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,
I have CSV file stored on an SD card (which I create via the nordic board). I want to send this via a GATT connection.
I have gotten a service with a notifiable characteristic...
Hello,
I have a Thingy91 pca20035 board (not the DK). So far, I have had success building my own modifications of the asset_tracker application by building it using SES...
I can see for the same device on Android nRFconnect that the serial number in advertising data can be seen as here -->
The same device at same time on my iphone X with...
I using nRF52832 with nRF SDK 16.0.
I tested the SPIS example in the SDK.
I want to change the SPI Clock frequency to 8Mhz and read max 255byte at once.
How to set...
Hi
i m using Bmm150 magnetometer sensor. i m trying to read x y z values. However, im not able to obtain the correct magnetometer values. I'm getting 0000 as values in all...
Hi, I'm developing custom board with nrf52832
The problem is that when saadc returns negative value, all values that saadc returns after are max possible values from config...
PLease, could anyone provide me a code exaple on which i can learn how to use sd_flash_write & sd_flash_erease ? I tried to use them but keil give me this : .\_build\nrf51822_xxac...
Hello Dev Zone.
thanks for watching mt ask.
I need help.
I have 2 question.
1. I need use saadc continuous sampling
in SDK example, is it continuous Mode?
...
For RAM locations, I've looked at the getting started guide that discusses using debugging to find the RAM address. https://devzone.nordicsemi.com/nordic/short-range-guides...
I know one of nRF52840 SPI instances supports direct DCX signal drive but I can't seem to find any mention to this feature in nRF52832 so I am assuming none of its instances...
Hi Sir,
As check the ref. schematic of CKAA, the pin count shows 94.
But in the below table shows the pin count is 93
Is there a typo in the datasheet (V1.1)?
...
We are using nrf52832 and S132 Softdevice. The app starts from 0x26000 and we want to change to some other location may be from 0x27000. We could see that SD is using the...
Hello !
is possible turn off my system using sd_power_system_off when the Watch dog is enabled?
After I called sd_power_system_off my device is restarting and initialize...
I can not find where to change the default pins to connect the nrf52840 to the rpi over SPI. The default pins are SPI pin Raspberry Pi pin nRF52833, nRF52840 or nRF52811 pin...
I have begun using V1.2.0
It seems that I'm no longer to enter AT commands.
I've also tried the AT Command sample and get the same issue.
No problem connecting through...
