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!
How can I communicate with my nRF24L01+ and nRF51822 at the same time. I can set up same channel, CRC-mode and I don't use ESB. But what about address? How do I set...
Hello,
I am using nrf52832 with PCA10036 V1.1.0. Soft device code is s132. I would like to know whether it will support Bluetooth 5.
I have downloaded nrf52 sdk13.0...
Hi, Dear Expert:
I am an Electronic Engineer. We used nRF51422 or nRF51822 at our products, but found the products was easily reset when did +/-1KV contact ESD testing...
now I used sample code of radio
change NRF_RADIO->MODE = (RADIO_MODE_MODE_Nrf_2Mbit << RADIO_MODE_MODE_Pos)；
In transmitter code , I change
while (true...
Story Short: When trying to run the ble_app_uart example on a custom board with a nRF51822QFAAH0 chip, the code faults and resets at the point in tries to call sd_softdevice_enable...
I would appreciate some suggestions on a good development flow to go from an Example to end application
I have nrf52832 on a custom PCB.
I tested several sdk13.0.0 examples...
Using:
nRF51822
GCC 4.8.4
Nordic Sdk 5.2.0
and even Ole Morten's nice pure-gcc setup
newlib-nano and -flto
Within the startup_nrf51.s I found something...
The server has no I/O, so no way to press a button.
Can an attribute cause the BLE to set a bit in Flash, so at the next power up, it will read that bit and know to execute...
Hello,
I followed the instructions of KEIL in www.keil.com/.../ulink2_trace_itm_viewer.htm
However, I cant get any outputs in Keil Debug(Printf) Viewer using printf...
I purchased a bunch of ptr8000 boards off ebay from china to do some testing of the nrf905 without realizing they were setup for 433mhz, and I need 915mhz. Looking at the...
Hi,
I am currently testing a DAC with I2S input supplied by the nRF52832.
But unfortunately no signal is coming out from the DAC, furthermore when reading the error registers...
I'm looking to use the nrf open mesh on battery powered devices based on nrf51822. I would like to enable the mesh for short periods of time to transmit values (~50 nodes...
Hi,
I've just got the example running with one DK as ble peripheral and ESB at the same time uing the timeslot API and one DK as only ESB receiver.
I can communicate fine...
I have used following sources for my application:
profile:
-BleManager,
-BleManagerCallbacks,
-BleProfileService
uart:
-UARTService
-UARTManager,
-UARTManagerCallbacks...
