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,
Actually in our application we have connect accelerometer sensor to Nordic by SPI. I'm calculating power consumption for it. In datasheet it's mentioned for SPI Data...
Hello to everyone,
My problem/question now is about the MasterEmulator. I´m working with the nRF51822(SoftDevice) and i have my own program already working more or less...
Hi
I am a newbie to the bluetooth technology. I want to ask some questions:
How to apply a LLS(lost link service) profile to a bluetooth module?
Can I buy the...
After reading devzone.nordicsemi.com/.../is-there-any-differences-between-nrf51822-and-nrf51922 and the literature around nRF51922, I'd like to know if there's going to be...
Hi,
I've developed an application which sends sensor data through the BLE interface at maximum available bandwidth by checking the BLE_ERROR_NO_TX_BUFFERS return value...
Hello,
I was wondering if anyone has had success communicating with the nRF24L01+ eval kit and a Raspberry Pi. I have found several examples through Google and am trying...
I am requesting the softdevice to start/keep the 16Mhz crystal oscilator running with the following code:
// Request 16 MHz crystal oscillator
err_code = sd_clock_hfclk_request...
Hi,
I have Nordic Nrf51822 custom board.
in that we have spi Nor flash.
i check the spi read and write with an application without soft device enabled.
which is...
Hi all,
I'm having problems when linking my code intended for use on the nRF51822. For some reason there are missing symbols that are needed. I've traced the dependencies...
Hello,
Does Keil's Lite/Evaluation MDK-ARM tool chain version suffice for development work on nRF51 devices? Please advise!
I have seen questions about using GCC and...
I'm using the s110_nrf51822_5.2.1_softdevice with the NRF51822. If I understand correctly, after pairing the NRF51822 with a phone, a long term key has been generated and...
Hello,
I decided that bonding (does it equivalent to "pairing"?) is not allowed in my application, so I modified the following definition in main.c:
#define SEC_PARAM_BOND...
We are trying to get the ANT feature to run based on RTC as follows:
a. Timer RTC0 or 1 (1 for this example - tick is disabled, compare is on.)
b. Timer initialized (all...
Hi,
I'm a new learner for the nrf51822. In the SDk ,there is an example of esb which is used for the radio transmittion with ACK. I want to know that if I can use the esb...
