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...
Can someone familiar with the nRF51822 timer infrastructure confirm for me what the maximum achievable PWM frequency is, assuming 8-bit resolution? I've been weeding through...
We got the new sdk and ported the "Alert Notification Profile" to the EVM board. It can communicate with the the Master Control Panel. We want to know whether it can communicate...
hello, on my board the nrf24l01 is optional.
what is the preferred solution to identify if a nrf24l01 is present.
I tried to read the status register. But sometimes...
I am using Laird Bluetooth-4 device BL600 with smartBASIC. While communicating over the I2C bus I am encountering the Hard Pull-up on SDA line. During the Slave ACK I could...
The new pstorage abstraction is almost using 1K RAM, which I'd actually planned to use for something else :-)
Is it possible to limit the RAM used by this module. Can I...
Hi there
can I download the source code?
This app is able to detect the nrf51822 chip even with android 4.1, which is great, so I could test my firmware on my samung...
Hi,
We have a custom board with nRF51822 chipset, We have developed the code to work with some senor peripherals, everything is working fine, but sometimes, when we do testing...
Hi:
chip:nRF51822
code:ble keyboard
How to send the VIRTUAL_CABLE_UNPLUG request by Bluetooth HID devices?
If Virtual Cable Unplug is received by a Bluetooth HID device...
hello，
the datasheet of nRF2460 “nRF2460_Product_Specification_v1.0” has a explanation “the MCLK signal on the ATX side is locked to the
reference （crystal）of the ARX...
Hi all
In the documentation for the function "sd_ble_evt_get" it is mentioned, that this function may be called directly in the ISR for the SD_EVT_IRQn or from the main...
Hi
I am trying to make the ANCS example run on my dev board but i would like to use my on makefile. what i would like to know is where in the memory mapping should we start...
Here are some constants from main.c for the other LEDs, but what do LEDs 0 and 1 indicate? 0 seems to be on when advertising. 1 when connected? What about pairing/bonding...
Hi,
I'm designing an Android application that has to receive VGA images from de nRF51 acting as the server. Is GATT the best way to accomplish that? If so, as it is necessary...
