Hi guys,
In the iot sdk in mqtt.h there are typdefs for "mqtt_topic_t " and "mqtt_subscription_list_t".
I'm trying to set several topics (5) and subscribe to them.
...
Hi,
I am using nrf5832 that is running a coap server example.
I have modified it a little so it reads sensor data via i2c and returns the data using the coap callback.
...
Hi,
I would like to receive some suggestion about finding a CHEAP smartwatch / wristband already available that has these minimal features: BLE (with SDK / GATT profiles...
Compiled with Keil4 software compilation and C of the mixed program, the error is:Branch offset 0x00000228 out of range of 16-bit Thumb branch, but offset encodable in 32...
Hi,
I am currently working on a prototype with Silicon Labs Thunderboard sense. I am looking for a replacement product that has NRF BLE module. All I need is a BLE module...
I would like to hide BLE advertising from normal BLE devices.
And only be able to see such advertising with dedicated scanner.
I was thinking of changing access address...
Im making a project were i have two robots each one with a device connected with a mobile phone. But at same time i want that, when they are near each other they exchange...
I'm not using a softdevice, and am doing some time critical measurements when the radio begins transmitting.
This code works very well with nrf51:
__disable_irq(); NRF_RADIO...
Hello
I have a question i cannot figure out. I'm using my phone to send string on my NUS client (NRF52 with SDK15.3.0 and FreeRTOS) and the event BLE_NUS_EVT_RX_DATA is...
Hi,
I am new to development with Nordic chips. I am using nRF52840-DK (SES,nRF5_SDK_15.3.0_59ac345) to read analog input on ADC pin AIN0. I want to continuously read the...
Hi,
I used a NRF52832 to test our product with Python Script.
I enable my notification. I start to receive notification and I have a crash after received first notification...
I've used the DFU bootloader from SDK 14, s132 and the ble app uart example as a boilerplate for my app.
Now i'm looking into making some relatively large changes to the...
Hi,
I have problem compiling "HTTP application update" sample form the SDK for the NRF9160. I am using all the latest tools: * segger embedded studio: v4.18 * nrf SDK v1...
Hello,
I had problems connecting the periphery to the central. When I connect them, I get notifications like this from peripheral, but after this message they don't lose...
Hi,
We are using nrf52 dev boards running mynewt and until two days ago we could use the app to identify/provision and get composition data for nodes and get composition...
We are in the final throws of testing our boards that are based on the BLE UART Peripheral application. The current test environment involves monitoring board and battery...
i changed the code to send environment data over ble_nus service and it was worked
so i tried to send motion sensor data over ble_nus service and i changed code but no data...
Im developing a mesh network based on a custom board using the nRF52832.
I fine with sending some bytes over mesh . But now i want so send more bytes over mesh using Instaburst...
Hello,
I am using nRF52840, SDK_16.0.0, S140 SoftDevice and Segger 4.16 for flashing the image. I am using ‘ble_app_blinky’.
I have few queries on setting Tx power...
Today ,I look up the SDK revisions,found that SoftDevice S130 V2.0.0 support NRF51822 V3.Now my production use S130 V1.0.0,but Chip revision unknow(N51822 QFACA2 1921DC).Is...
I have an application based on ble_app_hrs_freertos from SDK14.
Sometimes the application will not start advertising. When this happens, it does not help to power-cycle device...