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...
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...
My three buttons are pressed each time, and the LOG information is as follows
0> [00:00:00.000,000] <info> app_timer: RTC: initialized. 0> [00:00:00.000,000] <info> app...
SDK:15.3.0
CHIP:52832
I downloaded sdk15 for nrf52832.all sample programs and soft devices are working fine but boot loader coding is showing some error. I am using this...
Hello,
I am developing the following application:
An nRF52840 bluetooth module connected to a sensor does data acquisition and then sends it directly to an nRF52840...
Hi,
I am trying to use SPIM3 to drive LCD(ili9486), but I have encountered some problems, hoping to give me a solution.
I have 2 questions:
1. spi_config.dcx_pin
How...
Hello, we have run the power profiler on two different example projects, and want to understand the difference between the two.
When we run the blinky project
nRF5_SDK_16...
I am buys setting up a project on the NRF52 that needs to use the TWI. Usually I would read byte for byte, and if one of the registers has enough data to justify it, I would...
I tested sdk16.0 with secure uart debug example, that DFU needs to enter bootloader twice(press button4 and reset twice), first time to update setting file, second time to...
Hello,
I am developing using nrf51822 and J-Link.
In the Keil4 version, the RTT viewer worked fine, and only the project was migrated to the keil5 version,
but the RTT...
I'm using PCA10040 to test nRF52832.
But I can't see J-link device after connecting USB.
I installed J-link(segger), nRFgo studio, nrf command. But I can't see my PCA10040...
Hello, we are using the ble_app_uart example code, and are trying to modify it so that if a certain UART sequence is received from the connected microcontroller, it will disconnect...
Hi
I'm working on a project interfacing the nRF52840 board with the lis2dh12 accelerometer
I'm using SDK 15.3, basing my code on the provided driver and information...
Hello!
Now I have two devices about nrf52832 .One is central and another is peripheral. So I want to transfer the peripheral mac address to the central via nfc.
I do...
This is the config fun followed。
one sample every 125ns,one ant get 12us =96 samples.
and first 2+32 samples is ignored。
*******************************************...
I've already tried to set some zephyr configs, but n51822 to run as peripheral it nedds at least ~20KB
Have anyone got success or all the nrf51822 QFAA H2 will really never...
development environment： SDK 14.2 , NRF52840 as central and NRF52832 as periph for Bonding: Passkey Entry, Central displays, and the error occur on nrf52840.
I want to know...
