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,
whenever i try to program the PCA10000 ( USB dongle) using MASTER CONTROL PANEL(3.4.0) i'm getting log messages like as below,
"...........
Successful flash!
Enabling...
Hi Hakon.... when i compile my project i get some linker errors,
._build\gzll_host_ack_payload.axf: Error: L6218E: Undefined symbol __main (referred from arm_startup_nrf51...
I'm following nAN-29 and when I go to import the Eclipse project file for ble_app_hrs I get a message "No projects are found to import". I've pretty much followed nAN-29 to...
I've been working on an interrupt driven I2C driver. I have the basic driver working, but I'm hoping to squeeze a bit more speed out of it.
I'm mostly doing fairly long...
This is an howto on restoring your nRFgo motherboard firmware.
Error code can be similar to this from nRFgo Studio:
Starting bootloader on board 0
Could not start the...
(I also posted this on the mbed BLE_API forum)
Hi all,
Sorry for the long post, I'm starting yet another discussion on BLE throughput, but I feel this merits a deeper...
I'm getting an event when a write long is completed (the line with BLE_GATTS_OP_EXEC_WRITE_REQ_NOW):
static void on_write(ble_mlbx_t * p_mlbx, ble_evt_t * p_ble_evt)
...
Hi
I'm using sd_flash_erase to clear a page in flash. The event NRF_EVT_FLASH_OPERATION_SUCCESS comes to my sys_evt_dispatcher. After the event has arrived I continue with...
Following along after my nrfjprog mini-tool for OS X, I've just released a plugin for Eclipse which exposes a template for setting up projects with the right settings for...
The nRF51822 BLE stack API source for the above question ...
fp_handler = conn_mw_item [i] .fp_handler; For fp_handler function pointer, I want to get information about...
Hi
I defined an system id in nrf code & am able to access in the android app after i set service discovery & bonding.Is it possible to view the system id during advertising...
Hi,
I was measuring the speed using the NORDIC android application. But problem is that I cant measure accurate speed. It is showing me less speed than the actual speed.
Hi
I'm using two different designs using nRF51822 as SPI Slave.
One is using p0.07 as CLK input and the other is using p0.06 as CLK input.
I'm using the code from spi_slave...
Hi,
I get strange error.
p_evt_write data array should contains 3 values but contain only one (first).
Please take a look:
What can be the reason and how to fix...
Hi everyone.
We plan to work with nrf51422 and we need two BLE devices, One implements Peripheral role, another one implements Central role.
I would like to know if...
