I'm using Softedevice 6.0.0 and SDK 5.2. and Keil 4.7.
I Modified bootloader project so it compiles with both ble and hci transports. Currently I use button_0 and button_1...
I am working on the proj that needed 2 MCU and nrf51822 work as slave.
I would like to know any ref on how to firmware upgrade on board without external tool?
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...
Hi all,
I am learning about the security mode level in BLE. Understood that BLE 4.2 added additional method which is called numerical comparison.
When I tried the...
I am searching for example on pstorage, I want to store data in flash using pstorage, mainly I want to know which files I need to include for using pstorage.
Hi all,
can we configure systick on nrf52840 to genrate exception every 1msec.
Tried doing the same but not able to observe correct value.
These are my configuration...
Hi. I need high data transmission rate(>500 KBps) over a long range(about 1000 m). Can you suggest me the best device according to my req.
Thanks & Regards
Utpal
Hi,
I have configured systick for 1msec value with Ticks=64000. When I read the systick calibration register value, the value is 0xc0000000. This indicates the Tenms register...
Hi,
is it possible for the NRF52832 to have an external I2S MCK clock when being in master.
Because I am working with a DAC/amplfier which will play some sound files from...
Hello.
I'm newbie in nrf51 world so maybe my questions will be a bit stupid.
I bought few nrf51822 modules on Aliexpress. Photo: www.dropbox.com/.../77_1.jpg
I bought...
Hi,
When trying to install nrf5x Command line tools 8.4.0 (under windows xp), the setup program ends with an error (see nrf5x-cmdlinetools.log ).
It seems to do with...
I want to be able to read my i2c and program logic flow within the BLE application but when I try to set breakpoints it causes the cpu to do a hard reset. How can I capture...
I have an nRF51822-DK board and so far I could not properly grab from the examples a simple thing: is there any specific initialization needed when coding?
For example...
Hi All,
I'm currently developing a network where I would like to use nRF52 SoC. The nodes in the network must be able to extend to over 100 and must be able to multi-hop...
Hello,
I've taken the example from the SDK 12.0.0 for RAM retention. I've added additional NRF_LOG statements to check if the RAM retention is happening. I do not have...
Hi all,
In the Data sheet ,i saw it is a short cut register . It is available for all the peripherals with offset 0x200.
Can you share more information about it, like...
Hi
We are developing a board with nrf51822 and we are looking for the PCB design layout guideline.
We actually went throught the PCB design tutorial on the nordic developer...
