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 all,
I am using PCA10040 (nRF52832) and I want to create a ble mesh network. I know that this SDK contains some examples for mesh, but I am not able to find something...
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I have an implementation running with a peripheral sending notifications to a central at 27.5 ms. They are both configured with HIGH BW. Sending of notifications is...
Hi,
PTX:
based on the SDK11 "\examples\proprietary_rf\esb_ptx\pca10040\blank\arm4\esb_ptx_blank_pca10040.uvproj",
what I changed is delete the "nrf_delay_us(50000)" in...
I am simply trying to add a custom service to the HRS example. When I build in regular s132 armgcc it works no problem shows my blank service with nothing special. however...
Hi,
How can i disable peer manager from the buttonless DFU example. if just disable the peermanager by removing the code and editing sdk file, its not working.
i am using...
Hi All,
I am working on BLE+SD card.I am getting following error:-
*** Using Compiler 'V5.06 update 4 (build 422)', folder: 'C:\Keil_v5\ARM\ARMCC\Bin'
Build target...
I have a app that stores some calibration information in flash (1 page at 0x7F000)
When I booted now I noticed it has replaced it with "DEADCODE" following some hex number...
SDK version 12.2 and SoftDevice 132 and Dev. Board 10040
I am trying to run the ble_app_beacon example with NRF52832 DK. I have imported the IAR project into Segger Studio...
Hi,
I bought the nRF52840 in april. The problem is that my iPad doesn't detect the nRF52840. Also, when Itry to upload a .hex file on it, the board tells me that the upload...
Engineerings, We are looking around to find a way to prove that the hex file burned into the device is really the result of the original source code. Is there any idea/way...
Hi Guys, I try to implements the ctrl-C/V for bluetooth HID keyboard. But from SDK, I can't figure out how to send two keys. Even I do not use buffer_enqueue/dequeue in order...
Hello,
I try to build mesh sdk for nrf52840 it gives me error on RTT
0> <t: 0>, main.c, 318, ----- BLE Mesh Light Control Client Demo -----
0> <t: 0>, main.c, 108, Initializing...
hi, In my setup, I have a 3.7 V battery divided down to the bandgap range using a 100k and 100k resistors, so the voltage at the ADC input is 3.7 * (100/200) = 1.85 V. I am...