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 All,
I try to implement the DFU funtion in my module, but the message return is “Not Supported”.
Please suggest me, how could I do about it?
Thanks.
Vic
...
Hello,
Is there a restriction that I cannot have same address LSByte for radio pipes?
It seems that i am failing to receive data on pipe 0 if for example I have pipe 0...
Hi:
I use SDK7.2.0 encountered a problem when I was disconnected, has reached the maximum number of bonding, I want to remove the first bonding information. I do not know...
when i use sd_ble_gatts_hvx() to send data,it cause a HardFault error。 when i trace the sd_ble_gatts_hvx() function,it will run to 0x00016432,in there will be compare two...
Hi,
I use sd_ble_gattc_write function to write to my peripheral with my central device. I'm sure the settings should be right but i still can't see any change on peripheral...
hi,
i have successfully entered the dfu mode many times and could change the applications and reenter the DFU mode.
But then i tried loading the softdevice at "nRF51_SDK_8...
Hi, All,
I am currently developing with nRF51822AC. Due to some issue, we would like to replace the current 16MHz crystal with a crystal other than this frequency. We would...
softdevice 8.01 s110
device nrf81522
hts example,add three ch adc,lcd eg.
phone : HTC one M7
app:nrf tools HTM
when try to connect the device by BLE, when recive the...
Hello!
I am trying to run example uart project (uart_pca10028) on PCA10028 development board. When code is loaded to the microcontroller it signalizes error - all leds...
Hello All,
I am working with a pre-programed PCB; the main components of the are a nRF51822 chip, a GPS, and a GSM. I am using a J-link to communicate to the entire board...
Hi,
I have a BLE thermometer I want to snif using nRF-Sniffer and Wireshark.
Unfortunately I'm unable to sniff the data, I only see the initial "hand-shake".
Process...
Hello,
I have the nRF51822 evaluation kit, the Keil MDK software and a custom board with the nRF51822 microcontroller on it. My question is if it is possible to use the on...
Hi I am not sure on the nRF51422 chip the iBeacon function is fully supported, is it ?
I can make the examples working on it but on the Nordic site only on the nRF51822 chip...
