Thanks Stefan. The zip file making and updating steps work perfectly for me, if I follow your steps and make it from your stock pre-built "dfu_test_app_hrm_s132.hex". My question...
Hi!
I'm trying to configure my NRF8001 module with the help of nRFgo studio. I'm using Nordic UART over BTLE service template. The module can be discovered via nRF Master...
I'm trying to make a BLE device that actually pairs securely. I posted this question on StackOverflow but didn't get any answers - maybe someone here knows more. As far as...
I am using esb in SDK 11 and my understanding is that the radio causes interrupts that are forcing and cannot be disabled. These in turn causes software interrupt 10 to be...
I'd like to read and write data to the reserved app data space while in the bootloader. Is this possible with pstorage?
Because the BOOTLOADER_SETTINGS_ADDRESSS = 0x0003FC00...
Hi,
I am using 'pstorage_update' to store data in the internal flash. Whenever the number of bytes that should be written matches the size of a storage block everything...
Has anyone tried to generalize this example to different sized variables? What I would like to do is allocate a data structure, write that to flash, and recall it at a later...
Hello,
I'm developing Win32 application, where I have to communicate with BLE device from our customer. At the beginning is simple application level authentication (with...
At the moment I am collecting 64 RSSI values into an array and want to calculate the average and variance of them. I have managed to calculate the average by adding up the...
Hi i am trying to debug the ble Uart app for confuguring device as Central. Which function is responsible for BLE Connection. I unable to debug this code with breakpoints...
I'm using a PCA10040 V1.1.1 dev board (nrf52). I programmed it with "Nordic_HRM" example, but modified it to send 20bytes data at 100Hz.
Then, on my PC, I use a PCA10031...
Hi,
I do not want to use the device id as my unique serial number of the nrf52840 chip and would like to generate my own . Where and how can I store this serial number...
I am using nrf51422 device with the SDK 11. I am running the hear rate application ble_app_hrs_pca10028_s130. When I connect to the device (using the nRF Connect app for ios...
Hi. I send 240 byte long messages using ble_nus_c_string_send at the moment.
How come the length field is a uint16_t if the max size is 247 bytes? Is it for future proofing...
I have a custom design buildt on ble_app_uart peripheral example from SDK 12.2.0. I use a timer that I start from case BLE_ADV_FAST in on_adv_evt to send a message to a display...
Hi,
I am using a PWM to control the output of an LED driver and I am implementing a soft_on function when powering ON the driver, so we have a start_PWM function that looks...
Hi, I want to start some projekt with BT840 module and use Keil to programming it. Also, I have Segger jlink programmer but I don't know how start. Can you give me some tips...
Hello,
we are using nRF52840 and have to directly use the CRYS API of the CryptoCell310.
In the documentation of the function CRYS_HASH_Update, the following is written...
When I use the battery to power on, I get NRF_POWER-> RESETREAS = 0x00010000. I check the register manual to see that it is GPIO wake-up. But I didn't configure GPIO wake...
Hello,
I am using Samsung Galaxy Tab A (2016) with android version 5.1.1 build LMY47V and I can not connect to the bluetooth module at all. In the log of the nrf Connect...
