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 use a PA/LNA dur9ing advertising but would like to disable it during connection. I use the sd_ble_opt_set API which works fine to enable GPIO toggling. However to disable...
Hi, I'm trying to add buttonless dfu to my own application (unbonded). I have followed the tutorials listed below:
1, https://devzone.nordicsemi.com/nordic/nordic-blog/b...
I am trying to install the nRF9160 development environment on an additional computer. We have the system running on 3 computers now but are in the process of setting one up...
When I let the lwm2m_carrier library run through a full bootstrap/registration cycle on a fresh device, it generates and saves many bits of info in both NVS and TLS security...
I need to compute the checksum for a firmware image and I'm looking for suggestions on what works best.
I'm using SES and I don't see any checksum or CRC of the firmware...
In Beacon Why UUID is required ? Where exactly it will be useful ? I understand Major value Minor values , company identifiers values . it will difference the beacon location...
Hi guys,
i'm trying to deploy a BLE iBeacon on an Holyiot-17120 board. My code runs fine on the nRF52840 USB Dongle DK, but on this board works only when I've debugger...
Hi All,
I want to configure 64 MHz internal oscillator (HFINT) on my nRF9160 DK to reduce the wakeup time of nRF9160 chip from system-off mode. Is there any example available...
Hello,
I'm looking to be able to adjust PWM output frequency around 100KHz in 100Hz (or close to it) steps. I understand that no matter which method you use the implement...
Dear all,
I'd like to customize bootloader, I need more space so i modified flash address from example: FLASH ADDR (0x78000), SIZE (0x6000) to FLASH ADDR (0x69000), SIZE...
I am using the code above and already try it in the compiler . It should work but when I try to display in termite it only display .000 for microseconds.
Example
1987...
I used thingy s132 pca20020 sdk and i changed the code.
send data.accel.x, data.accel.y, data.accel.z data when data over the limit in swith case DRV_MOTION_EVT_RAW in drv_motion_evt_handler...
Hello all!
I've been researching DFU over BLE, between a central and a peripheral.
The peripheral is possible to upgrade over the DFU Bootloader. I've tried upgrading...
Hi,
I try to use cmake in Linux to get the hex file fo bootloader. The Platform is nrf52832_xxAA, the toolchain is gccarmemb. I read the given cmakelists but many variables...
Hello!
I am in the final phase of development and currently focused on reducing power consumption of my device.
To improve power consumption I'd disable UART if not...
