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...
Is there a set of directions for configuring the peripherals for the nRF9160 SPM.
I need to change the default configuration shown in the SPM sample.
I tried editing the...
Hello,
I am using nRF52832, SDK_15.3.0, S132 SoftDevice and Segger for flashing the image. I am using ‘ble_app_blinky’ and “nRF Connect” app.
To save battery, I want...
Hi,
I am in the process of upgrading our project to work on the version v0.4.0 of the SDK. I managed to make it build but I had to remove the code that depends on the configuration...
We use the app scheduler in our app and I recently needed to increase the EVENT_SIZE passed into APP_SCHED_INIT. I changed it to a value that is not an event 4-byte multiple...
Hello,
I am using SDK 15.2.0, nrf52840, s140.
We are using SPI for an analog Front End initialization. SPI initialization works successfully done. But when we read or...
I have one node.
This node have two model.
I want to one model having relay function, another not relay function.
This function can implement?
SDK : Mesh SDK 2.1...
Dear experts,
Currently I'm using the peripheral device(s130 softdevice) and central device(s120 softdevice) both base on nrf51822 to evaluate BLE connect time. The connection...
I am beginner in nrf programming. I want to use NRF-ESB protocol to communicate between my Rx & Tx device with maximum battery saving techniques. For this i am using nRF5_SDK_12...
I enabled BLE buttonless unbonded secure dfu on custom nRF52382 based chip with s132 (SD version 6.0.0).
When buttonless service dfu control point characteristic is written...
I have established a connection with max30205, but I get only the first byte of temperature, how to read the second one? to get the tenths of a degree.
Now it works like...
Hi, I need to use a ble_hrs_t variable between two different files, I used the BLE_HRS_DEF() macro to instantiate the variable in a header file that I've included in both...
I am using the example from ble_app_att_mtu_throughput_pca10056_s140, changing the values for:
#define SEC_PARAM_BOND 1 /**< Perform bonding. */ #define SEC_PARAM_MITM...
Hi, I am following the Thread Border Router example provided in the info center. I have one Raspberry Pi 3 v1.2 connected to the internet via WiFi, one nrf52840-DK programmed...
