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...
Hello, I use two nRF24L01+ modules as a transmitter and a receiver, and Atmega8515 as my microprocessors. The transmitter seems to be working as I can see the modulation on...
Hi,
Our manufacturer would like to change the recommended capacitors on the nRF51822 antenna circuit design. Here is the query:
Please check below 3 capacitors request...
I notice in the datasheet for the NRF24L01+ that the receive address needs to be programmed into the Receiver.
Our application receives data from another channel and supplies...
Hi All,
I am looking for a cost effective Chip Socket for nRF51822. The challenge with nRF51822 is that while it is the standard QFN48 package, the pitch is 0.4mm making...
hello,
I have known that Nordic has produced new nRF51 DK which already support s130. But it seems only a demo!
What's the exactly plan of BLE 4.1 and 4.2?
When can buy...
Since windows xp isn't supported any more, I need to get the evaluation kit working with a windows 7 PC. It looks like the problem is with the USB communication. Is there...
Hello,
I am using ESB protocol and there is a definition says "#define NRF_ESB_CONST_MAX_TOTAL_PACKETS 6" so how can I use maximum total packets number? I am looking higher...
How do I configure nRFgo to use the IAR I-jet rather than a segger? When I run nRFgo the nRF51 Programming tab is greyed out and it says no board connected. I presume this...
I am using SD 8.0 SDK 8.0 and MCP 3.8 I am able to find the DFUtarg service and successfully complete the transfer of my applcation (100% complete). However, upon finishing...
Hi,
I'm doing some throughput/current consumption tests with nRF51822 (on PCA10001).
My firmware has been developed starting from hrm example. I have created a custom service...
Hello,i have nrf518822 device,program the s130 (0.9 version).The centrel connect to the peripherals ,now have a problem.When pressed button1 the {event_handle(BLE_GAP_EVT_CONNECTED...
Hi everyone, I took a nrf51-ble-app-lbs-throughput-test-5.1.0 example from github.com/NordicSemiconductor; I want to send data not only with the push button but even after...
Good day
I can't see my beacon on my phone after downloading the app. The beacon is on but still can't be recognised on the phone.
what might be the problem?
Tsh...
