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...
Hi all,
i want to know answer related to following question
1)what is use of uicr?
2)if i place some value in uicr and then change the image,then is there will be change...
It used to work, but now it says "Connected" but the rest of the GUI never changes and the mouse just shows a busy spinner. Here's the log file:
0;13:45:18.9900 [MainThread...
Hi,
I work on the PCA10028 devkit with the nRF5_SDK v 12.3.0.
My project implements the ESB comunication concurently with the BLE by using the timeslot API.
I can send...
Dear Sir,
at the past I already ask this question at old forum, but now I can't find this ticket so I ask it secondary.
If I use a circuit configuration no.5 but USB is...
I lost several hours trying to figure out why my implementation of Queued Writes wasn't responding to write requests. Finally resorted to a line-by-line compare with the Experimental...
so it looks like there are no s140 iot examples available. My cursory investigation indicates this might be because L2CAP is not in the 140 softdevice.
I am currently interested...
Hi
I used nrfjprog.dll in our internal software. implementation is in C#.
Everything works just fine - except for the last call to NRFJPROGDLL_go - it seems like it starts...
I successfully ran the proximity_demo supplied by Nordic. I used my laptop's usb port to power up the device and it worked fine.
Then I unplugged my laptop and tried to...
Hi dear All!
We going to prepare final PCB Layout for nRF52840 MCU.
Previously, we used nRF52840 -AA , then -BB (pinouts changed!),
The question is about release / next...
Using NRF2401+, I have two units running side by side on the bench.
With Auto-Ack turned OFF I can successfully read the RPD register (bit 0) and get the expected readings...
I have a small problem with Bootloader + application in our custom board.
If I do the DFU update,application starts at first time but if i do a power reset application doesn...
Hello,
Some time ago I bought an nRF51822 evaluation kit to start developing with this chip. Now I have a project that needs a small pcb like the beakon you show here www...
Hello,
I am using the following code to set time in my code, but when trying to set 2100 year or 2040 more year with nrf_cal_set_time function,
it is failed, it shows...
Is it possible to send an SMBus quick write and quick read using the TWI hardware?
The sequence is:
<START><ADDRESS><R/W><ACK><STOP>
I can send the address, but...
Hello,
if I send a byte over uart to an device (e.g. gps -logger), the same byte will printed to the terminal (e.g. Putty or Termite).
If I get a byte from the micro-controller...
