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...
In the simple_uart.c there is a code:
void simple_uart_put(uint8_t cr)
{
NRF_UART0->TXD = (uint8_t)cr;
while (NRF_UART0->EVENTS_TXDRDY != 1)
{
// Wait for the...
Hello. I wanted to use a receiver on a quadcopter and some becons nearby(+-5 meters). Is it possible to determine the distance IN REAL TIME to the drone?
I'm a newbie to nrf52832 and would like to ask a dumb question here: can I use radio notification to implement a dynamic advertising message? I've looked into this question...
Hi,
As I know that one reading operation requires 2 connection events:
First - ATT Read Request
Second - ATT Read Response
GATT Read Message Sequence
My question...
Hello.
I'm working with the nrf52 with s132 loaded.
There is a way to have a 6Mbps on the SPI ? I try the value 0x60000000 but this do not work.
Thanks.
Eric Provost.
Hi,
there are similar questions to this but I cannot solve my problem.
I am trying to upload a new code using DFU by means of a smartphone (using nRF Connect) or PC (using...
Hi everybody
Is it possible to use secure dfu (SD130v2, SDKv12.2) with 16k RAM dervices (concrete nRF51822 256k flash, 16k ram)? When I try to shrink ram in dfu project...
Hi,
i have an openwrt image running on my rpi. I made sure to build the openwrt image with 6lowpan modules and other bluez library.
i am trying to connect to the nrf52 running...
I am using Martin's code to test my I2C connection.
I use PC10040 evaluation board, SCL and SDA are 3 and 4.
My sensor is a Max 30102 pulse and HR sensor.
I used Martin...
Fight continous! I have NRF51822 chips and today i got NRF51 DK motherboard. I wanted to flash it according to tutorial found here: devzone.nordicsemi.com/.../ .
After some...
We are selling our own nRF51 and nRF52 based boards (Aistin Blue, www.iprotoxi.fi/.../iprotoxi-aistin-blue) and would like to offer customers easy way to run Nordic Semiconductor...
May I ask you a question? concerning I disable the radio of nRF51822 2.4GHZ ， don't run the Ble，don't apply the the RC Oscillator of the 16MHZ and only use GPIO，could the...
hi,
I test the gazell example gzll_ack_payload in SDK9.0,I found that the default timeslot period is 600us.But after testing using logic analysis,I found sometime transfer...
