDisplay();
93.     display.setTextSize(1);
94.     display.setTextColor(SSD1306_WHITE);
95.     display.setCursor(0, 0);
96.     display.cp437(true);
97.     display.setTextWrap(false);
98.     display.print(F("CUHAR FC(Debug)"));
99.     display.display();
100.   }
101.   Serial.println(F("SSD1306: Initialization: Done"));
102. }
103.  
104. void SSD1306_2Initialize() {
105.   SSD1306_2Initialized = display.begin(SSD1306_SWITCHCAPVCC, 0x3D);
106.   Serial.println(F("SSD1306_2: Initialization: Begin"));
107.   if (!SSD1306_2Initialized) {
108.     Serial.println(F("SSD1306: Initialization: Failed "));
109.   } else {
110.     Serial.println(F("SSD1306_2: Initialization: Success"));
111.     display2.clearDisplay();
112.     display2.setTextSize(1);
113.     display2.setTextColor(SSD1306_WHITE);
114.     display2.setCursor(0, 0);
115.     display2.cp437(true);
116.     display2.setTextWrap(false);
117.     display2.print(F("CUHAR FC(Debug),DISP2"));
118.     display2.display();
119.   }
120.   Serial.println(F("SSD1306_2: Initialization: Done"));
121. }
122.  
123. void BNO055Initialize() {
124.   Serial.println(F("BNO055: Initialization: Begin"));
125.   BNO055Initialized = bno.begin();
126.   display.setCursor(0, 8);
127.   //display2.setCursor(0, 8);
128.   if (!BNO055Initialized) {
129.     Serial.println(F("BNO055: Initialization: Failed"));
130.     display.print(F("BNO055 ... Error"));
131.     //display2.print(F("BNO055 ... Error"));
132.   } else {
133.     Serial.println(F("BNO055: Initialization: Success"));
134.     display.print(F("BNO055 ... Init"));
135.     //display2.print(F("BNO055 ... Init"));
136.   }
137.   bno.setExtCrystalUse(true);
138.   Serial.println(F("BNO055: Initialization: SSD1306 Status Set"));
139.   display.display();
140.   //display2.display();
141.   Serial.println(F("BNO055: Initialization: SSD1306 Display()"));
142. }
143.  
144. void BME280Initialize() {
145.   Serial.println(F("BME280: Initialization: Begin"));
146.   BME280Initialized = bme.begin(0x77, &Wire);
147.   display.setCursor(0, 16);
148.   display2.setCursor(0, 16);
149.   if (!BME280Initialized) {
150.     Serial.println(F("BME280: Initialization: Failed."));
151.     display.print(F("BNO055 ... Error"));
152.     display2.print(F("BNO055 ... Error"));
153.   } else {
154.     Serial.println(F("BME280: Initialization: Success"));
155.     display.print(F("BME280 ... Init"));
156.     display2.print(F("BME280 ... Init"));
157.   }
158.   bme.setSampling(Adafruit_BME280::MODE_FORCED,
159.                   Adafruit_BME280::SAMPLING_X16,   // Temperature
160.                   Adafruit_BME280::SAMPLING_X16,   // Pressure
161.                   Adafruit_BME280::SAMPLING_X16,   // Humidity
162.                   Adafruit_BME280::FILTER_X16 );   // IIR filter coefficient
163.   Serial.println(F("BME280: Initialization: SSD1306 Status Set"));
164.   display.display();
165.   display2.display();
166.   Serial.println(F("BME280: Initialization: SSD1306 Display()"));
167. }
168.  
169. void BNO055GetData() {
170.   bno.getEvent(&bnoEulerData, Adafruit_BNO055::VECTOR_EULER);        // Euler angle
171.   bno.getEvent(&bnoGyrData, Adafruit_BNO055::VECTOR_GYROSCOPE);      // Rad/s
172.   bno.getEvent(&bnoLinAccData, Adafruit_BNO055::VECTOR_LINEARACCEL); // Linear Acceleration
173.   bno.getEvent(&bnoMagData, Adafruit_BNO055::VECTOR_MAGNETOMETER);   // Magnetometer
174.   bno.getEvent(&bnoAccData, Adafruit_BNO055::VECTOR_ACCELEROMETER);  // Accelerometer
175.   bno.getEvent(&bnoGravData, Adafruit_BNO055::VECTOR_GRAVITY);       // Gravity
176.   bnoTempData = bno.getTemp();                                       // Sensor temperature
177.   bno.getCalibration(&bnoSysStatus, &bnoGyrStatus, &bnoAccStatus, &bnoMagStatus);// Calibration status
178. }
179.  
180. void BNO055Display(){
181.   display.setCursor(0, 0);
182.   display.printf("CL:S:%i, G:%i, A:%i, M:%i", bnoSysStatus, bnoGyrStatus, bnoAccStatus, bnoMagStatus);
183.   Serial.printf("BNO055: Data: Calibration Status: System: %i, Gyro:%i, Accel:%i, Mag:%i\n", bnoSysStatus, bnoGyrStatus, bnoAccStatus, bnoMagStatus);
184.   display.setCursor(0, 8);
185.   display.printf("E:%.2f,%.2f,%.2f", bnoEulerData.orientation.x, bnoEulerData.orientation.y, bnoEulerData.orientation.z);
186.   Serial.printf("BNO055: Data: Euler: %.2f,%.2f,%.2f\n", bnoEulerData.orientation.x, bnoEulerData.orientation.y, bnoEulerData.orientation.z);
187.   display.setCursor(0, 16);
188.   display.printf("G:%.2f,%.2f,%.2f", bnoGyrData.gyro.x, bnoGyrData.gyro.y, bnoGyrData.gyro.z);
189.   Serial.printf("BNO055: Data: Gyro: %.2f,%.2f,%.2f\n", bnoGyrData.gyro.x, bnoGyrData.gyro.y, bnoGyrData.gyro.z);
190.   display.setCursor(0, 24);
191.   display.printf("L:%.2f,%.2f,%.2f\n", bnoLinAccData.acceleration.x, bnoLinAccData.acceleration.y, bnoLinAccData.acceleration.z);
192.   Serial.printf("BNO055: Data: Linear Acceleration: %.2f,%.2f,%.2f", bnoLinAccData.acceleration.x, bnoLinAccData.acceleration.y, bnoLinAccData.acceleration.z);
193.   display.setCursor(0, 32);
194.   display.printf("M:%.2f,%.2f,%.2f\n", bnoMagData.magnetic.x, bnoMagData.magnetic.y, bnoMagData.magnetic.z);
195.   Serial.printf("BNO055: Data: Magnetometer: %.2f,%.2f,%.2f", bnoMagData.magnetic.x, bnoMagData.magnetic.y, bnoMagData.magnetic.z);
196.   display.setCursor(0, 40);
197.   display.printf("A:%.2f,%.2f,%.2f\n", bnoAccData.acceleration.x, bnoAccData.acceleration.y, bnoAccData.acceleration.z);
198.   Serial.printf("BNO055: Data: Accelerometer: %.2f,%.2f,%.2f", bnoAccData.acceleration.x, bnoAccData.acceleration.y, bnoAccData.acceleration.z);
199.   display.setCursor(0, 48);
200.   display.printf("G:%.2f,%.2f,%.2f\n", bnoGravData.acceleration.x, bnoGravData.acceleration.y, bnoGravData.acceleration.z);
201.   Serial.printf("BNO055: Data: Gravity: %.2f,%.2f,%.2f", bnoGravData.acceleration.x, bnoGravData.acceleration.y, bnoGravData.acceleration.z);
202.   Serial.println();
203.   display.display();
204. }
205.  
206. void BME280GetData() {
207.   bme.takeForcedMeasurement();
208.   bmeTempData = bme.readTemperature();
209.   bmePresData = bme.readPressure();
210.   bmeHumiData = bme.readHumidity();
211.   bmeAltiData = bme.readAltitude(SEALEVELPRESSURE_HPA);
212. }

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[ESP_Sprite]

Possibly an issue where the display library doesn't support two displays (at least in the way you use it). Can you decode that backtrace? That usually helps zoom in on the error.