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...
I was able to add the Device Information service as well as a proprietary service using a 128 bit UUID. I modeled after the ble_peripheral uart example. However when I try...
Nrf52/Kiel/SDK11
My application was at the point where I needed to add DFU. Following the examples and SDK doc, I added the files and code needed. It would NOT advertise...
We recently moved from SDK11 to SDK13. We run out of memory when adding custom services & chars to the S132 v4.0 softdevice. Increasing the app start address in the linker...
For the record I have been struggling with migrating a project from S110 @ nrf51422 to S140 @ nrf52840.
Quite by accident, I found this "nrf51_to_nrf52840.h", what does...
Hi , Everyone!
Now i have the board nrf52832 and i'm conducting my DFU.
My DFU is to update softdevice and application.
Here is detail about my problem:
softdevice...
Hi
From s140_nrf52840_5.0.0-3.alpha_migration-document, it is mentioned that the L2CAP API has been completely removed. Are there plans to re-expose the API? We have exposed...
I'd like to clock the nRF52840 at the same frequency as my converters. Is there any problem with using a somewhat different frequency than the 64 MHz (or 32mhZ) crystal? If...
Hello guys,
i randomly get twi error busy 17.
i have #define TWI_DEFAULT_CONFIG_IRQ_PRIORITY 7 in sdk_config.h and .interrupt_priority = APP_IRQ_PRIORITY_LOW in init function...
My setup is based on a jlink clone and yunjia module nrf51822 and nRF51_SDK_10.0.0_dc26b5e. I am following this tutorial successfully till the section Enable auto discovery...
Hi,
The following function/macro is missing in SDK 12.2.0 and 12.3.0 but existed in 12.1.0:
nrf_drv_saadc_gpio_to_ain
I am re-compiling "thingy" SDK and it happens...
I'm looking for an answer as to how to know the source files that I need to mention in the Makefile if I'm writing my program from scratch. Are there some bare essentials...
Hello,
I am writing here because I am trying to change some concrete values from a .hex file in order to vary some BLE and other values. I need this because I need to generate...
Hello,
I downloaded the nRF Blinky app (for Android) here :
github.com/.../Android-nRF-Blinky
I'm looking to modfy the code to have an auto connection. For this, I...
As far as I can tell, the application is set to invalid (settings.bank_0 = BANK_INVALID_APP) after the application has been successfully deleted ( devzone.nordicsemi.com/...
im trying to use nrf_drv_timer_t with timer0 but I get identifier "TIMER0_INSTANCE_INDEX" is undefined error. TIMER0_INSTANCE_INDEX is defined in nrf_drv_config but this file...
