Hi,
We're looking for a low-latency 2.4GHz solution (not BLE) and the nRF51822 is oft-quoted as providing low latency, but what are the typical ms figures we could achieve...
Hello all,
in my previous question (Switch between applications (multiple services.h)) I got the advice to merge my two services into one service, including a HID over...
I am trying to create an nRF8001 based application that will broadcast battery levels (pipes broadcast, set), and give out temperature data (pipe indicate - TX_ACK) to connected...
Hi,
I'm using redbearlab's nrf51822 board. It is a arduino compatible board and hence it is using 0,1 (mapped to 9 and 11 for nrf51822). How do I make printf print to this...
An external PA/LNA is used to extend range of nRF51822, and S110 is used for BLE, How to switch between PA and LNA? and how to disable PA/LNA when there isn't transceiving...
Hi...
Can anybody help me to run ble_peripheral example (ble_app_hrs for S130). I have build and load the code successfully but cant see the advertisement. But while debugging...
Hello,
We are migrating from IAR 760 to IAR 8.10 compiler does not produce the same assembly for the SDK12 inline function nrf_delay_us.
The original C Function is :
...
Hi, i am working on RTLS project. In beacons i want to enable DFU service using SDK 13.0. But I could'nt find a gothrough process to do the same. Please give me some link...
I am using S132 4.0.2 and SDK 13, and I have theese questions:
I have an application where BLE node establishes multiple concurrent connections (several as central...
Hello,
I'm having systematically an HardFault interrupt ~10 seconds after calling sd_soft_device_enable(NULL, &fault_handler);
This occurs on my bootloader code, but...
Hallo Community,
I am doing the example ble_app_uart using Eclipse, a SDK 13.00 and a board 10040, When i compile the main file I´ve problems with scan params:
#if ...
#define UART_TX_BUF_SIZE 1024
#define UART_RX_BUF_SIZE 1024
Why to send and receive buffer length of the definition of 1024 bytes, increase the value, again if serial port...
Hi, I just bought the PCA10031 nRF51422 based USB dongle and PCA10028 nRF51422 based development board.
The difference between nRF51822 and nRF51422 was the ANT protocol...
Can I use below code to send data packets continuously over nus (>20 packets)
i=UserUart.RxBuf[1]+2;
index = 0;
while(i>0)
{
if(i>20)
{
while((err_code = ble_nus_string_send...
Hi,
I am using nRF52 chip with SDK13.0. MTU size 155.
I am connect with device using android phone. After sending 1 byte command device starting to send continuous notification...
hello there i think i need two uart in my application. i read datasheet of both nrf51 and nrf52
in both there is only one uart.
can anyone have implemented software uart...
Use this routine E:\nordic\nRF5_SDK_12.2.0_f012efa3\examples\proprietary_rf\gzll\experimental\gzp_desktop_emulator
To modify the can communicate with PC nrf24luep pairing...
Hi.
I'm troubled.
I use nRF52 preview DK v0.9.0 & Keil5.
i tried ble_app_hrs_c in example folder of nRF52_SDK.
This program stopped at
err_code = sd_softdevice_enable...
Hello all,
I am actually implementing an SPI-master driver in non blocking mode, I write the following code, when I use a debeug led, the program enters well in the IRQ...
I started with the blu_app_template on a 52840. I have advertising working. I can see that from an iOS app. I can also see the details of the service. I see the characteristic...
I am using the Master Emulator C# examples to build my own application. None of the examples are able to properly connect to a remote device. When I open up the Master Control...