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,
so i designed my board based on the NRF51822-QFAC chip. here's the link of the nrf : www.digikey.com/.../5125206
and find attached the schema of the BOARD that...
Hello,
I have some communication overflows on UART on nRF52, SDK 11 alpha, DMA active, big buffers (1024 bytes). I don't understand, nRF52 is not blocked in an interrupt...
When I am trying to use that file for Firmware Over the Air update feature in my application code then program compilation and all is working fine but when I am trying to...
hi all,
i have a electronic device having a button which sends continous data till i keep button pressed.
i want to send these data without losing connection.
i can across...
Hello,
I program the nrf51 in C++ using GCC and Eclipse as IDE (this question is not related to the C++ toolchain).
I was wondering if it is possible to add the extern...
Hello!
I bought NFR52 DK preview board. As microcontroller it works well. But when I try BLE examples, they do not work. I installed SoftDevice S132, downloaded ble_app_uart_s132_pca10036...
Hello!
I want to add the battery services in my nRF51822 project for getting the message of battery. Is there need battery-powered?
But,I am sorry to see that the led which...
hi everybody,
I'm working in a project, I need to establish a connection between a beacon & the mobile phone, I want to prevent any other masters of connection to my beacon...
I am having an issue with running the initial blinky example that came with the nRF51 PCA10028 SDK in the Eclipse IDE . I will include screenshots of the issue. I believe...
Hi new to Bluetooth, but familiar with Radios and embedded devices
I have 2 devices that only connect to each other.
in the interest of extreme battery conservation I...
I am using a BLE UART friend module and I am trying to set the GAPIntervals parameters. I realised that when I set my max conn interval parameter above 2000ms, the device...
I am planning to use the nRF51822 and the s130 soft device to manage data coming back bluetooth sensor nodes. It is likely that there will be more than 8 peripherals, although...
The SoftwareSerial library allows GPIO pins to be used as TTL serial pins by bit banging.
The nRF5 suffers from the same problem that the Arduinos have. 1 UART.
Does...
Hello guys
I tried to start TWI bus and got a lot of questions. (NRF51 1422 AC)
I added necessary libraries, could You tell me what more i need to include in my code ...
