we also produced self PWM for ADC wave form testing. when we stop transmission, we will get good waveform out, but when we starting transmission, output waveform shape is...
Dear Support,
I have some troubles with the Evaluation Kit for nRF51822 :
I use the broad as a central role with S120_nrf51822_1.0.0_softdevice.hex and example...
Suppose a nRF9E5 transmitter is set for continuous transmission on a channel.
A nRF9E5 receiver listening on that channel:
finds carrier and sets CD
finds address...
I will be deploying my nRF51822-powered devices into the field and the end user will not be able to have any physical access to, for example, power cycle the board. I need...
Hi,
We are using the ble_app_uart example in evaluation board to read data from some sensors and send it to the nRF UART V2.0 in Android 4.4. Every 20 ms I am trying to...
I am try this at nrf51_sdk_v6_0_0_43681\nrf51822\Board\nrf6310\s110\ble_app_hids_keyboard
Firt I connect to Android device and keep one whitelist.pp_addrs and one whitelist...
Is there any way that I can use more than 4 timer in nRF 51 ??
(four or more...)
I'm using Softdevice 130, so It uses Timer 0,
and I'm using RGB Sensor using PWM Library...
i m new in NRF52832, i use saadc exemple pca 10040 sdk 13.0.0, i dont now how to get adc result from the buffer because there is 2 elements in the buffer :
err_code = nrf_drv_saadc_buffer_convert...
Hi, Nordic Forum!
We've been trying to implement an adapted version of the Secure Bootloader with Buttonless DFU in our custom board. We have successfully accomplished...
In this app by Nordic
github.com/.../Bluefruit_LE_Connect_Android
a cyclic redundancy check (CRC) is added to the payload byte array before writing it to the UART receiving...
i am creating a user interface using the sh1106 driver for a 128x64 pixel oled screen. so every screen is a list of items to be scrolled; however almost every screen i am...
Hello,
i'm currently researching the possibility of building scatternets with BLE. As the S130 softdevice supports multiple concurrent roles, it seems very possible (see...
Hi,
I'm using s140_nrf52840_5.0.0-2 and there are two characteristic for the peripheral, notification and indication. When I use notification to send data, I will get the...
Hello,
Are there examples of AES CCM encryption/decription?
Is there a recommended procedure for generating nounces?
Are there recommended procedures for using CCM...
Hi,
I have camera interfaced on GPIOs of nRF52832.. I am reading image data at the rate 80KHz.
Is it possible to write the data to SPI Flash (Slave) by DMA or by any other...
Hello,
I am using pca10028 and sdk 12.2. I am trying to add app_uart_fifo.c file to my code.
I have added the paths and also I have made changes in sdk_config.h. The changes...
Hello,
I am using nrf51822 / sdk10.0.0 / S110.
I write flash in SD / bootloader / application order.
I use nRFgoStudio and J-Link.
There are about 20% of malfunctioning...
SDK10 examples work when built for s110.
When building the same for s130, they do not run.
Debugger indicates main() is not reached.
Tried both Keil and armgcc.
SDK12...
hi,
how to send and receive data using UART0 without interrupt request with softdevice s110.
i tried to disable interrupt it could not give any response.
please help...
Hi,
I am planning to develop the customer application on window's platform. I am using the customer USB dongle board via COM5.
when i call the function
var devices...
There are a bunch of questions ( 1 , 2 , 3 ) about handling the NRF_ERROR_INVALID_STATE code returned by the soft-device. This code is returned when the stack is in an "Invalid...
