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 want to develop a software that can restore the program after a power failure. I mean, if the device restart, I don't want it to execute from the beginning of the main function...
I made a serial bluetooth function but I want to use it in a form like printf.
Please tell me how to use it using bluetooth_send function.
bluetooth_send("gyroscope...
The reference design for the nRF5340DK uses 0201 components for the matching network.
Would it be acceptable to replace the 201 matching network components to 0402 parts...
Hello NRF,
I have a custom board with NRF52832, and exposed the SWDIO, SWDCLK, GND, VDD, RESET pins for programming the board through the NRF52-DK board.
I started with...
Dear Nordic,
I have some issue with SPI interface (MCU as master, BL654 as slave)
I can see correct signal from oscilloscope, and SPI mode and CLK is config correct...
hello,
i am using nrf52840 with sdk 15 and using ble_app_blinky example i want to advertise my device as i beacon(only mac address) without any name what i did until now...
We have generated a .hex file to be programmed to the external QSPI flash on the QSPI bus of an nRF5340, using the same MX25 part as used on the DVK (8MB/64Mbit) but with...
Hello Team,
Need urgent support for the nRF52840-DK.
I want to develop a program for the above mentioned kit for green power zigbee communication. This DK will communicate...
I was testing 9160 power consumption, the specifications says it is the minimum consumption current 7µA, but when I test on the DK board, the minimum current is 2ma, my test...
Greetings, I designed custom board using nRF52832 and sht20 temperature sensor. I defined sda and scl pin number of sht20 in pca board file (pin number 23 and 24). 4.7k pull...
Hello,
I want to test cold start performance of GPS on the nRF9160 DK using the gps example from the SDK. If I run the example unmodified from the sdk, get a fix, power...
Hello!
I am working on a project where we want over the air updates for the finished product. To make that possible I implemented the buttonless DFU and it is working great...
By following this post , I had some issues.
When compiling nrf_ppi.h:
1) For channels 10, 11, 12, 13, 14, 15: 'PPI_CHEN_CH10_Pos' undeclared here (not in a function...
Hello !!
I have custom board on nrf52832 having 10 buttons which is pull down by default. I have achieved 22uA after modifying the ble_app_beacon example to broadcast when...
