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,
I am using the nRF905.
Got a transmitter and receiver working.
Problem is the receiver only accepts packets of 32 bytes in size. As soon as I send smaller packets...
Hello,
once synchronized, what is the minimum time for exchanging acknowledged packet.
according to datasheet :
Timeslot periods
The Gazell Link Layer supports...
I've setup Eclipse GCC tools for building and debugging as per the nAN-29 app note (and lot of online help) and able to build the code. However, the debugging is working only...
I'm new in nordic.
I want to use nRF51822 as an iBeacon for iOS.
This is possible?
There is an example, documentation for this ?
I have nRF51822 BLUTOOTH SMART BEACON...
I'm interested in working off the reference design for the nrf51822 to create my own board. I have a few questions about the 3 inductors specified on the schematic/BOM:
...
hi,
I an trying to enable notification from server. According to spec. i have to write 0x01 to the CCCD handle in heart rate characteristic in ble_app_hrs. In the BLE_GATTS_EVT_WRITE...
hi everyone
(1) everytime,the pstorage_init get the same block id, if we wrtie it more than 20,000 times , will this block become a bad one? if it will, can the program automatically...
Hi, Ole
I am using Nordic development board with Nordic dongle to communicate,..but I am getting receive link loss. I have removed reset from error handler, though the...
I have a setup where I will be switching the nRF51822 UART between two different peripherals (one being a connection to another nRF51822), so I need to be able to safely close...
Folks,
Sorry if I'm just being boneheaded here, but have been fighting with a couple problems while migrating my app on nRF51822/"C0"/SDK 4.2.2/S110 5 to nRF51822/"G0"...
We have made a custom board using nRF51822 connected to a MPU6050 accelerometer running on a battery.
Currently, we have issues performing reset on the chip. We have to...
Hi
I'm trying to measure the frequency of a pulse signal that runs at a moderate pace, varying between 50 and 500Hz while the SoftDevice is active. The softdevice needs...
Hi all,
I am having a bit of a problem with the printf. I could not figure out what could be the problem. From what I search people seem to be getting it working with out...
hi....
how can i implement bonding in app_ble_hrs example code from SDK V6.1.0 with soft device V7.0.0. the bonding should be done with a pass key.
can any one help...
Tried V5 a few months ago. But Nordic Semi didn't support their devices at that time.
I installed V5 today, and found a bunch of goodies :-), even including a nRF-RTX!
...
