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...
I want to change rx to tx mode and back after recertion my master NRF24l01 packet on NRF52 with esb, how to do it?
I tried this but it doesnt works:
void nrf_esb_event_handler...
Hello,
I am using nrf51822 and supply is provided through rechargeable battery. Please review my schematic and suggest changes if there is any.
Thanks,
Shailav
I used the following code to verify the working of the clock (at P04) of nRF24le1.
I used a 4.7K pull up resistor with a VDD of 3.3V, which was output from the nRF.
Note...
Hello,
I'm using nrf51822/s130/sdk12.1.0.
Before adding BLE code there's no problem in writing inner flash.
In main I just added below ble_app_uart codes(not modified...
Hi,
I have Wireshark version 1.10.14 and sniffer version 1.0.1. I send the data out from PCA10040 with connection interval of 7.5 ms and packet throughput of 200Hz using...
The pulldown on the SAADC is 160k. Is it ok to create a resistor ladder by adding an external resistor of, say, 400k, enable the internal pulldown and then input a higher...
Hi NordicSemiconductor's community,
I have a basic question about connection to a BLE peripheral.
I use the SDK_10.0.0 and s110_v8.0.0.
I want to know how to implement...
how to change RX and TX operations ?
i wrote next code:
#include "nrf_esb.h"
#include <stdbool.h>
#include <stdint.h>
#include "sdk_common.h"
#include "nrf.h"
#include...
Hello
I used one example from the nrf52 SDK and wanted to add another functionality to the code. How do I know what to add to that file?
Is there a global sdk_config.h containing...
I am migrating from SDK 12.2 to SDK 13 on Nrf52.
I use Eclipse.
I have a few questions:
In SDK12.2, there was :
Patch for SDK 12 - implements required workaround...
i am using nrf52832 dk. i am trying to change the flash address from 0x000 to 0x0002000. But i can only flash it to 0x0002000 if softdevice is already present on controller...
Hello,
I want to clarify one thing related to the limitaion in SoftDevice S130 V.1 of L2CAP_MTU size by 23 bytes. Is any way to extended it?
Because I see that changes...
