Hello,
I'm using the nrf51422 with 210 softdevice.
I'm trying to figure out a way for the receiving slave device to go to sleep when away from the master, but to wake...
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 All,
I am new to the field and working on nRF51822. As mentioned in the question, which is the easiest way to Implement a simple LED blink (10Hz) for 5 seconds?. Is...
I have successfully tested the SPI master loopback example on pca10001 eval board. I have a few questions regarding a real-world scenario when there is a slave SPI present...
I'm trying to follow the instructions for "nRF51822 Beacon Firmware Documentation" for over the air firmware upgrade of the smart beacon, but I can't find the soft device...
Could this be my problem?
devzone.nordicsemi.com/.../s110-7-0-0-can-i-write-my-own-mbr
an application now starts at 0x15000 which is to make room for an extra 4Kbytes...
Hi,
I am new to BLE Development. Currently I am using NORDIC Development board (SDK Ver 5.2 &Soft device S110). I want to write a small program to establish the connection...
I'm trying to get a handle on the various ways I can implement console output on this system.
I have in the past used the retarget.c/.h code from this forum that uses simple_uart...
Hi
I use the random number generator of LE1,I have made a demo code and the code can generate a random number.As the project in attachment.
I want to get a random time...
Hi all
I get LE1 enter sleep mode(PWRDWN = 0x04;)and use RTC to wake up,but LE1 cann't enter interrupt function after RTC wake up.
If I just use RTC to run ,LE1 can...
Hi,
I am using a custom board with nRF51822 to transmit data. Everything works fine except the transmitting always stop after a while. I am using softdevice 5.2.1. I attach...
Hi,
i want to start timer 2 and read its value just before the radio gets active. I've seen in the nr51 series reference manual i can use task capture to set the current...
I am developing using a nrf51822.I need delay timer
that can be substitued for nrf_delay_ms().
in other words,need a task delay that can be taken some event from another...
Hi,
i'm reading through a document that is part of the ble-sdk-arduino
The document is titled "HID over GATT maps USB HID to the bluetooth Generic Attribute profile...
Hi,
I have 2 timers and APP_TIMER_MAX_TIMERS = 3. I am getting NRF_ERROR_NO_MEM error.
If I increase to 6 it works. Is it 3 APP_TIMER_MAX_TIMERS per timer?
Thanks...
Hello,
I am running a nRF51822 rev G0 with Soft Device 6.0.0 & SDK 5.2.0. My device implements a custom service with 4 characteristics. One of those characteristics is...
