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...
Hi, After i flashed the firmware MEFW nRF58122 0.11.0, MCP "start discovery" button is disabled. I flashed the lower version MEFW nRF58122 0.9.0. Same issue.
There is exception...
Dear all,
I have a question on the LFCLK accuracy in the smart beacon kit, which is pca20006.
When I see the specification of LFCLK crystal 32.768kHz, this crystal has...
I'm developing a product using a module with a built-in NRF51822 and I'm experiencing a strange error:
After staying in a connection for a long time (hours to days), the...
Hi, I'm making a product with the nRF51822 chip.
I was looking at the MFi.
As you see in the picture, the condition for not taking the MFi is like this.
At the...
Hi, I've written my own ACI code for an arm cortex M3. So far, everything is working fine. However, I've noticed that if all data credits are used up and a DisconnectedEvent...
I'm using nRF51822 SoC and i want to notify the Androïd(4.3) application with the changes of the Major value due to switching the beacon mode . How to change Major value ...
Hi,
i can say that i'm familiarized with nrf51 devices from some time ago.
Using softdevice 7.1.0 and MCP 3.7.1 i was able to perform a device firmware upgrade using just...
Hey I am working on nordic nRF51822, I have a doubt.
Basically I want to use it as an iBeacon and along the iBeacon payload I also want to send some services.
Is that fundamentally...
Hello,
I tried to get the bootloader dfu example with the S110 8.0 and the latest 8.0.0 SDK running but ran into tons of issues. The packet handling with KEIL is just insane...
Hello everyone!
I'm writing here becouse I'm quite new to the embedded world and I'm experiencing some troubles starting with this platform.. I must say that, since I found...
Hello,
In my application, I'm going to power the custom board with a fixed 5V connection. What is the best practice for powering the nRF51422 IC? I was thinking in using...
Hi.
We need to ring the Buzzer with 4.2kHZ PWM.
However, in the event of 4.2kHZ in nRF51822 PWM is inaccurate about 2us.
Please tell us how to fix it.
※link Very...
I use this step-by-step guide to run nrf51 Iot SDK example on nRF51822.
First I modified app_ipv6_coap_client_pca10028 such that I can run it on nRF51822.
I downloaded...
Hello Everyone,
Im using the NRF8001 for my application and was looking through the arduino SDK provided by nordic.
I want to run the device in UART mode but do not...
Hello!
I have been trying to figure out how to get the device ID/MAC address for the NRF8001, and I found the lib_aci function lib_aci_get_address() that calls a cmd event...
