I use example from SDK 13 ble_app_uart_c.
I changed uuid to my uuid from nrf51 peripherial device. I get event BLE_GAP_EVT_CONNECTED
where made
err_code = ble_db_discovery_start...
dear all,
i need your help.
Where we are:
We use mbed software developer platform.
We have BLE Nano V1.5 + MK20 USB Board V1.0 from RedBear.
We are able to generate...
Hi:
environment:
target board: DK52 board and run LWM2M example of IOT-SDK v0.9
router: ubuntu 16.04 on VM and runs bsserver and LWM2M server on ubuntu 16.04 ...
Hi,
I'm interfacing a nrf51822 and a H8/3294. My question is how much can I drain a the txd pin of the H8/3294. That means my question isn't really about nrf51822.
In documentation...
Hi,
On the 3.30 of nRF52832_Rev_1_Errata_v1.5.pdf, the sleep current with LFXO active is 0.5μA higher.
I am using a nRF52832 module with the low frequency crystal oscillator...
Hi,
I'm using nRF52832 on SDK V12.2. I add the connection params in the conn_params_init:
static void conn_params_init(void){
uint32_t err_code;
ble_conn_params_init_t...
Can NRF52 gpiote detects pulse width nearly 250ns? We use a AFE sensor that notifies MCU it's data by sending a low to high pulse. The pulse width is about 250ns which is...
Hi all,
I'm trying to measure the transmit power of nRF51 development kit with a spectrum analyzer and I am facing the following issue:
It is specified in the user guide...
hi,
i am using nrf52840. i have downloaded code for mpu-6050 in github but it is available for nrf52832. so i made all the changes in the code to work in nrf52840. but atlast...
Now I want to access the RAM of nrf52832 with pdm digital microphone, I need to put the RAM data to the RF data buffer,is there any good way to slove the problem?
Accroding...
Hi,
I'm retreiving data from my Running Speed and Cadence BLE device to my Android smartphone. The BLE device is the Polar Stride .
The problem I have is that the data...
Hi,
So I just started programming with the SES IDE and I'd like to import some libraries from the SDK and external sources to the blinky example(for example didn't even...
Hello,
I want to transfer and particular size image from mobile phone to nrf51822 Board.
can anyone know the application which can transfer an jpeg image file from phone...
When I study the ANT example, ANT Advanced Burst, in SDK document, I see this:
The transmission rate, along with optional features such as frequency hopping, is negotiated...
dear nordic employee
when I send the data with 131 length by function sd_ble_gatts_hvx
some times it return NRF_SUCCESS，but some times It return 19error
I cannot...
Hi.
I'm in the process of migrating an application from the nRF51822 and SDK 12.2.0 to the nRF52832 and SDK 13.0.0. My code now compiles but doesn't link. Here's the make...
Hi,
I tried using ble_notification interrupt to 'warn' me before the start of radio activity so that I can get around the CPU blocking issue. But, for some reason, for 1...
I am working on blinky example and want to modify service/characteristic uuid. I do
that in ble_lbs.h as follows:
//#define LBS_UUID_SERVICE 0x1523
#define LBS_UUID_SERVICE...
I had the following setup, two app_timers triggering blocking SAADC reads in the callback functions
app_timer 1000ms triggering 1 Blocking SAADC read (For battery service...
Hello,
I use sdk 8.0.0 and s110. I read this blog
And I did not understand some terms;
Application processing(for example 2ms each adv interval)
Number of packets...
Hi,
I am using the nRF51 Dongle (PCA10031, V 1.1.0) and pc_ble_driver.py to create a custom script for testing purposes. But there seems to be a maximum limit for the measured...
