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 there,
I'm developing some proprietary RF application recently with nRF52. In this application, the radio frequency (tx and rx) is changed very often(every 3ms) by calling...
Hi,
When creating and adding characteristic to service, what is the meaning and difference between these two variables:
attr_char_value.init_len
attr_char_value.max_len...
I am able to send data upto 20 bytes by connecting to an external BLE device. How do I send data greater than 20 bytes. I have read that we have to either fragment the data...
main.c
We have interfaced 4 pins of touch screen to nRF52DK pins P0.04, P0.05,P0.06, P0.07 and pulled the pin P0.04 high to detect the touch by configuring the pin to sense...
i successfully generated sound using pwm and piezo buzzer
while(/*while event occurs*/)
{
for (uint8_t i = 0; i < 50; ++i)
{
value = (i < 20) ? (i * 5) : (100 -...
Hi,
Please find the attachment of code. maincode.rtf
I am using nrf52832 SDK11 s132v2.0.1. I have modified the ble_app_hrs_rscs_relay code and its main code is attached...
Edit:I'm using sdk 10.x, with softdevice S110 version 8.x, so yes, the library function could be obsolete but I don't think that's the cause.
Edit #2 it seems that it will...
How do I check timer2 is running or stop ?
I try to measure timer current after I program nrf_drv_timer_pause () or nrf_drv_timer_disable(), The two conditions current...
Hi,
When creating and adding an characteristic to service, what the meaning and difference between these two variables:
attr_char_value.init_len
attr_char_value.max_len...
It doesn't look like ppk is in the Nordic github, so leaving this here:
On linux, ppk v1.0 work great, but v1.1 hangs and takes forever to draw the windows. I traced the...
Hi,
I trying to use the AES ECB driver on nRF52. When I init the NRF_ECB->ECBDATAPTR with AES data system just panics. Not clear what's happening.
However the same piece...
I am using the PCA10031 dongle. When I connected it to my pc (Windows10), I got a message in after starting Master Control Panel3.10.0 saying a firmware update for "J-Line...
Hi all,
I have compiled the ble_app_hids_keyboard example for a nRF52832 on a Laird DVK-BL652 breakout board.
I have a tablet running android 5.1.1 and the nordic nRFConnect...
