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,
My behavior is as follows
Turn on my device(use 51422) and advertising(2 Service and 3 Characteristic)
Turn on my cell phone(Samsung Note3),scan my device...
Hello:
I used analog IIC write MPU6050. Again after power download programs, mpu6050 can run up there ACK response. But the debug will not run. Simulation IIC because no...
Hello,
I am a little bit confused when reading in NRF52 spec that a NVM page is 4KB while block size is 512B. Usually an NVM memory is composed of block made of pages,...
Hi,
I am testing github.com/.../nRF52-fds-example
I am on nrf52832 with sdk 12.2.0 .
I can't seem to make it work.
What i have done:
Separated FDS stuff to separate...
Hi all,
I am trying use the SAADC in blocking mode inside a RTC I am currently using
The issues comes from the example
saadc_blocking_simple
the ADC always give...
I guess this has been mentioned/asked before but you should really do something to enforce the full chip part-numbers to be listed at distributors.
For example, for an...
(Maybe this isn't an ideal place for issues with your web site, but I could see no better one.)
There is a technical non-conformance in your nordicsemi.com domain. In practice...
I've been testing my application and am having an issue opening MasterEmulator sometimes. I need to reseat the nfr51 dongle to clear out the errors I am seeing below. Any...
Hi,
I get error NRF_ERROR_INVALID_PARAM or error 0x12 from sd_ble_gap_connect in central.
I even changed peer_addr.type to 0 (BLE_GAP_ADDR_TYPE_PUBLIC).
When scanning find...
Hi, I'm trying to use an MDBT40 based board as a sniffer using the NRF sniffer firmware. I'm guessing I just need UART -> USB to talk to the chip, so I've hooked it up to...
Hi,
I am trying to figure out the best way to save power on the nrf52. I need to connect with ble about two times per day. The ble should 'woken up' by an accelerator ...
How can I flash both the dfu bootloader and an application, and have the application run after the flash?
As soon as I flash the bootloader, it kicks in doesn't fire the...
Hi,
While updating from the antique NRF51 SDK8.1.0 to the newer SDK 12.2.0, I came across a problem: Gcc crashed with:
c:\users\elm\documents\nordic\nrf5_sdk_12.2.0_f012efa...
Hi all,
i have some problem to use Timer0_IrQ.
i start first with a program that use a softdevice. After i want change this project with another that don't use it.
...
Hi,
I would like to know if the NRF51822 (Just the NRF board, not the BLE Nano) comes already prepared to be programmed or if it needs some modification. I want to program...
Hi,
I have successfully implemented the UART over BLE. Now I'm trying to implement the HID over GATT for my nrf8001 device. What I'm trying to achieve is lower connection...
Hello,
I am attempting to setup a SPIS interface, and I am continuously getting 0x00 inside my RX buffer. I am varying the length of TX from the SPI master, and seeing...
