Hello,
I am trying to ecrypt some data in order to send some data encrypted in the MINOR and MAJOR adverts of the device.
I used this code to ecrypt the data ( this is...
Hi,
i use anRF51822 with soft device 7.
I run the UART app on my iPhone 4s with ios7 and on the nrf51822 board the ble_app_uart with keil uVision5.
Both devices connected...
Hello,
I upgraded nRFgo Studio software to version 1.17.0. Installation goes OK but the application crashes every time I try to launch it after installation process.. Then...
Hi,
i tried to send data from ios 7 via tx_characteristics(like in UART example) but received error:
didWriteValueForCharacteristic 2A38 error = Error Domain=CBErrorDomain...
I have been trying for a few days now to get my environment setup for development with the nRF51822. Since there is no official configuration for the Mac w/ Eclipse I have...
Apologies if this has been asked before but did search for 'format' in faq and got nothing.
I have been answering to questions.
In my answer I place hard empty lines....
Hi
i use nrf51822 s110 "hrs" example to transmit the data to ios.
I need to add an option to send back some data (from ios to nrf51822). 10 bytes maximum .
how can i implement...
tl;dr: UART transmission sometimes stops and never resumes. Only a
power cycle resolves the issue; a system reset is not sufficient. The
problem only occurs when flow control...
Hello,
as far as I have gathered, it is possible to use multiple peripherals on one device with the current alpha release of the S132 Softdevice. What I did not understand...
Hello,
today I had a problem where a timer was causing my device to reset after a while, because the app scheduler queue got full and it was raising an NRF_ERROR_NO_MEM...
Hi!
I am playing with NRF cloud and Android phone gateway. I am not able to find out how to carry out firmware update over NRF cloud. Would you please shed some light?...
I am developing an application with a single service that has a single characteristic with read and write operations.
I want to give the ability to writing to this characteristic...
Hello,
I am working on a project with STM32 master and nRF51822 slave connecting to Android/iOS mobile apps.
I send the advertising parameters from STM32 to my nRF51822...
Hi,
I am new to firmware engineering. I have a simple and basic question.
If there's Timer A and B, and both interval is 100ms, what happens to the timeout handler functions...
I want to add some configuration files to nrf52, so can I write data in flash and read when I want.......I have the example code of twi master_twi slave but it engages the...
I have followed the instructions for sniffing ble packets with wireshark. Errors would occur when using 2.2.5 so I switched to the latest development version. See this question...
Hi, I am developer of indoor location tracking solutions for asset tracking applications, actively looking out for new technologies, i would like to understand what are the...
Normally I am using nrf51 for peripheral(sdk 8.0.0 s110) and central(sdk10.0.0 s130) device. But I want to use nrf52 for just central device. I tried nrf52 for central(with...
Hello All
Currently i am using nRF51422-DK (PCA10028) Board .I am planing make mesh network using nRF51 devices.i go through the mesh network introduction document which...
Hi,
I'm trying to set a button as an interrupt source. I wrote this code:
void Init(void){
pwrmng_MainStatus = PWRMNG_STS_STARTUP;
//LED
#ifdef DEBUG_LED
nrf_gpio_cfg_output...
I want to read the status of LFCLK,but I find that ,the value I have readed is awayls zero! my code is follow :
LFCLK_State = ((NRF_CLOCK->LFCLKSTAT) >> 16) & 0x00000001;...
Hi,
I had done secure OTA in nRF51 DK board using SDK 12.2.0 and s130 2.0.1 softdevice. Now, i am trying to same thing with my custom Board RL-51822-A1.
For that first...
