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,
My behavior is as follows
Turn on my device(use 51422) and advertising(2 Service and 3 Characteristic)
Turn on my cell phone(Samsung Note3),scan my device...
Hello:
I used analog IIC write MPU6050. Again after power download programs, mpu6050 can run up there ACK response. But the debug will not run. Simulation IIC because no...
Can we use the tx_complete.count given with BLE_EVT_TX_COMPLETE as an indication on how many packets were sent out from the last ended connection interval?
thank you
...
I have a custom board utilizing an RF51822aa device. To test connectivity to the board I built blinky_s110_pca10028. Using Keil 5.12 I tried to debug the program simply expecting...
I am using custom nrf51822 board. I am trying to debug through JTAG(segger j-link). While downloading the program into flash, I am getting error like "Error: Flash Download...
where can I get working sample code of nrf51822 with nrf24l01
including code of nrf51822, and code of nrf24l01, both TX, and RX.
in my application, I need 518 to RX data...
I am working with a university project where need to connect up to 20 wireless sensors together with 1 master, which will be communicating with either a computer or smartphone...
I found a IAR project at dir [nRF51 SDK_v4.4.1.31827\Nordic\nrf51822\Board\nrf6310\ble\ble_app_hrs\iar].
But my IAR ARM IDE(ver 6.60 newest) don't support nRF51822.
Do...
Hello!
I'm working with nRF51822 Development Kit and s110(Ver.7.1.0).
I'd like to confirm the function about LE Link Layer Topology
specified in the Bluetooth specification...
I have this error but dont know why. Because I have a function which is called advertising_stop(). I would like to implement the DFU part in my function but this error doesnt...
Hello!
I've some doubt about set-up of initial parameters in a BLE connection, using S110.
In ble_app_lbs I try to change the following macro definitions:
MIN_CONN_INTERVAL...
Hi
Im electrical engineer student. I am working on nrf51822 evaluation kit and LinkSprite JPEG Color Camera UART Interface. I tried to control the camera to take picture...
A bunch of questions:
Where are the memory setting requirements documented for S110 6.2.1? IRAM1?
Having just upgraded to the latest Keil and SDK I realise...
As the title says, is there a spec for the OTA DFU service or do I just read the iOS app implementation code and work backwards? I thought of adding it to version 2 of my...
Hello there,
I am developing a PCB with a nRF51822 BLE chip and I need some help with communication between my PCB and Windows 8.1.
I have already managed to establish a...
I am looking for some guidance and an example on how to use the sd_mutex related functions.
So far, I keep getting into the HardFault_Handler whenever I call sd_mutex_acquire...
Hi,
For a home automation project I'm considering using a Freescale development board FRDM-K64F with an RF module nRF24L01+ Nordic 2.4GHz Radio for communication as edge...
