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...
I'm pretty new to embedded systems development, but I've started to find my way around. I am trying to strip the SDK example programs down to minimal examples, in order to...
Hi!
I am trying to implement oob pairing, but I don't know how to do it.
I' ve got 2 nrf devices. Central and peripheral.
Central receives oob data, which it stores in...
Hello, I am using spi_master example to get a sensor output from ADXL345. Currently, it seems my code can read output data, but there is error showing for settings mismatch...
Hello!
I successfully followed nAN-36 and loaded the code into a NRF51 DK (PCA10028).
The next step I intend to take is to prepare a custom central service that matches...
Why sd_ble_gattc_hv_confirm returns NRF_ERROR_BUSY ?
I want to send a confirmation after I receive a indication from server(s110 ) ,when I receive data ,
in on_evt_hvx(...
I am trying to figure how to pin my nrf51822 on a PCB. I need the chip to sample and convert an analog voltage signal coming from a photodiode heartbeat detection circuit...
Hello
I want to setting up DFU in my project. I followed this document :
link text
I'm using IAR EWARM and nRF51_SDK_8.0.0 and "nRF51_SDK_8.0.0\examples\dfu\bootloader...
Dear all,
I have written some code that controls the SPIS and allows it to transfer data as if it were a master. I am generating the SPIS clock from one timer, and I am...
Hi everyone
for my application I must use the Bluegiga dongle like central (PC side) and nRF51822 for peripheral (hardware side).
So I implemented cable replacement app...
I feel stupid asking this question, it should be documented in the standard and the code but I have looked and googled with no luck.
I want to populate the ble_rscs_meas_t...
What are the considerations when choosing between using an external 32.768 kHz oscillator and just using the internal RC oscillator as the low frequency clock source?
Here...
Hi,
Does anyone know if there is windows (8.0) visual c++ command in the BluetoothGatt functions to use the memory request event with S110?
Many Thanks
Hello,
I would like to develop a quick prototype with nRF51/52 however do not have experience in designing apps. I have seen the example apps and was wondering whether...
Hi,
your Central is able to hold 8 connections with peripherals. Perhaps someone is able to explain how more than one connection is handled? If only one Central is connected...
My Project:
I want to control 2 outputs on the nRF51DK from my mobile device(Android & iOS). Its a simple program:
left button is pressed -> PIN 21 High / left button...
