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,i'm using the nRF51822 with the IMU 9150 sensor, i'm using the github.com/.../nrf5-mpu-examples git repo for my sensor. while i try to read the values of sensor in Tera...
I am trying to flash TCP-Server example from IOT SDK from Eclipse.
Project builds without errors.
But I am getting this warning message in Eclipse console when I flash to...
s130, nRF5_SDK_12.1.0_0d23e2a, SoftDevice 8_9_0.
I want to use the Central Glucose Service, how do i modify the "ble_central/ble_app_hrs_c" example code?
int main(void...
I wanted to use MQTT example with nrf52 DK board.
and I uploaded MQTT firmware which is located MQTT example folder in iot SDK.
www.youtube.com/watch
I tried to follow...
Hi,
I want to implement handler for undefined instruction fault. According to Cortex M4 documentation (ARM DUI 0553A subchapter 2.3.2 "Exception types") this fault leads...
Hi everyone,
I've been experimenting compiling my project with Clang and have run into some issues with the supervisor calls and their wrapper in nrf_svc.h.
Without...
Hi,
I want to implement simple module:
gpiote event on pin change (around 6.7MHz signal)
Route gpiote event through PPI to increment counter
Toggle GPIO pin...
According to the documentation, the function sd_ble_gatts_exchange_mtu_reply() can return NRF_ERROR_BUSY , which would require the application to somehow defer the call to...
Hi,
I am attempting to run the examples of BLE HRS C and BLE HRS Peripherals from the SDK. Getting to the connected state works (discovery and notifications as well) just...
I noticed that the ram setting in this example is from 0x20003440, this means only less than 1KB is for application. But the example in sdk 12.1 the ram is from 20002078....
We want to use IoT SDK where two or more nRF52 chips would talk to each other via 6lowpan, in that case is the ble enabled router necessary for such communication?
I have an nrf51822AC chip connected to another ARM based processor which provides a CAN interface. The two are connected via the UART and we are using the ble_connectivity...
Hi, in the current project I'm working on, I need to develop an Eddystone beacon with UID and TLM frames configured by default. Based on the experimental_eddystone example...
