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...
Hello!
It seems to me that GCC compiler optimization (-O3 -g3) somehow break the SAADC.
When enabling said optimizations the SAADC no longer gives me valid measurements...
Hello,
I'm developing a gateway and i would like to use advertising packet on sensor side to transmit data but it suggests that my gateway will be in permanent scan. I know...
Hi , I would want to establish a GATT Server application as well as integrate Bond Management Service from glucose example (ble_app_gls) in examples folder of SDK15.3.0_59ac345...
ble_db_discovery_start () returns NRF_ERROR_INVALID_PARAM (0x7)
This problem occurs when two peripherals are connected to one central unit. The two peripherals use the same...
Hey,
I am having trouble validating this idea through research. I was hoping someone could give me some ballpark feedback.
The setup:
- 15 NRF52832 devices on custom...
all set. while in linking stage i am getting
.\_build\nrf52832_xxaa.axf: Error: L6218E: Undefined symbol nrf_sdh_is_enabled (referred from nrf_fstorage_sd.o). .\_build\nrf52832_xxaa...
Hi,
I am using NRF51422 dk board in our project.We are using SDK 12.3 version , soft device S130 and keil u vision. Here the problem is I am not able to connect the bluetooth...
Hello:
I am able to debug and output to the J-link RTT Viewer(V6.44e) and when I stop debugging or sometimes randmley, the Viewer will display the message
"Warring:...
We're using SAADC to monitor two different voltage rails in different combinations (sometimes one and sometimes both).
I'm experiencing an issue in the following scenario...
Hi
I followed below tutorial, and I tried to send scan response data
https://devzone.nordicsemi.com/nordic/short-range-guides/b/bluetooth-low-energy/posts/ble-advertising...
Hi, everyone,
We are developing projects with nRF52832/51822 chips by using development board PCA10040. The programming of the chips is done by “nRF Connect\Programmer”...
Hi,
I have a problem with the app timer firing incorrectly.
I am using development board nrf52840-DK, Segger Studio 4.22, SDK 15.3.0_59.
When there has gone more than...
Hi
I'm really new to this filed and don't know anything about antenna, please forget me if the question is stupid.
I have an nRF52 DK, I noticed the Bluetooth antenna...
Hello, guys!
Here are the details about my development environment:
SDK = 15.3.0
IDE = SES
SoC = nRF52840-based BL654 module.
In my design, I need to drive a buzzer...
It's cool to have a build_all.sh script that supports so many cross-compilers. I've one more small request.
If run from a tool like CMake, the make tool does not pick...
