Hi,my friend,
Now,I use nrf905.Situation is as follows:
I use the NRF PCB circuit of data manual.Nrf905 work, often loss of data.
1.The Product host is to use the stick...
Hi,
I want to use the Blend Micro with more security. I want use a passkey for the Bluetooth connection. For example through the iOS Device.
Is it possible? Static passkey...
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...
Hi,
I am planning to develop the customer application on window's platform. I am using the customer USB dongle board via COM5.
when i call the function
var devices...
There are a bunch of questions ( 1 , 2 , 3 ) about handling the NRF_ERROR_INVALID_STATE code returned by the soft-device. This code is returned when the stack is in an "Invalid...
Hi
I have working application on SDK 11, contained with bootloader, softdevice 130 and application using BLE. Is it possible to upload new application and softdevice from...
Hi,
There seems to be some pieces of new code (updated example and some components) for ble_app_mtu_throughput example embedded in the softdevice packet 5.0.0-3.alpha....
I've recently migrated from SDK11 to SDK12.3 to take advantage of the low power option. However I still am having weird issues with power consumption. I have a feature which...
I have merged all the 4 file's together (app.hex, app_valid_settings.hex, softdevice.hex and dfu.hex).
Then I uploaded the custom app with dfu services enabled using nrfgo...
Hi there,
I'm porting an app from NRF51 SD130 to NRF52 SD132, both with sdk11. I do the usual stuff, like changing includes, freertos ports libraries, etc, and everything...
Just a general resource question. The Softdevice uses RTC0, FreeRTOS (by coded default) uses RTC1. So in order for the SDK ble_conn_params.c to run properly I have to link...
I was able to add the Device Information service as well as a proprietary service using a 128 bit UUID. I modeled after the ble_peripheral uart example. However when I try...
Nrf52/Kiel/SDK11
My application was at the point where I needed to add DFU. Following the examples and SDK doc, I added the files and code needed. It would NOT advertise...
We recently moved from SDK11 to SDK13. We run out of memory when adding custom services & chars to the S132 v4.0 softdevice. Increasing the app start address in the linker...
For the record I have been struggling with migrating a project from S110 @ nrf51422 to S140 @ nrf52840.
Quite by accident, I found this "nrf51_to_nrf52840.h", what does...
Hi , Everyone!
Now i have the board nrf52832 and i'm conducting my DFU.
My DFU is to update softdevice and application.
Here is detail about my problem:
softdevice...
Hi
From s140_nrf52840_5.0.0-3.alpha_migration-document, it is mentioned that the L2CAP API has been completely removed. Are there plans to re-expose the API? We have exposed...
