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...
image description (/attachment/464b945b7dfd5bcb858b14aa400f0933)
Hello everyone,
I am using the ble_lbs example when i checked in the Master control panel initially...
Hi,
The program I'm testing is mainly based on the example code Martin provided in
devzone.nordicsemi.com/.../
First test was that to read sensor data (MPU6050) by...
hi. Im working with nrf8001 type c in a self-designed board and im using arduino library driver on github by nordic. my mcu is stm32 and i ported library to my mcu.
when...
I'm using nRF 52383 and need one of the GPIO pins to clock an external device with 4MHz clock.
Can any GPIO be configured as clock output or is there a specific group of...
Hi, all.
I want data read from gyro sensor through i2c, and then send it through bluetooth equipment.(PC or iPhone and so on)
My development environment is like below...
Hi everybody.
I am making a custom circuit which using external LDO with output is 2.5 volt.
Then I use this 2.5 volt as VCC_nrf for the nrf51 chip which using internal...
Has anybody used an nRF51822 (e.g. on nRF 51 dongle / Adafruit BLE Friend) as a central talking with a peripheral like the TI SensorTag? Is there a tutorial / example code...
I have been trying to pair my nRF51822 heart rate monitor device with my Windows 8 laptop. Every time it is unsuccessful and returns the message try add your device again...
Hi
Doing some testing of the nRF24L01+ with LNA PA module, i have noticed noise on the 1.2 GHz frequency, this noise seems to be larger than what is allowed if i was doing...
HI,ALL
with ' nRF51_Series_Reference_manual v3.0.pdf ' , i want to know which pins can i used for adc purpose.
in the sample code.
void adc_config(void)
{
...
Hi there,
The s132 v2.0.0 production softdevice was released recently. How can I use it with the nRF5_SDK_11.0.0-2.alpha? or I have to wait for a new SDK release? When...
I have a bluetooth service which I want to have to initialise a TWI transaction (using app_twi). I want to get the data back from the TWI transaction, but I can't figure quite...
What is the pitch and spacing of the connectors on the underside of the PCA10004 and PCA10005 modules please? Is there a diagram showing dimensions anywhere in the documentation...
@Michael Dietz
Hi Michael!
I am not sure what happened to my last question regarding the BLE example using Segger Embedded Studio. It is no longer visible in the post...
i am already use sdk10 and Eclipse gcc tool chain set-up.. but when i am programming on nrf51822. so, it's not work. also, it's working on nrf51422 QFACAB0(0x0071)..
GIVE...
