Hi,
I am using ADC without external reference and no analog input in order to measure the battery level with a timer (code at the end).
I am also reading several ports...
Hi,
I'm programming the nRF51822 and save some user data into the FLASH by using pstorage_update . It works fine if I set system off mode, and wake it up. I can read back...
Hi,
I have been using nRF51822 with my Android app using Android's Bluetooth Low-Energy APIs.
In order to get more details, I am currently working on integrating the Android...
I'm looking at interfacing a typical Wheatstone bridge sensor to the nRF51822 ADC. This particular sensor only requires a mA or two for excitation and the output fits within...
When use the "nRFBeacons" app to update the info on my beacon the following happens:
Go to update tab.
Select "Connect"
Press "SW2" on beacon and see the LED begin flashing...
I am using s110 and nrf51822. I've set up up a long characteristic of 154 bytes.
Sending between 1 and 154 bytes works as expected.
Sending 155 - 160 bytes gets rejected...
Hi,
I tested the nrf beacon application, it allows only the beacons with company identifier 0x0059 (nordic's id). But i need to modify it to support all the device, how...
Hi
What is the default PHY when using NRF52832, SDK 14.2 and SD S132 v5.0?
When does a device's PHY get reset to this default value? Is it upon disconnect or is it as...
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...
