To be able to upgrade FW through UART, a bootloader for nrf51822 is required in my project. I have tried out the example bootloader in SDK. But this example is using softdevice...
I followed the forum posts and nan-29 to get eclipse 4.3.2 to successfully connect to JLinkGDBServer via a Segger J-Link EDU on Ubuntu Linux.
I can start the GDB server...
I'm using Softedevice 6.0.0 and SDK 5.2. and Keil 4.7.
I Modified bootloader project so it compiles with both ble and hci transports. Currently I use button_0 and button_1...
I am working on the proj that needed 2 MCU and nrf51822 work as slave.
I would like to know any ref on how to firmware upgrade on board without external tool?
We're looking for a Nordic nRF51822 based low profile/small USB dongle that we can use for our iBeacon software.
It would need to come complete with casing and the ability...
Hi all,
i want to establish connection between two threads in cmsis-rtos, can i use
1) semaphore to do this?
2)message queue should be used or any other ipcs can be...
Hi,
I have two CPU in our product. (STM32F2 and Nordic nrf51422).
I use serialization function to link those two CPU(refer to ble_s110_serialization sample)
But I find...
I have a nRF51822 Evaluation kit I am trying to get up and running. My kit has the older QFAACA part.
I followed the steps to setup eclipse and GCC and i am successfully...
Hello,
I took the ble_app_hrs rebuilt it and used Control to verify all is correct. I also tested it with the nRFTools Android App and it works fine I see temperature changing...
Hello,
I am currently starting with the hole ble topic. This forum helps me a lot in the last weeks to understand ble.
I am using S110 to provide a peripheral device...
I use the nRF51422 with S310 stack and i found the nRF51422 power consumption are quite different after connection on different phones which run the Master Control Panel as...
I have written some code that uses the SPIS to transmit data. One of the bursts is constant, for example I have a fixed sequence to send using the SPIS and so if I define...
Hello.
I use nrf51822 EK and custom board.
I have to replace the bd address i can not be found in the ble_app_ibeacon_bcs source code.
Is it any way to fix the bd address...
Hi. I'm curious if there's a way to filter devices in the "Discovered Devices" list while scanning with MCP. We have a lot of BLE devices in our office, so the list is fairly...
Hello, I am looking for the way I can use PWM to control duty cycle of connection. I am really novice and my understanding about programming and Bluetooth protocol is really...
I'd like to use the pin sense function as the power switch of my NRF51822 device. That is to say, after the very first power cycle (reset or battery change), the device goes...
Hi everyone,
I am trying to learn nrf51822 using Keil,
I need a very simple program to learn such as:
function bluetoothhandle(value)
{
if(value=="test1")
{
bluetooth_write...
Hi,
I tried to combine BLE HRS & UART together on nrf51822. The service initialization code is
void advertising_init(void)
{
uint32_t err_code;
ble_advdata_t advdata;...
Hi,
I am trying to get the PWM example ( github.com/.../nrf51-pwm-library) to work with a Softdevice (S110) that advertises.
There have been several Questions on the...
hi hakon, you told me to do " Try using the variable, for instance by setting "rx_info.rssi = rx_info.rssi;" in the callback and see if that helps." in the question i have...
I'm trying to perform communication between my device and iOS and I ran into some problems. For tests I'm using iPod touch 5 with nRF Toolbox and LightBlue apps and nRF51822...
