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 am using S130 softdevice version.
Basically, I am using NUS Service and make a my own NUS central service as NUS_C.
It is correctly work at normal state.
When...
Hi All,
Please Reviwe for a attached circuit file(Chip ANT of nRF51822.pdf).
I also attach a datasheet of chip antenna applied for that circuit(SDBTPTR3015 Data Sheet...
to me it made sense that EN_AA settings are controlling the receiving pipes if an ACK has to be sent back upon receiving a valid packet.
then i thought that the settings...
Hi
when i call twi_master_transfer function in for(;;) loop of file ble_app_hrs project.
Kindly tell me what to do for that.
for (;;)
{
for(i=0;i<10;i++)
{
...
When I plug the PCA10000 into my mac I can see it presents 3 USB interfaces. The first is interface class 0x02, Communication Control, the second is 0x0a, which is Communication...
Hello
I have problem to reach 100 feet and a high data rate using BLE.
I am thinking about using gazell. Is possible to communicate with gaxell protocol to IOS and Android...
Hi guys,
I am trying to get the maximum packet size out of my nrf24 radios. If I am implemeting my own radio protocol which doesnt require 3-5 bytes of address is it possible...
Note that nWP-018 "Migrating to the latest nRF51822 chip version" specifies that the SDK version which should be used with the Eval Kits I have (version 1.0, chip variant...
I'm using the nRF51822 with the version v5.2.1 S110 soft device and have implemented a communication scheme that is very nearly identical to the Nordic UART protocol as implemented...
Hi,
I'm currently working on an Android 4.3 app who must communicate with a model of a specific device.
This device contains a Bluetooth low energy chip nrf8001 and there...
Hi,
I have a problem when running 51822 with Nrf toolbox on android 4.3 Samsung S4. The problem is that the BluetoothGattServer disconnect itself after 30 seconds. The...
Hello all currently i am setting a Client Characteristic Configuration value to indicate to retrive value from device. but in some device refuce to give value . so first i...
I'm using the nRF51822 with the S110 soft device. When specifying the maximum size of a variable length characteristic notify property (the max_len field of the ble_gatts_attr_t...
now,I want to know how the process that application invoke the method to send or recieve the data,but I did't find it in the source code ,and when I want to find the definition...
I want to read a line of text from a UART peripheral. I'm using app_uart.c, not the "simple UART" example code.
My main() looks something like this:
uint8_t line[MAX_CHARS...
Hello,
I've been working on the SPI module for the nRF51822. I used the sample spi .c file as a starting point, but I got rid of the timeout (not sure why there is a timeout...
