dear all,
i need your help.
Where we are:
We use mbed software developer platform.
We have BLE Nano V1.5 + MK20 USB Board V1.0 from RedBear.
We are able to generate...
Hi:
environment:
target board: DK52 board and run LWM2M example of IOT-SDK v0.9
router: ubuntu 16.04 on VM and runs bsserver and LWM2M server on ubuntu 16.04 ...
Hi,
I'm interfacing a nrf51822 and a H8/3294. My question is how much can I drain a the txd pin of the H8/3294. That means my question isn't really about nrf51822.
In documentation...
Hi,
On the 3.30 of nRF52832_Rev_1_Errata_v1.5.pdf, the sleep current with LFXO active is 0.5μA higher.
I am using a nRF52832 module with the low frequency crystal oscillator...
Hi,
I'm using nRF52832 on SDK V12.2. I add the connection params in the conn_params_init:
static void conn_params_init(void){
uint32_t err_code;
ble_conn_params_init_t...
S130, SDK 12.3, ble_app_hrs_c example.
I want to use whitelist function in this example but I can't finish it.
When I run peer_list_get(), it gets all 0xFF, means that...
Hello, Everyone.
I have face some major issues.
First i explain the set-up of my project.
-> I have nrf51822 chip and connected to the external flash memory.
->...
Hi there,
I was trying to understand "sleep" power modes of the chip (CPU + Peripherals) in a bit more details - but my understanding is that everything is handled by the...
Hello guys,
these days i started to work with the CryptoCell library on nrf52840 and i'm facing some issues running AES CCM* mode
little example with pseudo code for initialization...
Hi there,
A little background in my experiences first: I've programmed a couple PIC24 microcontrollers in the past for VERY simple embedded system projects (i.e. making...
hi:
I am working with the nrf52832, and the radio transmitting data packet.I find the receive data is ok, but the crc indicate a data error. Why? This problem is same with...
Hey!
I'm working on a device which requires Bluetooth to be completely disabled for short periods of time. It's got a sensor in it that's sensitive to 2.4 GHz radiation...
Hello Nordic Guys,
We are working on the system based on BLE_APP_UART_C (central) and BLE_APP_UART (peripheral).
“Central” is always “ON” and scanning for the peripherals...
HI there,
I read somewhere here that the SPIM3 bus would be capable of 32MHz operations in the "next" chip revision (that was 6 months ago).
Could you confirm that it...
I have created a device that will connect and pair with one central. I would like it to re-connect automatically after disconnecting because it was out of range or turned...
I can connect/pair/bond to the nrfConnect app and disconnect then reconnect just fine. When I try to do the same to a central running on arm bluez 5.43, the second and subsequent...
I am getting a SOFTDEVICE: ASSERTION FAILED after some time when advertising with whitelist. I am using NRF5_SDK 14.2.0 and have tried both softdevice s132 5.0.0 and 5.1.0...
Hi,
I am trying to use the fstorage lib in SDK 12.3.0. My code is based on this example: https://infocenter.nordicsemi.com/index.jsp?topic=%2Fcom.nordic.infocenter.sdk5...
I'm sampling from the SAADC with a microphone attached and need to send the sampled data over ble to devices, and I want the devices to recognize the data as being a audio...
I need to develop a beacon application with the OTA DFU capabilities (Buttonless). I have the NRF51-DK.
As a starting point, I tried the bootloader example located in the...
Hi,
I'm designing a pcb for nrf52832, and acc. to specification sheet (2nd para under fig. 98) i need to use differential mode to avoid ground bouncing. Can I share a pin...
