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,
I am using nrf52840 chip, there is Thread and iot coap library, and movement sensor. When sensor detect move, pin call interruption and send coap message.
Voltage...
Hi all, Within my application I've followed the example/fstorage to the letter however upon requesting a flash write to the s112 the nrf_fstorage_is_busy() function loops...
Hi,
I am working with nRF PCA10056 evaluation board and using SDK 15.2.0. I am using nRF52840 as a central scanner, where it will scan broadcast data from beacons.
I want...
Hello,
I'm having problems with resuming usbdevice from susspend state. I'm working on SDK 15.2 with SD140 (6.1.0). on custom board with nRF52840 IC rev. 2.
My application...
Hi, the power LED no longer turns on on my nRF52840 DK board. The board is still advertising when it is connected to a power source and I am able to connect to it with a mobile...
I'm trying to add PDM into my project but can't get it to compile. When I try to call
I get the error "main() undefined reference to `nrfx_pdm_init'"
This looks like...
Hi,
I have some code written to copy PDM mic data into the external and then later dump it over UART. The issue I have is that when using the external flash, my audio...
Hi,
I am working on a product based on an nRF52832 (SDK 15.3, S112 v6.1) with Secure Bootloader.
I am trying to enable the peer manager with bonding using the Flash Data...
I am starting a new development and want to select an appropriate debugger. I am using Keil uVision Pro version.
I a previsous project I was using ULINK2 and was hoping...
Dear All:
I want to learn the detail of the ble technology and i think the offical ble sniffer is very cool, but it is not open source, so i want to write a ble sniffer...
development environment: SDK 15.2
I am trying to make app_ble_uart.project can be bond with my Android phone, but everytime i press "bond" button by nrf Connect APP
sd_ble_gap_sec_params_reply...
Existing method: Search equipment in app and try to connect.
Question: can I search our equipment in Android OS Bluetooth setting and pair?
The customer wants to be automatically...
I am developing a NIR (Near-Infrared) product using nRF52810. I use 15.3 for SDK and S112 for Softdevice. I implemented ADC (saadc) function based on ble_app_uart.
I have...
Hi everybody,
I been experimenting with the HID over GATT example (mouse), and I am trying to use more than 3 report IDs. When I used only 3 there's no problem. But when...