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 all !
I'm trying to evaluate the throughput i can have between a Motorola 4G and the nrf51. The nRF51 is the peripheral and the phone is acting as a central.
To do...
Is the nRF Temp App source code available for download?
I am currently developing an ultra-low non-connectable beacon and would like to use the nRF app as a starting point...
I guess all the Bluetooth members saw the email from the SIG about the next version of Bluetooth and how it is confirmed to have double the range, quadruple the speed and...
I'm looking at table 23.15.2 in the nRF5 Reference Manual, and it states that TX startup current is 4mA with the DC-DC enabled.
Does that 4mA include the CPU idling...
My project: nRF51422, S110, based on SDK 7.1.
My project employs several application timers (run via the scheduler) and a continuously running Timer1-based 1ms timestamp...
Hello again,
i wanna use the UART communication for transfering data from my µc to the nrf51 and vice versa.
For a test i used the ble_app_uart example and it works...
Hi,
I programmed my NRF51 to read ADC samples and I trying to transmit the information to a dongle. So far I have been able to send the hexadecimal values of the recorded...
Heyho!
Is it possible to set the PWM base clock frequency to 40kHz? If so, how? I see that the predefined base clock frequencies don't go any lower than 125kHz.
I'm...
Hello everyone, I am program for PCA10001 and I want to use Bootloader to upgrade firmware through OTA for my device. I have a old file bootloader use for s110, and I tried...
Hey,
I would like to send data from Central to Peripheral. I follow by ble_app_uart example, however I need to send a float type variable, so I split it to the total and...
I have 2 identical nrf52832 development boards with PCA10040 V1.1.0. One is running the ble_ant_app_hrm example from the nRF5_SDK_11.0.0_89a8197. This example appears to run...
Hello,
I'm developing a product using nRF51822 which is intended to work with iPhones (only iPhones for now; iPod/iPad and Android later).
I need some kind of document...
Hello,
I'm trying to recreate the PWM_library example from the v.11 SDK in a new file in Keil. I have compared the debug settings in my project to the debug settings to...
