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 am trying to connect my android mobile with nRF52DK. At the first moment it gets connected and then I am able to access service and characteristics but once it gets disconnected...
Hello,
Is it possible to run CMSIS-DSP library on nrf51822, I would like to use the FFT function for analysing the accelerometer raw data on nrf51822. Is anyone have already...
Dear all,
We have designed prototype with BL652 (nRF52832) and would like overwrite smartbasic with softdevice, we have Segger jlink connected by SWDIO and SWCLK how we...
Dear Devzone,
When working with the nRF52840 I had implemented an ethernet connection using the W5100 chip. I used some examples and libraries from this blogpost
I had...
Hi all,
may be it is just my misunderstanding, but I think it is must be fixed...
SDK12 ble_db_discovery.c\ble_db_discovery_start() never resets ble_db_discovery_t.services...
what happens when USB supply is powered but VDD isn't powered?
The internal USB LDO is working ? DECUSB go to high or not ?
Is there a leakage current from usb to nRF? ...
Hi, all!
Is it really possible to timestamp 4 GPIO edges in parallel with the nRF52?
It would need to be as fast as possible and some edges might be simultaneous so...
hello:
I'm looking for a bluetooth solution for our equipment. We need a chip that simulates a serial port, what we send by SPI port, it is received in the mobile and the...
Hello,
I would like to understand how can I make use of the macro ERR_TO_STR_TWI in order to know what error is being given by my TWI module function.
I have tried something...
I am attempting to run the SoftwareSerial example on the Arduino Primo.
The example code does not work and I am wondering whether the pin assignments are correct.
Example...
If I use PWM "nrf_drv_pwm_simple_playback"
and that will go to "start_playback"
How can I catch end point after it finish entire function?
BTW, the process will keep...
Hello All,
I am working on nRF52-DK, nRF52832 PCA10040, and i want to know on how i can wake up my device from sleep mode using hardware interrupt. I am using interrupt...
Hello,
i want to power off and on the board using the Long Press Button Event.
Is this possible? Please help me out to resolve this issues...
Thank You
I used to get all my output by running cat on /dev/ttyACM0. Now I only see the first few lines, until the filesystem gets mounted.
How do I prevent Linux mounting the filesystem...
