Hi I am using Jlink board, when connected to my pc, I can't select nRF5x programming.
Version I am using is 1.20.0.2. I tried the uninstalling everything and installing....
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...
Keil 5.18a forces me to install "missing Software Pack"
I am trying to set up SDK 11, SD312, with Keil 5.18a, but when I try to load an example from the SDK 11 examples folder...
Hi! I have a nrf51 that act as a central and a beacon that is my peripheral, they connect to each other using is_uuid_present but I can't enable notification using db_discovery...
Hello,
I am currently designing a PCB containing the nRF51822 chip and I am concerned about how I will be able to update the program.
I have 2 main questions :
I...
Hi,
I developed an application with Nrf51822 with some bonding need.
No problem with android or using the dongle, but using iOs systems it happens that after a random attempt...
When I add a GATTC in S110-V6.0.0 ,my GATTS stops working,the NRF Master control panle retern ERROR(0x85):GATT internal ERROR Error(0x85):GATT ERROR .Can S110-V6.0.0 run GATTC...
The note on the IoT softdevice says:
"This SoftDevice is a technology prototype only. Therefore, it should never be used in production."
Will there ever be a production...
Hi
I know perfectly it is not possible to debug while the softdevice is enable and the Bluetooth is working. When I try to set up a breakpoint under these conditions, the...
hello there i want to communicate nrf51 and nrf52 using i2c protocol. [https://devzone.nordicsemi.com/question/75218/i2c-in-nrf51/?answer=75221#post-id-75221]
from this...
Hi ,
I am working on the heart_rate_collector example code of nrf51-ble-driver_linux_0.5.0.
The program detail of nrf51 as below:
-- sorftdevice : s130_nrf51_1.0...
Good morning,
I have designed a prototype based on nRF51822 device. Now, I want to program it with a demo software and I have the Ulink-me tool instead of Segger. From Keil...
Hey ,
I'm trying to implement a device that waits for the clicks from the user and sends it over ble as notifications.
i have written the header files for sensor . and from...
im trying to get my nrf51822 connecting only to my phone, I set the phone mac address on white list, but I cant connect to my phone (android) wiht nrf master control.
How...
When my program hits an error returned by an NRF API call, I get a hex number corresponding to that error from the app_error.c:
case NRF_FAULT_ID_SDK_ERROR:
m_error_data...
We've got devices that are out in the field which were built on SDK6.1 w/ 110 SoftDevice 7.1.0 on an nRF51822.
Went with the dual-banked solution as that was what was available...
We are developing a blood glucose meter based on the nRF51.
To comply with Bluetooth Continua, do we just implement the Glucose Profile and Service (GLP and GLS)?
Do you...