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...
I use a app_timer_create() function to create a task(200ms once)
when in the task_timeout_handle() ,
I do something more than 200ms,
what will this timer going ?
Hi!
I use nrf51-pwm-library ( github.com/.../) to control brightness of LED RGB light source and it works ok till I don't want to adjust brightness slowly (dimming function...
Hi,
The structure nrfx_spim_xfer_desc_t contains both tx_length and rx_length fields.
Is there a situation where tx_length != rx_length ?
Thanks,
Daniel
I have a nicely working application that occasionally hangs. I have managed to trap a "hard fault" under the debugger (using VS with GCC). I have the system halted with the...
hello, Nordic developers!
I needs help develop rnf52840.
Goal
My goal is ble & 802.15.4 mutiprotocol, not using zboss network.
Actually, It is the same situation as...
Hello,
I am in the process trying to send multiple packets over ble but cannot seems to figure out this UART example.
I have read many posts that use ` ble_nus_string_send...
My understanding is that the nRF52840, which is the only nordic device to support the long range bluetooth physical layer. Additionally this chip requires SoftDevices 140...
Good day,
We are planning in developing our own custom-made nRF52840 PCB using the reference schematics provided by Nordic Semiconductor.
In the initial phase of our...
Hi,
This is more of a bug report than a question, but not sure how to get in touch with engineers outside the forum.
In app_util.h (Using SDK 12.3.0) there are two...
(nRF51 SDK v12.3.0)
The function gcm_init() in gatt_cache_manager.c (BLE Peer Manager Lib) calls ble_conn_state_user_flag_acquire() part of the BLE Connection State Lib...
Dear Nordic,
I bought three nrf52840 dongle.
How i test the mesh i am totally confused how its programmed and how mesh tested with this nrf52840 dongle can you help me...
We are trying to do final optimization of the load capacitors connected to the 32MHz crystal on the nRF52840. A value of 13pF for both capacitors results in a frequency that...
Hi,
Using SDK 15.0 via legacy nrf_drv_power, the nrf_drv_power_sleepevt_init causes fault:
It calls nrfx_power_sleepevt_enable but never calls nrfx_power_sleepevt_init...
I am working with Thread on the nRF52840 and have setup a few nodes and a Border Router 1.0.0 as described in the documentation using Raspberry Pi 3B+.
My sdk is nRF5_SDK_for_Thread_and_Zigbee_v1...
