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...
i am using keil mdk5 and i want to use nrf51822.please tell me which software i need for this and which sdk i have to download for this.i am currently troubling with doing...
I'm facing problem while program custom board. I'm using nrf51822 module( link ) & j-link EDU 9.3 version. I think there is some connection issue. Here is my connection
...
Is there any reason why no error is returned when app_fifo_get() fails in app_uart_put() (SDK 12.0.0). Couldn't the lines below:
if (app_fifo_get(&m_tx_fifo, tx_buffer...
Hello,
I'm facing some problems when trying to migrate from secure dfu debug to release mode.
I set the nrf_log to use uart instead of rtt in both debug and release...
Hello.
We are building our project based on nRF52 chip and BLE beacon firmware. Do you know if we need to buy some MAC address range from "provider" or we can code some...
Hi I know i have just asked this question 2 days ago.
and it works 2 days ago.
Thanks to Terje Schjelderup, he solved my last similar question, and kindly reply my problem...
I've tried to use stdlib's random generate function.
and as usally all of the basic C language's random generate functions does, I've used srand with Seed based random...
Hi...
See my advertise_init function to add custom 128-bit UUID.As seen in the answer of this post devzone.nordicsemi.com/.../ i have changed uuid_type but still receiving...
i am using sdk 13.0.0 for nrf52840 running on IAR compiler. I am trying to create new project for AES but i am getting error as no definition for :
Error[Li005]: no definition...
Hi,
I am working on an application which sometimes needs to send a buffer of a couple of KB to a connected smartphone using the nordic uart service.
The function used...
Hello all,
I'm currently modifying my Analog Input circuit schematics to improve precision.
I'm adding after my voltage divider, an opamp as a voltage follower to ensure...
i have 3000 bytes of data placed in flash from 0x20000. i want to calculate hmac for the same data.First, can we calculate hmac for such huge data?If yes, then how can i calculate...
I'm using SD 110 and the PCA10001 board.
I make the call to:nrf_gpio_port_read(LED_1), where LED_1 is on, or high. This call always returns a 0. How can I read the state...
