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...
Hello,
Can you please provide full schematic for nRF52 dev board. I looked though the documentation and there are small bits of the schematic, but I didnt find full sch...
Using a nRF51822-QFAC-A1 on the nRF51-DK I noticed unexpected behavior when starting the HFCLK and LFCLK in rapid succession. This variant reproduces the problem at startup...
I would like to have 31 bytes for my own in advertising and so far I have disabled everything except adv_flags (it still takes 3 bytes cause of length, AD type and value)...
Hi there,
just wanted to know what the practical differences between the JLINK and mbed MCU interface firmwares are.
From what I experience I can only use the UART over...
Hi,
I'm writing a service to send indications on a couple of characteristics that are part of a service. In order to determine whether indications have been enabled or not...
Hi,
Is there a smaller version of the desktop 2 firmware? I don not need firmware for NFC only ble 4.0. Also would like less complicated pairing. The 6 didgit code is unnecessary...
Hi , I tried to change the transmission power using the s110 API and tried checking if the value of the register storing the transmission power is changed or not. Following...
Hello,
I'm trying to create my own bootloader application that uses softdevice in IAR. I would like to know how to configure my project so that it writes 0x0003A000 to...
Hi all,
I've a problem using pstorage: after I execute a pstorage_clear, my ic (i have the pca10028 board) go crazy, the application I've write stop execute and I can't...
I have an application that advertises as connectable in BLE.
After connection and configuration, it should then disable connectable advertising and enable nonconnectable...
Hello,
My nRF51822 custome board has problem at first programing software with nRF51 DK. So I checked nRF51822 boot sequence and found diffence compare with nRF51422 which...
I develop my BLE with SDK 8.1 and softdevice 8.0, and I want to restore some data(about 50 bytes) to flash, can anyone please help to provide me an example for the entire...
I have had a look at you experimental implementation of DFU signing.
I'm very concerned about the code size. The old Bootloader used about 13KB and the new one with signing...
