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'm using nrf52832, sdk15.3. I have 4 pressure sensors connected to a multiplexer (MUX) chip. And the output of the MUX is connected to channel A0 of the nrf52832. I use...
Hello,
I need to send a file of about 70KB capacity through BLE. I send each packet as 16 bytes, I get an error 19 after about 10 submissions. I have read the answers, and...
Hello：
We have a project under development which is about real-time wireless voice transmission using the nrf24l01P，We will send 96-byte voice packets each time. We intend...
Hello, Is it possible to do a save as or copy an example to another directory/folder without having to re-link all the .c files? I am using SES 4.30c. Every time I take an...
I am developing based on 52840. I can only supply VDD at 2V. I wonder if that is doable. If the answer is yes, then how should the VDDH be connected?
The datasheet requires...
I have custom board with nrf 52832. I am using SDK 15.2.0 and softdevice s132 V6.1.0 to transmit advertising packets periodically. I have written simple application that reads...
We use nRF52840 chipset to design a BT module, and it went into pre-production now. But we found the RX sensitivity is not good. We need your help to confirm the RX sensitivity...
So I am using nRF52811 and I have noticed the battery voltage going at a constant rate and suddenly for a time of 2 mins the Voltage value (ADC) dips and it comes back to...
Hi,
I read many post on devzone, but still not familiar with programming "custom board" in my case, board from Sparkfun. My Sparkfun is correctly connected to nRF52832 DK...
Hello,
I am working to replace my BM70 with nRF52 series. So it has to be quick and simple solution. So, I used nRF52840 USB dongle as my slave (Peripheral Example code...
SDK: 15.3.0 Device: EYSHJNZWZ (nRF52832)
Is there a way to know the cause of the reset?
I connect the PC to the device and run it in debug mode. However, nothing is written...
I'm running SDK 15.3 with SD 132 and SES 4.30.
I am working with the ble_app_uart_c as the base code and adding other functions. I've gone through the app_timer tutorial...
Hey guys,
I'm working with a Laird BL652-DVK (nrF 52832 - Chip) and Nordic SDK v.14.2.0. Now I try the SPI example and I don't know which register is adressed in the last...
