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...
Hi all,
I tried to implement a software ACK between two NRF24LE1 devices, but failed.
In my tick_interrupt_ISR, I send a frame from device_A to device_B, and I want to...
I would like to start a pwm signal on PIN 15 while BUTTON_1 or BUTTON_2 is pressed. If BUTTON_1 or BUTTON_2 is released, than there should be no signal(low) on PIN 15.
...
I have built an application using S120 v2.1.0. The app runs fines from 0x1d000. When I run an own bootloader (RS485, no need of interrupts or S120, no pstorage functions,...
hy,
i am using s130 as a central device. I can establish a connection and also read the characteristics. I also enabled notifacation for one characteristic. Everything...
Hello,
I have the latest version of nRFGo Studio (1.20.0.2 version) and i try to program the S310 V1.0.0 SoftDevice using the nRF51 DK. I get the following message : Invalid...
Currently I have a device working with DFU being updated from an iOS device. Now however, I would like to update the DFU from another BTLE device. There is no OS in this device...
As I am using four GPIOTE IN events to get interrupt on gpio-pin's rising-edge, please let me know whether it is possible to get low power or not.
If not, please show me...
I get an error sometimes in my project, and the error code is 0xDEADBEAF always. it happens often when i start advertising and connectting to a mobile phone. i get the debug...
From the nrf51 dongle User Guide, if revert back to the J-Link image from mbed image
download the latest SEGGER J-Link software from www.segger.com and open a debug session...
Hello, first of all: I do not expect support from nordic here, but if any kind sole could shed some light on this, I would be very grateful. I’m developing an open source...
Hi All,
I was tasked to create a program in visual studio that can just detect the 949-NRF51822-BEACON
Using the 949-NRF51-DONGLE. A simple application that detects the...
Hii all,
I wanted to generate a clock pulse from the pin P0.05, I've written the code and when I tested the application with nrf51 DK with chip 51422-AC its working fine...
Hey everyone,
I'm trying to send a value as a notification packet from GATT Server (slave) to GATT client (master) at 7.5 ms connection interval. I have set up the radio...
I am using a simple 4 by 4 matrixed keypad, and I would like to handle some of the decoding myself.
In essence, I would like to configure all 4 rows as low driven output...
Hello,
I already searched the forum, but I didn't find anything.
Is there a way to invert a port on a NRF51822?
I use this chip together with an XMega-Chip and they...
