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...
Hi,
Please help me with the following theoretical situation:
I have a NRF52832 running HID profile, mostly sleeping.
From time to time, an external interrupt occur (GPIO...
Hi,
I am trying to get the data written from a central (a smartphone in my case) to one of the characteristic of my peripheral using write request. The problem is that...
Dear developers,
We had a working application with SDK11 SD2.0.1 that we have migrated to SDK12 SD3.0.0. With SDK11 we could successfully bond to multiple peripherals and...
Hi. I use the nRF51882 and Arduino ide for developing. My main goal is turn on and off the Led thru the Bluetooth interface. But when I use the UART service for it I have...
I am seemingly haunted by spurious 'soft resets' I cannot seem to find a good explanation.
I have an application that is to be dormant until activated. When waking up I...
Hi, I'm a newbie to Nordic and need to use multiple nRF24LE1s to get ADC values and transmit them to a single nRF24L01 connected to an Arduino. I need sample Keil compiler...
Hi, Nordic
I download SDK13.0.0-1.alpha_055eef3, open project
\gzll\experimental\gzp_dynamic_pairing\device\pca10040\blank\arm5_no_packs\gzll_dynamic_pairing_device_pca10040...
Is there any example of changing the default mtu size of 23 to a bigger value?
We tried increasing the att_mtu to 512, and reserved more ram for the softdevice, but still...
I have a rather unique problem. I want to control an "old-fashioned" DPDT relay using nRF52 GPIO lines. I'm trying to accomplish this task without adding a power transistor...
Hi all,
there is a nice section in here already about enabling the Reset input (P0.21). Unfortunately the link to the relevant infocenter docu is missing.
Could you...
I think that all of the Experimental is all unreliable.
I try it 5 days to test it, It always Failure.
So , I want to know that to how to understand the keyword "Experimental...
Hello developers,
I am struggling badly to use interrupt in my application. I am using softdevice S130 and ble_nus, ble_bas and ble_hrm services. All I want is to trigger...
I would like to update my current bootloader with one, that is bigger than the predefined space of the current bootloader. For that, I want to flash an application via DFU...
