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 using nRF51822 ble_app_uart project with softdevice 7.0.
I need to manage my internal flash memory map so i cannot use pstorage libary test main.txt .
So i try...
Hi,
What is the typical range of operation that can be achieved by nRF51822 Bluetooth Smart Beacon Kit ? I know it depends on the Tx power, but can a range of approx 30ms...
I need help choosing between 2 technologies above, my goal is to enable multiple (up to 20) devices exchange small amount of information (around 30 bytes) between each other...
Hello
How many packets can the nRF8001 send in a single connection event? I have seen here, that it is possible to send up to 6 packets with the nRF51822 + Softdevice S110...
Hi, we've been using nRF51822 for developing application and iOS 7.x detect then just fine.
Since I upgraded to iOS 8. Beacons are 'invisible' to our application.
I was...
When I try to use the mergehex tool to combine all three my application never seems to get properly combined.
What I'm doing:
mergehex -m softdevice.hex myapp.hex -o...
I am using Nordics sample bootloader and I really want to make sure that given a freak accident in sending it the firmware or in the firmware code itself that the bootloader...
Please,
We want to develop our BLE related application on PC and we find that "GAP/GATT driver for windows" is a good way to achieve that. While our system is based on...
I upgraded to:
Keil V5.11.1.0
J-Link 4.90
nRFgo Studio 1.17
S110_nrf51822_6.0.0
The blinky demo works fine, but s110 demos like the ble_app_hrs won't advertise. LED...
Hey folks,
I am having a little trouble with my nrf51822 at the moment and needed some help.
I am currently using a highly modified version of the ble_app_temp project with...
Hi,
I am measuring die temperature of the nRF51822 using sd_temp_get() at the timeout handler of the RTC1 timer every 2 seconds.
I am using the battery service for a...
