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...
Hey folks,
I'm trying to modify the SPI Master loop back example into a 4 line SPI Master_Slave program. Whenever I change the Tx_Buffer_lenght from 10 to lsome other numbers...
Hi.
I am using S130 softdevice version.
Basically, I am using NUS Service and make a my own NUS central service as NUS_C.
It is correctly work at normal state.
When...
HI
dk:PCA10090 0.8.5
modem: mfw_nrf9160_1.2.3.zip（ This DK board supports modems up to this version ）
ncs v1.9.0
example :serial_lte_modem
The NB card has been...
I added DCDC-enable to ble_app_beacon and measured the current consumption. As shown in the figure, spike current is generated during advertisement transmission. what is the...
Greetings,
I am running the "ble_app_template" example on my custom board using SDK v17.1.0. I am trying to figure out how to wake up the MCU from the SystemOFF sleep...
I currently am working on a BLE device in which I am trying to set the Service and Characteristic UUIDs. Here is an example of what I mean:
As can be seen here, the Service...
Hi there,
I'm in the midst of migrating between SDK14.2->15.2, and SD 5.1->6.1
I'm calling sd_flash_write() and sd_flash_page_erase() before enabling the SoftDevice with...
Hi,
I start a new design using the nRF Connect Sdk instead of the nRF5 Mesh Sdk.
Is it possible to provision a device over the mesh network using the NCS (like the PB...
After LPN publishes message, NRF_MESH_EVT_LPN_FRIEND_POLL_COMPLETE event is generated five times. Also I noticed that instead of transmitting single publication message LPN...
Hi,
We have a problem with a nrf9160 connected in NB-IOT with a bad signal.
During the debugging session to try to figure out what happen, we saw that the mqtt_evt_handler...
Hi everyone,
I have a problem since a couple of day with an interrupt of app_timer not triggering when adding a BLE central to my project. The device is working well as...
If I can get time through WiFi then send it to the nRF5340 and place it in a Struct TM. is there any method to have the nRF5340 maintain the time/calendar from that initial...
I'm sorry. This must be trivial to all of you. I'm a beginner with nrf52 programming, and I saw several examples that refer to timers TASK_START, TASK_CLEAR, TASK_STOP. Everywhere...
Our device has both a 9160 and a 52840 on it.
The 9160 is running the stock serial modem firmware on it.
The 52840 is running a custom handler for AT connection targeted...
Hello,
We are doing some network quality tests on LTE-M with PSM off and notice loss on UDP between 0% to sometimes 15% on simple udp messages sent every 10 seconds from...
It is not very clean to start a work_q with no name when all others name them properly, or at least put in the name of their k_work_q struct. Working with system threads it...
