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...
Good Afternoon,
I hope someone can point me in the right direction.
We've customised an NRF51822 beacon and made it into a sensor but there seems to be an strange error...
Hello all , please your help
I need please , a reference design of nRF51822 for minimum with CR2032 .
using a pcb antena . ( distance is 4M) + the JTAG lines ...
Hi,
I am trying to secure OTA in nrf51822 board.
For that trying to build bootloader file available in SDK 12.2.0 version at location nRF5_SDK_12.2.0_f012efa\examples...
Hello,
I'm working on a project for which I would like to interface bno055 with nrf51822 smart beacon using i2c/uart. Basically the beacon must extract sensor values from...
With calls to these functions:
nrf_drv_gpiote_init()
nrf_drv_gpiote_in_init()
nrf_drv_gpiote_in_event_enable()
I have a handler (interrupt) routine that services a CAN...
I want to create a whitelist on the Central device. Because there is a lot of peripheral devices around and I just want to connect one peripheral device. First I register...
We have been recommended to use RIOT OS for our application and have been going through the tutorials but it seems that accessing the GNRC API for low ping ip communication...
Hai
i am using mbed to program my nrf51822. i need to implement bonding in my application. for that i am using securitymanager. and i have changed DEVICE_MANAGER_MAX_BONDS...
I am facing the same issue regarding to this post "Custom Service Issue - devzone.nordicsemi.com/.../".
At least i could figure out the IRAM1 start and size as explained...
Hi there!
I have been working with serializer and have the below issue:
I am using sd_ble_gatts_hvx() to transfer 20 bytes in burst until I get an error (TX buffer full...
Hi all,
first I have to admit that I'm a total rookie in "electricity". I know BLE software-side but just started to learn the hardware stuff.
I just received my PPK and...
by writing servals data into flash ,the data is always is 0,
void fstorage_test(void)
{
ret_code_t ret = fs_init();
if (ret != NRF_SUCCESS)
{
bsp_indication_set...
HI,
I am using nrf52832 with softdevice 132. Using SPIS1 to get the sensor datas from nrf to AARDVARK for calibration. Whenever I send the data's from aardvark(using AArdvark...
Whenever I try to flash the device in keil, I get a no Jlink device found. I get a similar message when trying to connect to the device via Segger. nrfGo Studio just does...
hello:
i want to use pwm in SDK9.0, in my project ,i need to send a cmd to nrf51822-QFAA,and then it control the motor on ,and with this cmd ,i should contrl pwm to let...
