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 saw the errata for bad onboard GPS antenna performance in nrf9160 DK v0.8.2 and 0.7.0
Was the problem fixed in 0.8.3, or is 0.8.3 still affected?
Thanks.
Hi,
I am using the nrf5 SDK for Mesh v4.0,
Windows 10,
4 DevKits PCA10056.
I have 2 DevKits as LPN (from the experimental_lpn example) and 2 DevKits as FNs (friend...
Hi,
I have a issue with the output regulation of REGOUT0.
I have a custom board based on the NFR52840-CKAA (revision D). I designed it in high voltage mode because I have...
Hi, I'm getting a crash when discarding an advertising packet.
Roughly what I do is:
Which crashes at advertiser_packet_discard().
GDB trace:
It looks like packet_buffer_pop...
When and by what logic Peer Manager performs garbage collection on FDS?
I have a single number stored also in FDS and I’m wondering if gc performed by Peer Manager will...
Hello,
I'm still just starting to deal with Zigbee and I have a question. I use 2 nRF52840 chips. One as a Zigbee Coordinator (CLI in SDK\examples\zigbee\experimental\cli...
Hello Sir
Sir i am try to sending the some text to nrf 52840 board,if you have any document please send it.
and how to do this process ? Sir please explain
Hi ;
If there is a ble message coming , but this time ble is getting data from sensor , what will happen ? Will it device reset ? Would you give me any idea to avoid this...
Dear all,
We have a question.
Did any body tried to make so that Bluetooth Mesh 4.2 works in PARALLEL with Bluetooth 5.
Some schedule reserved for BLE MESH 4.2 and some...
Hello,
I never used BT modules before. I'm going to buy some bluetooth modules to add wireless to an existing board.
I need module with following characteristics:...
Hi，I want to write the firmware to 52832 from android system by UART .I have readed the firmware into bytes, and then do not know how to compose the bytes to write into serial...
I have the following situation:
My device receives a number of RF packets, changes to TX mode, sends some data, goes back to RX mode and it should be able to access the...
Hi,
my application is normally a BLE scanner, listening for beacons. This runs OK.
Now, I tried to add a tested piece of connectable gap/gatt firmware, that runs fine...
Hi ,
in the RTOS example, you set
configTICK_SOURCE as FREERTOS_USE_RTC and configCPU_CLOCK_HZ as( SystemCoreClock ) .Since SystemCoreClock is 64mhz, why did you not set...
