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...
Sorry for a non-tech question. I've worked in a project using a ble module from nRF51 serie, and in this project we've implemented the suggested Nordic DFU profile described...
hello there,
I use currently 'ble_app_hids_keyboard_s132_spi_pca10040' app of SDK11 for my nrf52832_xxaa device on 'IAR' IDE. It utilizes sofdevise s132. I do not use the...
On nRF Connect v1.0 production only
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Hi Nordic's community,
I have a question about how to write values to different characteristic in one time ( the values to write are inferior to 2O bytes) with an Android...
Hi
I've implemented a BLE peripheral based on the SDK11. For bonding i'm using the new peer manager. If the code runs on a nRF51 DK the bonding works properly. After the...
Hi
I'm having problems with the I2C. For now what I see is the twi_transfer function remains in infinite loop. Other symtomp is the SDA line remains normally at low level...
Hello,
I am currently trying to transmit around 800kbps of data using the Nordic ESB protocol. I am also attempting to sample 2 inputs using the SAADC at around 32 khz...
Hi,
We try to communicate between nRF51822 SoC and a GPS module through UART on a custom board but failed initializing UART.
More details:
We use nRF51822 as a...
Hi i use a soft with DFU and Beacon.
I will use the beacon and when i press on a button i can update the software with DFU.
DFU and BEACON works independently but when i...
Hi. We are going to mass production now and the 3rd party lab that will certify our product says we need to have a special mode in the firmware that would do :
continuous...
Hello Nordic! Regarding Notifications on the s110, once sd_ble_gatts_hvx(conn_handle, ¶ms) returns NRF_SUCCESS , how long does it take, at most, in units of CI (Connection...
Dear sir.
I have question of SPI slave communication.
[NRF_SPIS1->TXDPTR] is a point to address of TX buffer.
After [spi_slave_buffers_set] is called and SPI transaction...
I've successfully compiled, flashed, and run the SDK11 ESB examples on nRF52 DKs using GCC, and am trying unsuccessfully to get them to work on the Keil 5.20 IDE.
I've...
I tried to get the ble_app_proximity example to work today, with either the nRF51-DK, nRF51-Dongle or nRF52-DK, along with the Nordic Connect app on Android.
I encounter...
