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...
when I enter the system off mode then used a GPIO to wake up the IC, the "RESETREAS" register show "Reset due to wake-up from OFF mode when wakeup is triggered from the
DETECT...
Hi,
I have only nRF51822 DK without starter kit motherboard. how can I download softdevice(S110 Bluetooth low energy stack) to my nRF51822 chip in the Keil environment?
...
Hi all,
the release note of SDK 4.3.0 reports that it was tested and verified using BLE S110 version 5.2
When it will be available (version 5.2) ?
Actually we can download...
Hi,
I want to read the data by the radio.now I have read the temperate data from the tags by 51822. the data include the ID value and the temperate value. the ID is hex ...
Hello,
I'm working with nrf51822 on a custom board and i'd like to use the LPCOMP as wakeup source. I configured the module by the code listed above:
void lpcomp_init...
So now that I understand the problem with overlapping asserted events on the GPIO port, I can't figure out the correct way to reset the sense field in the GPIOTE_IRQHandler...
Hi,
I follow steps in User Guide version 1.2. The Blinky project is working fine.
Then I program SoftDevice and after than compile and Download HRM using Kail
But led...
now,i pairing my peripheral and Communication read/write data. but have some issue for disconnect/reconnect .
1.disconnect: when i disconnect (call didDisconnectPeripheral...
Hi,
We are using Nrf51822 , pca1001 evaluation board.
when i flash bel_app_proximity code (by disabling led function in advertisement_star()),
current consumed by...
Hello Developers,
Just started with the nrf51822 and managed to install:Keil 5.05, Segger J-link, nRFgo Studio 1.16 and the Master Control panel. I also loaded the SoftDevice...
Hi,
I'm knowing the device_firmware_updates project in SDK and I want to know whether I need to program the softdevice when I do the device firmware updates over UART?...
I am developing a windows application, using the MasterEmulator api.
I am discovering BLE devices with scan parameter Active and Passive.
The result is that most of the...
HI,
when I used nRF51822 for 2.4G transfer ,I found that RX can't receive data in some direction .Can TX use two antennas and matching networks to work alternately in order...
Hi all,
I am currently working on a BLE project based on the PCA10001 evaluation board. I am trying to follow the nRF51 application note. I have done everything that the...
