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...
Hello Devs,
My device is passing through a certification process and shows up a question, which is the maximum altitude for nrf52810 for functionality. If exist any maximum...
hi, i am using nrf5340 custom board, i m trying to recieve data through uart in nrf5340 custom board from some other board.
i have defined separate pin numbers for rx and...
Hi,
I am starting to play with the nRF9160 as a modem with an external MCU and I can see that the CMUX multiplexer (GSM 07.10) is not supported by the internal modem....
I set static passkey to "123456" and enter "123456" in nRF Connect passkey request dialog. But sd_ble_gap_sec_params_reply() return 0x8 error code.
static void ble_evt_handler...
Hey! I am starting my studies in the BLE protocol and I would like to send the ZE03 sensor data through the Nordic UART Service (NUS).
The sensor continuously sends 9 bytes...
I have to interface the spi flash with NRF52 to store the data and retrieve the data back. Read, Write and Erase the data collected from sensors. The problem is the device...
Dear Nordic，
We have developed a product based on nRF52832 with DCDC regulator and no external crystal. The radio transmit power is 4dBm and the advertising interval time...
I've been slowly adding NVS functionality to my code. Has been working fine, up until today when I attempted to write a struct I have for storing historical data to flash...
Hello,
I'm Electronics designer, our Team faced some issue regarding BLE Mesh connectivity,
Q1. We have observed that It's taking so much of time(>3 min & upto 14 minutes...
Hello,
I am trying to combine results from the temperature sensor which works in I2C protocol
and in RTT prints I get an error <err> i2c_nrfx_twim: Error 0x0BAE0001 occurred...
Hi,
I am using the https_client sample with some modifications on a thingy91. I want to find the biggest buffer size the send() function can handle without failing. Do you...
Hi,
I'm currently reading the local time from a client via the CTS over BLE, but need to convert that in my nRF52832 to UTC time. Is there some API's available that do this...
Hello.
* nrf52840 sdk17.1.0
I'd like to indicate " Peer removed pairing information " pop up on iPhone when nrf device deletes bonding list. so I edited source like...
