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 have a specific application/product where in I am planning to use Nordic nRF52832.
-> There is a 9 Axis Inertial Measurement Unit (accel/gyro/magnetometer) connected...
Hi!
I have been trying for over a year to figure this out, but I am unable to, and I would hope it be pretty straight forward since OTA is already in the Nordit Master Control...
FIXED (see below)
Hi!
I'm developing software for nRF52 on nRF52 preview DK, which I got on the Global Tech Tour.
LED blinking (blinky) example is running OK, so I moved...
I have a device (configured as a slave) which is connected to a relay to on/off a motor.
Now, I need to connect it to multiple masters (e.g., couple of smartphones) to remotely...
Hello Guys,
I need suggestion regarding the selection of nrf8001 ble module
Does it support OTA updates?
What is communication interface? is it SPI or conventional...
Hi,
I want to discovery all attribute UUIDs as Master Control panel application does. I use API function 'sd_ble_gattc_primary_services_discover' to discovery.
Exactly...
Hi:
I develop my project with gazell, Device can keep send to host,but host can't keep send to device(I'm not mean for host sent ack to device).
In my program, I use "nrf_gzll_add_packet_to_tx_fifo...
In the nRF52 reference design, not using the DC-DC converter would result in higher power consumption. By how much? Any documentation regarding the details. Thanks
Hi all,
I am new in nRF51822. Today I am doing experiment using GPIO and radio transmission.
I wrote a very simple code as below:
int main(void)
{
init_clock();...
Hi, I've got a serious problem in my project. Some of its features require hard timings. The usage time of these features is longer than the single timeslot and I must be...
Hello guys, I'm doing a hobby project and can't seem to get it working. Aim of the project is to transmit temperature values from a DS18B20 using an Arduino Uno and NRF24l01...
I'm experimenting problems with a nRF51822 custom board. Recently I managed to run the blinky sample project. Now I'm trying to test a BLE project, but I'm having problems...
Hey All,
I am currently trying to have a Analog Signal come in through P0.05 which then gets converted via the onboard ADC and send out a Service Characteristic. I am using...
Hi,
I am using your NRF24L01P-R7 part .Can you please specify its maximum distance upto which it can detect other TAG in open area when there is no wind at normal atmospheric...
