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...
It used to work, but now it says "Connected" but the rest of the GUI never changes and the mouse just shows a busy spinner. Here's the log file:
0;13:45:18.9900 [MainThread...
Hello,
i use the nRF51 SDK_v6.1.0.0 with s210_nrf51422_3.0.0_softdevice.hex and EM:Blocks as IDE.
i have included the SD210 into the project wizard and created the s210...
Hello,
i am currently trying to integrate a timer properly to my project.
I want to set a pin to high for a duration of 1msec.
I configured the timer like shown below...
Hello,
i am currently working at a project which includes radio transmission based on th hal_nrf library.
I am using parts of an example code, which worked fine for me...
Hello,
my application is using the event scheduler while the softdevice is not. Is it save to call softdevice functions (like sd_ble_gap_scan_stop(), dm_device_delete_all...
Hi,
We deloped some concept(it looks not very good - sorry) for unique device which can be a slave and master.
to use this demo need following
Download to PCA10004...
Hi,
we developing bluetooth solution with S130 soft device
From now there only one example appear and i start it sucessfully but got some problem below
I see that device...
I have extend bootloader to about 18kB (0x3B800), and add uart module in it.
When I receive host command, I'll write a flag to flash via pstorage module, and use NVIC_SystemReset...
The NRF51822 series manual describes that an external LC filter is required to operate the buck converter. The reference design shows 1.001 uF of total capacitance to ground...
i try to test Low Energy Applications Using nRF51822 with application note ( nAN-36 )
in chapter 4 : led button example, build and install success~!, but, not running application...
when I use app_uart.c code with FIFO, uart is ok, but I always encountered a out of memory ( always return NULL from malloc )
How to monitor / determine memory / RAM usage...
Hi,everyone
I have trouble in debugging the "device_firmware_updates" example. Here is my development environment:
Keil-MDK :v5.1.0.0 and v5.11.0.0(an other PC).
SDK: 4...
I want to make a nRF51822 as broadcaster and peripheral role concurrently. It should have continuous broadcasting advertisement data under accepting connect-requests to notify...
Hi,
Looking at pstorage related code, it appears that it handles data copy from RAM to Flash.
Can I use pstorage functions to move data within Flash? I want to implement...
HI All,
We want to use UART RXTO event to detect UART packet boundary.
So we propose to add one entry APP_UART_RXTO to app_uart_evt_type_t in upstream sdk to sync.
...
I can not understand how works READY register in SPI master:
after first byte transmission READY sets high, i set READY low and send second byte, but READY never sets high...
