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...
I am developing an application which involves control of a brushed DC motor with a quadrature encoder. According to this post, in SDK 12.2.0 - which I am using - it is possible...
Hi,
I had a problem with my NRF52 chips. I'm using one BL652 (Laird) with SoftDevice s132 (4.0.2) and a standalone nRF52832 also with the same SoftDevice. I was trying...
hi guys. i'm have a project with nrf52832.
i use jlink v8 debuger clone form china, just 12$ and have this troulbe in this figure
Untitled.png
could you help me?. jlink...
Hi,
I was trying to write the s132 SoftDevice from the nRF5_SDK_13.0.0 onto the Sparkfun nRF52832 breakout via OpenOCD and an ST-Link v2 debugger. The SoftDevice flashed...
Greetings -
I am working on a peripheral-heavy project. Many of the devices seem to work Just Fine with VDDio of 1.8 volts. On device seems to be having fits and I need...
void Gzll_TxSuccessCallback(uint32_t pipe)
void Gzll_TxFailedCallback(uint32_t pipe)
More than two functions are not accurate judgment
GZLL agreement return function cannot...
I try to implement this library to my code.
uint32_t settings_set_erase_flag(int32_t flag)
{
uint32_t err_code = fds_write(flag, ERASE_BOND_FLAG);
return err_code;...
Hello I have this error:
Checking installed packages
pyside: 1.2.4
pyqtgraph: 0.10.0
numpy: 1.12.1
pynrfjprog: 9.0.0
Warning: The software is tested with PyQtGraph...
I wrote a peripheral similar to NUS. Then I use the multilink central to connect to 3 of them. First two are fine. But when the 3rd is added, the 3rd one would connect, but...
Hi,
I want to make an BLE_UART dongle which will receive the data from the module(An external module is connected through UART) and it will be send over the BLE to ble_receiver...
I'd like to write some timestamps to a log variable in order to see how much time has elapsed between certain points in my code. app_timer.h has two functions that look suitable...
Hello,
I have a problem while combining peripheral examples in SDK13. I am trying to combine twi_sensor and uart but when I do this in uart folder, compiler gives following...
Hi support team,
We met an issue for connecting our device built in nRF51822 to Android device.
The nRF51822 uses below firmware program:
nRF5_SDK_12.3.0_d7731ad...
Hello,
I am working UART_BLE_APP , my query is when we transfer the data form smartphone application to the device where the data will get stored in device and can we access...
I have created a characteristic for sending up to 60 data bytes in a buffer using a sequence of 20 byte notifications sent to an external device. This works quite well for...