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,
I have some data which i want to send from nrf51-dk to ESP8266 . i have tried Ble UART central example to write data serially but doesn't achieve any result. I have also...
I have 2 Channels with SAADC taking samples. They are configured to respond to BLE characteristics that have read and notify properties, each channel has its own characteristic...
Hi,
As in the Product Specification of nRF52, pin number 9 and 10 are configured as NFC pins. However, this setup is conflicted with our pin mapping for other sensors in...
I am trying to store a small amount of data on the nRF52832 with the FDS module.
I followed the following code found in another question:
devzone.nordicsemi.com/.../...
Hi,
We are currently migrating our codebase from SDK 13 to SDK 14 for NRF52832 based board. One major difference we see is that SPI transfer completion callbacks are not...
Hi Dear Nordic!
We have prepared 200 pieces of PCB (used nRF52840) to pre-test our Product.
Now we are waiting for nRF52840 IC to solder.
Is it possible to buy ~...
Hello,
I've just found the Zephyr project which provides very interesting features and many questions are rising in my mind, but I don't know if this is the correct place...
I want use the NRF52832's NFC Tag in a bracelet. I need to know when the battery of the bracelect
is out, can the NRF52832's NFC Tag still be readable? Like the UID of the...
Hi
I add code in nrf5_SDK_for_Mesh_v0.10.0-Alpha_src, and when it run the follow code
and the ret_code is 4, I get information from the follow code
it is NRF_ERROR_NO_MEM...
Hi everyone !
I'm working with nRF 52840. I've downloaded softDevice s140 using Keil. Afterwards, I selected the target to nRF52840_xxaa and then build the project of Heart...
Not sure I understand the sentence. Do you guys mean "enabled"?
PSEL.SCK, PSEL.MOSI and PSEL.MISO must
only be configured when the SPI master
is disabled.
infocenter...
Lately I've been getting randomly occuring hardfault in my code during heavy BLE traffic and Sensor data collection times. From the hardfault_implementation.c loop I see the...
Hi,
Is there a size limit for the vendor specific service UUID? It looks like it should be 16 bits but I can't set more than 4 bits in my code.
I am using the uart central...
Hi everyone,
I wanted to know if it's possible to change the length of a characteristic's value after it has been put in the attribute table. Reading some other answers...
