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...
Before(SDK11), I enabled uart and used printf function to print out log message to UART.
But, in SDK12 I can not see printf message. But, app_uart_put is working.
Where...
Hi
I've to provide support to an old project created with SDK 6, under GCC and Eclipse platforms. I've never had problems when creating the HEX file to be used on DFU service...
Just want to check if NRF52832 or NRF52840 can communication with iPhone 7 as instead of W1, which can transfer the data and audio from iPhone to earphone base on NRF52832...
While creating my own service I used ble_app_blinky as an example, once I opened ble_lbs.c file I saw it contains the service's declaration inside the macro:
#if NRF_MODULE_ENABLED...
I'm using nRF52 + SDK11.0.0 + s132. I have an SPI slave configured. I have 40B data being read by a master every 12ms at 1MHz SPI clock. The master is trigger to do the read...
HEY
I am using my nrf 51 dk too program the nrf51822 board externally. How I can identify the board in keil, only the 51 dk is shown in the debug settings. How i can select...
I would like to see output from NRF_LOG_DEBUG in the Rtt Viewer, to achieve that I changed (in sdk_config.h)
#define COMMON_CONFIG_LOG_LEVEL 4
#define NRF_LOG_BACKEND_SERIAL_USES_RTT...
Hi all!
These days I've developed a custom SAADC + UART program to fulfil my needs using the SAADC example in the SDK 11. I've tested it and all is working really fine...
I have 1 dongle and 2 NRF52DKs attached to my computer at the same time, when I am trying to use Keil to program just 1 board it seems like attempts to access all 3 my boards...
NFC examaples in SDK 12.2 and 13.0.0-1.alpha on nRF52832 (board PCA10040) may not work if HAL_NFC_FIELD_TIMER_PERIOD is set to a value higher than 255. HAL_NFC_FIELD_TIMER_PERIOD...
To my very limited knowledge, it has something to do with an "attribute table" of some sort. So you will have an init function, where you get to write all your attributes...
I use active scanning ,the observer will send a scan request when it hears and advertiser, and will listen for a scan response.I only see the scan event,but sent request and...
hello in nrf51 sdk, nordic has already ported freertos.
but if i want to port myself. can anyone tell me how to do it??
first i downloaded freertos from website. but then...
Hi,
I am new to nrf and trying to make some new services and characteristics for my device.
I followed the advertising , services and characteristics tutorial and was...