I'm trying to debug a randomly occuring Hardfault. In trying to trace down the source I read the CPU registers use the Nordic hardfault_implementation.c which grabs the register...
Dear nordic employee
my purpose is send a data the length is from 150 to 273
when my server device send data by sd_ble_gatts_hvx(the send length is fixed 10 bytes) ...
Dear nordic employee:
The service I want to find is the sound service of the thing52 thingy sound service
I tried to modify the HRT_central_client project to find the...
When I was using the device as peripheral, I was wondering when the Softdevice notified BLE_GAP_EVT_SEC_PARAMS_REQUEST and BLE_EVT_SEC_INFO_REQUEST:
1, when peripheral...
hi dear nordic employee:
I tried to build the project ble_app_hrs_c(pca10040) by keil5
but I get an error :
._build\nrf52832_xxaa.sct(7): error: L6236E: No section...
Hi,
I am a bit confused about power consumption when using app_uart_fifo. To save power I put MCU to sleep in between each sent and received byte by using __WFE and __SEV...
Hi! I am building an android app for my project. I am using Proximity , UART and DFU from nrfToolbox app. I have 3 buttons on my home screen dedicated for each of them. I...
Hello,
Recently, I used the LedButtonDemo to create a program which make one rotation on a step-by-step motor.
The program is very simple : in place of toggling the led...
I am using the nRF51422 for sensor. This sensor is paired to a slave in the most simple way: the slave searches with a wildcard for a sensor and the stores the devicenumber...
Looking for a 3rd party supplier with a certified module.
Module pinning makes it possible to program new software into the module.
The question is: If I change the software...
Hello,
I am using nrf51822 with softdevice 110.
I have noticed that there is some power usage between advertisements, that is more than what is being used when no advertising...
We're having difficulty preventing our nRF51822 from resetting when ESD events occur. These events are not directly on the nRF51's I/O pins, and we've tried things like grounding...
Hi,
I am having a BLE peripheral on NRF51822 chip.
I have set to MITM to 0.
I want to communicate with an iOS app which will act as central device.
When i first connect...
Hi,
I'm planning to use the nrF51822 in the end product and the nRF51DK kit has nRF51422 and not the nRF51822. the user guide for the kit says that 51422 supports ANT protocol...
I am doing a bootloader to support updates via ESB. I am using MicroLib. I am not using SoftDevice.
My project mapping:
Bootloader 0x0000-0xBFF
Application Vector Table...
I use Keil uVision 4.74.0.22 to compile nRF51-ble-bcast-mesh-master with nrf51_sdk_v6_1_0_b2ec2e6 and get the rbc_mesh_BLE_Gateway.hex. However, I drag and drop the hex file...
The iOS app we have is identifying the device via the name broadcasted and the service UUID. On production devices, are the Service UUIDs on the same product, the same on...
Fisrt of all, I have searched all the questions but now still can't make bond work.
I've done below work:
1, modify main.c file to add device manger function
2, modify...
Hello,
I am using NUS service as a peripheral with read and write characteristics and tested on master control panel.
Now I am using S120 stack for central device and...
Hi,
I have a PCA10028 which has a 51422, and trying to run ble_app_uart_c example on it. But no success. I don't get any thing on COM and LEDs do not turn on at all. Does...
Good morning,
I am using nRF51 SDK v10.0.0 and I have to synchronize access to a hardware resource shared between two control flows. One flow is an interrupt handler invoked...
I just ported my SDK 9.0 app timer code to SDK 10.0 which requires the use of the new APP_TIMER_DEF() macro. The problem is that is generates warnings in Keil (v5.17) that...