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BLERemoteCharacteristic::writeValue fails with '0x00'

12

SdkVersion: v3.1-dev-239-g1c3dd23f-dirty Arduino IDE 1.8.5 with BT sources from esp32-snippets/cpp_utils/BLE*.* Example: ESP32_BLE_Arduino/examples/BLE_client/ Bug in the method: `BLERemoteCharacteristic::writeValue(uint8_t* data, size_t length, bool response)` in BLERemoteCharacteristic.cpp `data` is a bytearray with binary...

ghost

Crash on pRemoteCharacteristic->getDescriptor(BLEUUID("0x2902"))->writeValue((uint8_t*)notificationOn, 2, true);

9

Get guaranteed processor reset on line pRemoteCharacteristic->getDescriptor(BLEUUID("0x2902"))->writeValue((uint8_t*)notificationOn, 2, true); > Guru Meditation Error: Core 1 panic'ed (LoadProhibited). Exception was unhandled. > Core 1 register dump: > PC : 0x400d52b2 PS...

DShabroff

Hi, I want to set the entire advertising payload and I have tested it writting a custom ADType = 0x88 with data = 0x54. The problem is that appear 3...

JPMJPM

Hi guys! We are new to ESP32. Our aim is to develop a system of one central device and multiple peripheral devices, each p. device making measurements with sensors and...

karelchik

Unable to read data from cycling trainer

5

Hi everyone, I hope someone can help me out trying to create a BLE client to read the power measurement on my cycling trainer! I'm pretty new to all this...

jimmy142

registerForNotify(notifyCallback) crashes with Heap Corruption

5

I am trying to get BLE notification data from my Beetle BLE and am struggling to connect to the notify service. When using multiple BLE scanner apps on my phone,...

ab3lson

Model: ESP32 WROOM-32 I tried uploading the `BLE_notify.ino` example code on my ESP32 WROOM 32, but the process always stops at the `BLEDevice::createServer`. ``` void setup() { Serial.begin(115200); // Create...

greenteabiscuit

Hi there, I've watched the great video from @nkolban and followed it step by step to build an esp32 app with libcurl. Strangely, I'm getting this error when building after...

simonerom

ESP32 BLE Async

4

I have a not typical question. Is it possible to move all BLE tasks to a different thread to execute independently? I founded an example "FreeRTOS". Is it possible to...

JLightMedia

Enhancement: Ability to perform a BLEScan without blocking

7

The current implementation of BLEScan has a `start()` method that takes the duration for which scanning is to be performed. The `start()` method blocks until that duration has completed. While...

nkolban