Ok so here is the issue. I was trying to build a simple application which is described in the tutorial for characters. After building an advertisement and understanding the...
I was working with IAR and SDK10.0 before. For some reason I have to transfer my project to Keil and SDK9.0. My program worked well for the old settings. While keeps got NRF_ERROR_SOC_NVIC_INTERRUPT_NOT_AVAILABLE...
Currently we are considering whether we should use external Flash Memory or NRF52 Internal Flash.
External Flash memory has a lot of drawback in comparsion with internal...
Suppose there are 10 BLE peripherals in a room and one BLE Central,then is there any way i can get the list of available peripherals[name or id.. etc]?
I am using NRF5182...
I am using SDK_11 s130 on nrf51-dk. When err_code is any value other than NRF_SUCCESS, APP_ERROR_CHECK(err_code) will cause nRF51-dk board to reset. How can one get APP_ERROR_CHECK...
Hello All,
I have problem with ble_app_uart which are not support DFU services.
When I am implement both services device will not advertise. and when ble_nus uninitialized...
[symptom]
I want to update my application/bootloader/softdevice by DFU.
Steps are shown below.
bootloder/softdevice update
if 1 step is done, application update...
Hi Sirs:
I've searched 52840 specifications and devzone, but there is no related information about the maximum external flash size could be adopted on 52840.
Would you...
I'm attempting to use PPI and Timer2 on the NRF52810 to count the clock pulses coming out of the SPIM driver. As there is no way to do this internally (as far as I know) I...
Hi,
I'm using a nrf52 as pheripheral BLE in embedded system with sensors. I need a ble central to receive the data from the sensors by connecting to the nrf52. I'm trying...
Hello, i am trying to store a lot of informations in the flash in order to do this i separated my data in several arrays. I want to store all my arrays in with the same file_ID...
In our project, two RF modules (with nRF24L01+ IC) are used in communicating data. If there is no WiFi around, the two RF modules can communicate very well without packet...
Hi everyone,
I found this example in the SDK for the nRF52840 Dongle: nRF5_SDK_15.0.0_a53641a\examples\connectivity\ble_connectivity\pca10059\ser_s140_usb_hci.
With this...
Dear Sr.,
Can't detect carrier
They are two PCB one TX Carrier and other mush Detect the carrier ---------------------------------------------------------------------...
mains.c
Hello Everyone,
I have deveLoped the Custom PCB whixh has the push button which is connected to VCC so i would like verify my software logic for button configuration...
Hi,
We have a new product based on the NRF52840. We are trying to add NFC record text to the firmware that based on SDK15. We could get the NFC record text from the NRF52840...
We're evaluating the nrf52840 and I am looking at the SPIM peripheral. The datasheet states the following:
"If several AHB bus masters try to access the same AHB slave at...
i am working on the Cycling Speed and Cadence sensor central configuration using nRF52832 DK in Segger Embedded Studio. I used the RSCS central example of nrf_sdk_v15.0 and...
I'm trying to migrate a working application from SDK 14.0.0 to SDK 14.2.0. I was using app_twi on SDK 14.0.0 and am now using nrf_twi_mngr on SDK 14.2.0. One difference is...
Hi all,
Just noticed the RTT logs are broken with GCC in SDK14.2 while they work fine in SDK14.1
I found the cause is the definition of the macros:
/*
* For GCC...
Hello.
I am working with a custom board. I have been wondering how to change the default polarity for a pin? I need LED_1 to have a polarity and the other 3 LEDs to have...
