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...
In nrf_drv_adc.c , there are loads of these ASSERT() macro calls:
ASSERT(mp_state == NRF_DRV_STATE_INITIALIZED);
But there is no variable mp_state. This will fail...
Hi! I have asked a question in this topic ( devzone.nordicsemi.com/.../) and now I can send one packet of 20bytes. What I cannot do is sending two packets at the same time...
I have nRF51 Dongle.
I can set it in BOOTLOADER mode and update firmware like:
developer.mbed.org/.../
I see the dongle in Device Manager/Disk drivers like "MBED microcontroller...
Hi all,
i have a little issue.
If i remove the bond information with app Master control panel, my slave cannot connect again with my phone. [Pairing Reject from Nordic_CTS...
I am moving from S110 and SDK 6 point something to S130 and SDK 10. I have my basic BLE code going but am unable to get the SPI back-in-action. I am using gcc and the s130...
I use NRF51822qfaa,s110 v8.0, now I use master TWI to drive the TWI bus chip.
the TWI bus chip Slave Address is 0x48.please see the below program .
question:
1.The...
this is the main program!
#include <stdbool.h>
#include <stdint.h>
#include "nrf_delay.h"
#include "nrf_gpio.h"
#include "boards.h"
const uint8_t leds_list[LEDS_NUMBER...
Hello,
I migrated from SDK 9 to 11 (S132) and i cannot receive anymore custom advertising (from another nRF52)
I receive another devices advertising events so reception...
I'm looking to use this dk for a small project.
Has anyone made or seen a box for the devkit easliy available (.STL) for 3d printing?
And for added coverage, can I just...
The documentation for EVTEN in the manual, showing the RTC Tasks and Events system (Figure 45) led me to believe that if EVTEN for an event is disabled the EVENT will never...
Phone Model: model MX4 from MeiZu china
APP applied: nRF Master
experiment 1:
Here in my hand, when a android phone try to connect to the device which contain the service...
I just now saw the press release for the Primo .
In theory the bootloader should just to be able to be loaded to an existing DevKit either via NRFstudio or the NRFprog...
www.youtube.com/watch
Hi,
I'm a beginner in Iot. I found this interesting video and observed that NRF51 SDK and NRF Beacon communicate with each other. I want to send...
I have12 input pins to my application. But the code fails when I try to add the fifth button.
Is there a limit to how many input signals I can add?
static void gpio_inputs_init...
Hi,
I am using SDK 11 and S130 for my ble application. S130 acquires 108k of flash memory. How can I reduce it to less than 100k or should i use S110 since it uses just...
