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,
I have tested the DFU and everything works fine. Normaly the device enters into DFU mode with a pressed button 7, meaning the level on I/O 7 is LOW.
But in my...
Hi,
I've an HardFault, the program crash to the HardFault service routine at this row of the twi_hw_master.c:
--> NRF_PPI->CH[0].EEP = (uint32_t)&NRF_TWI1->EVENTS_BB;...
Hello, I am doing some dev on the NRF51822 with a Cortex MO manager. I have trouble on the MISO pin, and I am wondering if I have to drive this MISO pin by any kind of pull...
I've read in several other posts that it's possible to send up to 20 bytes per notification packet using sd_ble_gatts_hvx(). I've also read that we should not edit the file...
Hi,
In the step 3 of the "nRF51822_Development_Kit_User_Guide_v1.4" (page 11) :
Select nRF51822 from the Select Target list and click Build or press F7 to compile the...
Hello
I'm developing software for beacon-type device based on NRF51822. It has no buttons or other user inputs. Our use case:
User buy beacon-device. First phone which...
I've been working with SDK 7.0.1 and it seems there are some issues with device_manager_peripheral.c.
First off it doesn't compile out of the box, the debug code is turned...
In the document nRF51822-PAN v2.4.pdf, PAN #9 says that OUTINIT doesn't work,
"Initial value for GPIOTE output after configuration is undefined"
and example workaround...
SDK 7.0.1 is intended for version 2 (G0) chips, and the future. So it can't be used with earlier versions of the chips (like C0). So it shouldn't have workarounds for C0 chips...
I have recently begun running into issues related to the SPIS module on my nRF51822 S100 v7.1. Fairly often, between 10 and 20% of the time, the interrupt does not fire when...
Hi,
I am using TIMER2, GPIOTE and PPI to implement a 6250Hz square wave at a GPIO pin. I can successfully create the square wave on the GPIO pin. However, I would like...
Hi,
I want to use nrf51822 for implementing HID keyboard and mouse.
Can the application be configured for keyboard and mouse simultaneously ?
i.e hids_init_obj.is_kb...
Hi,
I am using nRF51822 and trying to use Ticker from mBed library.
I have issues when using Ticker and PwmOut.
How is implemented the Ticker functionnality into nRF51822...
Hi,
I want to make a pulse for buzzer and led.
I find a sample source(led.c) and the Nordic SDK.
It is good enough in case posivie and negative duty is same.
I need...
