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...
hi. Im working with nrf8001 type c in a self-designed board and im using arduino library driver on github by nordic. my mcu is stm32 and i ported library to my mcu.
when...
I'm using nRF 52383 and need one of the GPIO pins to clock an external device with 4MHz clock.
Can any GPIO be configured as clock output or is there a specific group of...
Hi, all.
I want data read from gyro sensor through i2c, and then send it through bluetooth equipment.(PC or iPhone and so on)
My development environment is like below...
Hi everybody.
I am making a custom circuit which using external LDO with output is 2.5 volt.
Then I use this 2.5 volt as VCC_nrf for the nrf51 chip which using internal...
Has anybody used an nRF51822 (e.g. on nRF 51 dongle / Adafruit BLE Friend) as a central talking with a peripheral like the TI SensorTag? Is there a tutorial / example code...
I have been trying to pair my nRF51822 heart rate monitor device with my Windows 8 laptop. Every time it is unsuccessful and returns the message try add your device again...
Hi
Doing some testing of the nRF24L01+ with LNA PA module, i have noticed noise on the 1.2 GHz frequency, this noise seems to be larger than what is allowed if i was doing...
HI,ALL
with ' nRF51_Series_Reference_manual v3.0.pdf ' , i want to know which pins can i used for adc purpose.
in the sample code.
void adc_config(void)
{
...
Hi there,
The s132 v2.0.0 production softdevice was released recently. How can I use it with the nRF5_SDK_11.0.0-2.alpha? or I have to wait for a new SDK release? When...
I have a bluetooth service which I want to have to initialise a TWI transaction (using app_twi). I want to get the data back from the TWI transaction, but I can't figure quite...
What is the pitch and spacing of the connectors on the underside of the PCA10004 and PCA10005 modules please? Is there a diagram showing dimensions anywhere in the documentation...
@Michael Dietz
Hi Michael!
I am not sure what happened to my last question regarding the BLE example using Segger Embedded Studio. It is no longer visible in the post...
i am already use sdk10 and Eclipse gcc tool chain set-up.. but when i am programming on nrf51822. so, it's not work. also, it's working on nrf51422 QFACAB0(0x0071)..
GIVE...
Hello All,
I am trying to create multiple threads for an individual tasks. But when I am creating new thread my program is not working and it's going into some infinite...
I have the ble_app_hrs example working well with DFU.
When I take main.c from the example code and put it into an RTX project, the DFU stops working.
Symptom: nrfToolbox...
