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...
As noted here , a lower interval will give quicker connection - but at the expense of power consumption.
With a 4s interval, it seems that it is likely to take several...
Let's say I add two PPIs which both trigger off of the same event. One of these PPIs is connected to the CHG[0].EN task, and the other is connected to the CHG[0].DIS task...
In the GTT_2_Introduction nRF52 document there is a picture with text
-42 dB Selectivity (2'nd CI). As far as i concerned it's about Carrier-to-interference ratio. But what...
Hi.
I am using DK PCA10028 V1.1.0 for my devlopment. The SD is ver 8.0.0, the SDK is the latest and keil v5. The IC is nRF51422QFAC. I am trying to flash the examples from...
Hello, Is it possible to configure nRF's USART to work with Smartcards (ISO 7816)?
The ISO7816 specification defines the bit rate with the following formula:
B=(Di/Fi...
I use the " nrf51-ble-dfu-symmetric-signing " example from GitHub.
The application download over dfu works fine on the PCA10028 board.
But how can I install this bootloader...
dm_distributed_keys_get returns address of local variable 'peer_enc_key';
sdk version: nRF51_SDK_9.0.0_2e23562
in function ret_code_t dm_distributed_keys_get(dm_handle_t...
hello guys,
I'm working in a project & I added some sort of security to the project, I enabled the bonding & MTIM flags through:
#define SEC_PARAM_TIMEOUT 50 /**< Timeout...
Hello,
The 32kHz external oscillator is it required by S110 softdevice v8.0.0?
I haven't see this information in soft device specificaion v2.0.
Thank you.
Hi everyone,
I am using the Arch BLE running firmware version 221 (most current one).
Whenever I create more than 3 PwmOut objects (from the mbed library), the MCU just...
Hi,
I am trying to use the PORT event to trigger interrupts when a button is toggled, i.e. both on LoToHi and HiToLo.
To my understanding PORT events are generated by...
I think I have followed everything from:
devzone.nordicsemi.com/.../
devzone.nordicsemi.com/.../
to convert the dual_bank_serial_s110 to an S210 serial bootloader...
Hello
I’m trying out the new nRF52832 (QFAA-AA0) with preview kit pca10036. I have S132 softdevice installed and running the beacon example from SDK 0.9.0 which appears...
Hi,
I am using the sample BLE_gls code provided by Nordic.
I have made the following changes in the code:
#define SEC_PARAM_MITM 0
#define SEC_PARAM_IO_CAPABILITIES...
