Please,
It seems that "Flow Control" signal is not available on nRF24AP2-USB.
EVENT_TRANSFER_TX_START event message appears only one time after the first data packets...
I am looking for cheapest (up to few hundred USD) and simplest Arduino basic solution to track real-time RFID tags distance (also direction if possible) without additional...
Hi all,
I am new to Nordic semiconductor but I could be interessed by nRF9E5. To check if it could fit my requierement, I would like to know if it possible to configure...
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...
Hi,
I'm trying to generate some time variant values for testing purposes... rand() always returns 1447534768! This is in the proximity app FWIW.
So, I thought I would...
nrf24le1 memory map shows that there are two sram block size of 512byte ,the first one is data retentive (address 0-0x0200) ,another one is data non retentive (address 0x0200...
My device use the firmware program ble_app_uart to connect the nexus 7 which Installs the nRF UART 2.0 for Android 4.3 。The first connection is ok，and Data sent and received...
Hello,
I am a beginner in the world of bluetooth and bluetooth smart connections. I am working with an nrf51822 Evaluation kit an android phone (Nexus 4 running 4.4.2)...
Is it normal that after cutting SB8 our chip is still working when connected to USB port? (in case of battery we need to connect pin 1 and 2 from P1). I spend long time looking...
I have a custom board that uses the nrf51822. I have been using the sample application ble_app_uart with only one minor change, I use the internal clock (NRF_CLOCK_LFCLKSRC_RC_250_PPM_4000MS_CALIBRATION...
I'm wondering when my firmware changes over time what will happen with information stored with pstorage? For example if I my new firmware release adds an additional pstorage_register...
If I have persistent data that will be updated semi-frequently, will pstorage wear out the flash memory? What steps should I take to be sure my data storage will remain functional...
Hello,
I tested nRF51822 with ble_app_hids_keyboard example, i found it cannot pair with more than one devices.
Procedures:
Pair PCA10001 with iPhone#1, it can...
Hello.
I have a nrf51822 ek and trying to create my software using same technics as the bootloader example from sdk. But sdk's bootloader in my case doesn't work. I programm...
hello all:
I have compile successfully my project.but have link trouble about my project codes for the nRF51822 with the Keil MDK-ARM toolchain (v4.6).
For example, for...
When I try to read attribute with authorization and reply on request with status BLE_GATT_STATUS_ATTERR_INVALID_HANDLE, my device (nRF51822) goto app_error_handler method...
After importing every of your android project demos to eclipse I have following warnings:
This Handler class should be static or leaks might occur (com.nordicsemi.nrfUARTv2...
