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...
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, this is probably an easy one. Starting with the ble_app_uart peripheral example, I am customizing an application. I observe that two events with IDs 58 and 85 come through...
I have setup a timer interrupt whivh fires at about 10 seconds which I can follow on an RTT viewer the ISR demands two ADC's to convert the voltage levels on their pins, I...
Hi Team,
When we add RNG peripheral Driver related code changes to our custom project we are getting linking errors, but when we compile individual files it is compiling...
Summary
I am using UARTE on NRF52840 at 115,200 but am experiencing "bit loss", i.e. the UARTE is losing a few bits in the incoming stream causing corruption of all incoming...
Hi,
I’m new to this dev environment and hoping I may get some help.
I’m building my backup application binary and want to store it in the upper ½ of flash on my nRF52840...
I am attempting to us the nrf52840 but am unable to interact with any of the GPIO pins on the P1 register. anything on the P0 register works just fine. I have attempted setting...
I am trying to set up the nRF51822 Adafruit Bluefruit LE Sniffer. I first go to this link https://learn.adafruit.com/introducing-the-adafruit-bluefruit-le-sniffer/v2-wireshark...
Hi,
I am using Mesh SDK4.1.0 and BLE SDK 16.0.0. I was testing the Light lightness implementation and I see that the Default value of default lightness is 0xFFFF. But the...
Hi
I read in another post a while ago a suggestion of changing GPIO pins allocated to the UART (which I can't find now) as a way for implementing multiple UARTs. I would...
Hello.
I having problems with reading a value from one of the ext pins on thingy 52. (i can set the pin as output and toggle the pin from code.)
i have configured the...
before the question , I hope you understand my poor English.
i make a project using nrf52840 dongle and study how to use dongle
I debug pca10056 example on dongle...
Hi. I'm developing IMU system for multiple purpose using ICM20948 & nRF52832.
But there are problems on TWI communications when using BLE simultaneously.
If not use BLE...
I am unable to get logging working. (This is the subject of another issue I have raised, logging does not work in the hrs freertos sdk 16 example.)
I'm trying to read...
Hello,
I am trying to communicate with a sensor hub using I2C. Whenever I debug it enters into a while loop (_disable irq).
But this is not the repetitive. Some help...
Hi All,
I'm trying to create a hybrid program using the USB CDC ACM example as well as the flash_fstorage example from SDK16. I've been able to get the USB CDC ACM example...
