How do I receive multiple signals simultaneously at a single receiver (433MHz) with multiple transmitters ?
I am working on a polling system. This one is similar to the audience...
Hello,
I established a connection between my central and peripheral module. Now i want to write characteristic value on peripheral. I tried with sd_ble_gattc_write function...
I am using the NRF24l01 for my products and looking to buy in bulk(100-1000). Now I know where to buy the just the IC but antenna design is a hard point to break right now...
Hi, my friend,
I've been with nrf905. I use a 16-bit CRC check.
But I encountered problems in use:
1.Nrf905 16-bit CRC check format is CRC-16(IBM):X16+X15+X2+1 or other...
I have two custom PCBs, each of which has a microcontroller and an nrf24L01+. Everything related to the transceiver in the designs are complete duplicates (with the exception...
Hello,
I've built a small BLE-device based on the nrf8001.
With my Iphone I can discover this device and I am able to connect to it and listen to notifications of the...
Our pcb is used for gps location data. We have a nrf24L01 nordic chip as the micro process or between the gps module and wireless module (2G). Our engineer needs to capture...
Hi.
I use SDK15.3 (PCA10056 NRF52840) USB MSC example.
i can enumerate disk, creat file and delete file. but i can not edit file.
When I edited the file, re-plugged...
Hello! i am working with nrf5-ble-mpu-data-ready-interrupts example from github, I defined twi, could compile it without errors. But the case it, it doesn't advertise and...
Hi,
I'm trying to get my NRF52840 to minimum current in sleep, but got stuck around 440 uA. Reading through the various posts about sleep current for this type of device...
Hello,
I have created a service with three characteristics in which the 1st and 3rd characteristics have all the three Notify, read, write properties. The second characteristic...
Hi!
I'm try restrict device connections with whitelist.
Code based on examples/ble_peripheral/ble_app_hids_mouse.
My problem - any devices can bond and connect even...
Hi,
Using power profiler I measured power consumption of BLE mesh and it gives ~12mA.
What I would like to know is why the device is consuming more power during scan....
Hello. I am currently developing a program for BLE communication. At that time, when a notification from the communication partner comes, the handler function is called, and...
Hi,
If zigbee_erase_persistent_storage is ZB_TRUE at coordinator, only commission within 3 minutes is accepted.
If zigbee_erase_persistent_storage is ZB_FALSE, any ZED...
Hi,
I am on verifying long run test.
environment
SDK : v3.1.0
PS storage : not erase (ZB_FALSE); ==> zigbee_erase_persistent_storage(ZB_FALSE);
ZC -----------...
Hi,
I'm debugging some incorrect PPI configuration. I found I can not see see all the registers in Eclipse. I have the latest MCU plugging (4.5.1) installed and the latest...
SDK 15.2.0
I migrated ble_app_buttonless_dfu to our project, and test DFU with android nRF Tool. Everything work fine.
But when tring on iOS nRF Tool, it always stop in...
Hello,
We have developed our application which included sensor and receiver using nRF52840 with SDK15.0. Sensor will goes underwater up-to 100meter depth level and transmitting...
Hi,
I am struggling with a high power consumption. It is odd, because I have made several low power applications with nRF52 where I get the consumption below 2µA for the...
Hi, I've been following this tutorial on how to program the Nordic 52840 dongle and I'm stuck on the part where it is asked to change the preprocessor definitions and also...
Hello,
I am looking for a working example which is using both UARTs of nrf52840 (PCA10056) and free RTOS.
Does anybody have something (SDK 15.3)? I don't get it working...
