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 would like to update advertising packet, but every time I get error NRF_ERROR_INVALID_STATE in function sd_ble_gap_adv_set_configure(). I set all parameters properly...
Hi,
I am connecting the nRF52832 UART (on my nRF52 DK) to an external device, which by default uses 9600 baud rate (but can be reconfigured differently).
In the case...
I have a board populated with the nRF51822 and associated components for the application.
I am able to flash the device successfully and successfully verify the flash. ...
I want to send data from the device to the server in some way.
We plan to connect the device and Android via Bluetooth and connect to the network using Android's 4G line...
Hi
We measured the SPIS waveform and found some issue on tspis, vso.
In nRF52832 v1.4 page 303, the max value of tspis, vso is 19ns but we measured it is around 39ns~49ns...
Hi everyone,
First of all ,Thanks for being such a supportive forum, I ask a lot of questions(I am a beginner to nordic and BLE)
I am using the example given in the sdk...
I am using nRF52832 IC with SDK v15.
I want to sample some data with 3200Hz sampling rate from SPI interface. There is an accelerometer connected via SPI interface. I...
We use nRF52832-QFAA-B0 and we found that PAN16 issue is still present, at least in some corner cases.
It happens when we put the chip in low-power mode with WFI ; at wakeup...
Can anyone help me?
Each service is working standalone.
There are two cases:
1.the BLE can't connect auto by iphone.
2.firmware can't receive notify...
I am hoping there is a Wiegand protocol file i can import into the project so i dont have to write it. Is there a function that has already been done i can import into my...
Hi Everyone
I was trying to get the BLE Uart working with the nrf52840.
Everything works fine, all files are compiling and running, but when i debug the code using segger...
Hi,
I use the peripheral ble_app_uart with nRF52832 (Murata module). The nRF52832 is connected to another MCU, STM32L476, via UART.
P0.5 - RTS
P0.6 - TX
P0.7 - CTS...
Hi.
I am developing a FW for nrf52832 and am using the nrf51 dongle as a testing tool using nrfconnect.
However, this is not working good because the dongle misses notification...
i need use flashwrite in my code, but i found sometims when i write data in flash, the BLE connecting sometimes is borken, i used this funciton flash_word_write(uint32_t ...
I am looking for help in doing a hardware reset. How can this be done? Do I need to make P0.21 active low so that P0.18 is enabled to be in RESET mode? This is for hardware...
