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,
I am trying to change the tx power of Zigbee using the following APIs :
1) zb_set_tx_power(0x32); 2) nrf_radio_txpower_set(NRF_RADIO_TXPOWER_NEG12DBM); 3) nrf_802154_tx_power_set...
I am currently using a nRF52-DK to follow the connection between two external devices. I run the sniffer and start/stop the sniffing via Wireshark. When I start sniffing,...
Dear Team, I face Following error with example downloaded from Github,
error 1) Output/Release/Obj/saadc_pca10040/ses_startup_nrf_common.o: in function `InitializeUserMemorySections...
Chip: NRF52840
Firmware platform: Wirepas V5
Hello!
I am now writing firmware for a product based on HW&SW mentioned above.
It is powered by battery and sends data...
Dear Sir,
please do me a favor to reply on my following question.
our project is a keyboard which we expect can work on both ble and 2.4G. we will use other brand of of...
Hello
I am using nrf52832 and sdk v17.0 I recently succeeded in controlling several ws2812 LEDs through I2S. And now I'm going to combine these codes with the others.
...
Hello,
I'm trying to get the SPI drivers working in slave mode. I have tested my master (Atmel L21) on an Arduino and I can see my message clearly. I'm trying to get nRF52833...
Hello
I want to access to the buffer to see what I am transmitting for then change the data to transmit to be able to verify, also I want to know where I can find de Kconfig...
Hi!
I have a custom board with a NRF52840 and some extra sensors for my application. I'm trying to comunicate with one SPI sensor but I have a little extrange behavior....
Hi,
I am trying to create a combined Bootloader + Bootloader Settings + Application hex file to flash the same into the devices during the production.
Bootloader Project...
i write 40bytes to flash 0x74000 and read 0x74000。i find it actually use 160bytes. I try to write a different number of bytes, it actually use 4*(write bytes)
this is...
I wonder if I can use spi1 or i2c1 on nrf9160. I use the 9160ns board configuration but non of my configs work for spi1 or i2c1 works. If I change it to i2c2 or others it...
I have a startup sequenced (nRF52832 peripheral) based on the s132 (v7.0.1 BLE 5.1) NFC Pairing example where it advertises at 1Msps link rate, then uses the PHY UPDATE API...
Hello!
We are working with NRF52840 dongles and want to be able to have them relay data over an OpenThread mesh network through UDP automatically. We have found within...
