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...
I am implementing the Device Information Service, and want to include the bootloader version as "Firmware revision" in DIS and the application version as "Software revision...
I am new to nordic ble chips.
I am using nrf52832 ble chip, s132_nrf52_3.0.0_softdevice
I am trying to update firmware on the air. But I am getting an error that I do not...
Hey,
Up until now I have only been dealing with software. Now however, I want to create a device that I can use to track my bike by GPS and heading. In the future, I want...
Hi
I am having a problem now(maybe a bug).I refer to nest_state.c and access.c build my user_flash.
But some time,when I reset device,write data to flah will be fail....
Hi,
I'm using the nrf52840 with sdk v15.3 and I'm trying to list of the characteristics of a specific service that has a 128 bit uuid running on a peripheral. However, even...
Hello,
I would like to be clear on the pros/cons of registering a new SIG-adopted UUID versus a vendor-specific UUID. We are a small developer and the cost of registering...
Hello,
I have two differents sensors on one SPI port and I don't really know how to be able to use both. Of course all are connected in the same MISO/MOSI/SCK but there...
Hello,
We currently have several devices out in the field as test units, installed at beta sites. The new modem firmware v1.1 has several features/fixes that we want to...
Hi, we are working on custom board using nRF52811 SOC, I have some confusion
1. regarding the antenna design, I copied the Antenna from Dev board, but it is designed for...
Hello,
There's an interest on the LTE-MTC module.
I can see it's based on nRF9160.
I'd like to inquire about the MTC technology please, does this module support CATM2...
Hi,
I'm using a buffer size of 64 bytes using function
nrf_drv_uart_rx(&app_uart_inst, rx_buffer, 64);
When I receive only one byte packet from the remote, I get EVENT_RXDRDY...
i want to use pwm of rnf52810.but i don't know how to recognize what pins is pwm.
what pins in 52810 i can use wire to connect and then use it's pwm function?
or i can...
Hello, I try to import big project from Keil to SES. The main idea is to move to better IDE and use the same compiler ARMCC provided by Keil (license is present).
I have...
I am trying to using ceedling with FFF to create mocks of some of the NRFX HAL files. However, when I run ceedling I get some very weird errors. I've taken the `test/include...
Hello,
Below are details of my setup:
Peripheral: nRF52 DK
Central: One Plus 5 android phone
Sniffer hardware: nRF52 DK
Wireshark version 2.4.2
On Wireshark, I...
