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...
Folks,
Have been using Keil MDK Lite in the past, in a Win VM. Larger code (over 32KB) plus the convenience of running without a VM layer have led me to switch to NetBeans...
Hi,
I want to use the AES-CCM of nRF52832. But it can not work with the softdivice.
I have read the following question and answer.
devzone.nordicsemi.com/.../
It seems...
Hi Nordic folks,
We are developing a product using nRF52832 with a Power Amplifier (RFX2401C) for extended range. For communication we are using ESB with some modifications...
I was redefining the init packet and when it came time to generate the nano-pb files, it looks like there is a fair amount of difference in the newly auto generated pb.c and...
Sorry if these questions are discussed already. I'm a newbie to Bluetooth project. Let me explain in brief. I have a central and peripheral device. I am transmitting 10samples...
After quite a few difficulties getting Keilv5 to work with the included examples with no responses ( devzone.nordicsemi.com/.../) I decided to give Eclipse a shot.
This...
Good day All,
We are in the process off procuring a project using nRF52, and I need to find out some important things. Are there any costs in using any of the libraries...
I am using nrf52840 module(peripheral) for transmitting 10samples/10ms and central device as the same nrf52840 for receiving the samples. Although I receive the packets, there...
Hello,
I'm working on an application in which I have to dynamically switch between a TWI master peripheral and SPI master peripheral that use the same peripheral ID (our...
I have an NRF24LE1 transmitter using ESB. It is sending a static payload of 10 bytes every sec.
The other configurations on the transmitter are: RF channel:2, CRC: 1 byte...
Hi,
i'm wondering if there is any IC (for example nRF52832) that can reach a range up to 155 meters available within the Nordic semiconductor catalog ?
i know that the...
In nRF5 SDK 12.1.0 a bug was fixed in nrf_drv_wdt_init(). Watchdog timeout could not be larger than 131 seconds because of (x * 32768) multiplication before. This bug is again...
In the spec it says that the typical ramp up time is 140us (or 40us in fast mode). But there is no details on maximum or minimum. What is the true tolerance on this value...
We are building a simple project, let 51822 connect the mobile, once per second. We found that the Tx power of 51822 is getting weaker and weaker (view the voltage over a...
