Heads up for anyone using the IoT SDK (currently 0.8.0). This SDK has the TinyDTLS-0.8.1 embedded in it... and I believe that there is a bug in the TinyDTLS CCM functions...
A new library/toolkit has been built that allows us to invoke the services of an nRF24L01 from a Java environment. Documentation and links to the Github project can be found...
Hi,
I am sending data from Android phone in every 200 ms to nRF8001. But sometimes I found there is a 50 ms or 100 ms delay. It looks like nRF8001 spending some time in...
Hello,
I'm starting a new nRF51 project on mbed for a custom board. I wish to know what is the "cleanest" way to define pinout (what file to edit) ?
Thank you
I have enabled data ready interrupt bit and also enabled the fifo bit and also enabled gyro_fifo and accel_fifo bits in mpu6050 so that when data ready interrupt occurs the...
I will be selling various ble products. My customers can connect to and program the devices using their bluetooth smart phone or tablet.
I want them to have the option...
Hi,
I am currently experiencing TWI module lock-up issues with the hardware TWI library, which is supposedly fixed according to PAN v3.0, issue #56. (The issue was previously...
Hello,
For me, at the moment there are two things unclear.
With the help of some Nordic examples, I was able to add a Service with 3 characteristics to the used S120 BLE...
Hello all,
I'm new to embedded development and could use some help here.
I am currently working on our own board with a nRF51822 chip on it and using SEGGER j-link to...
Hi,
I just got my nrf51 dk and my task is to connect it with a bluetooth device, say a bluetooth treadmill, and retrieve data from it. The bluetooth treadmill was designed...
hi, i'm trying to develop a wearable health device.
actually, the device is a little unusual because it is attached to the Armpit or sole of the foot or inside knee ..
...
I am toggling Value of slave through a button on nrf51822ek .This Value is displayed on MCP of dongle, but i have to get this value on terminal to send it to pi then through...
Hello
I'm trying to diagnose a problem I have with my own hand-soldered nRF51822-QFAA based bluetooth proximity device. I have the PCA10028 development kit to compare with...
MasterEmulator Version 2.1.12.6,
PCA10000 Version 1.0,
MEFW nRF51822 version 0.9.0,
The log file shows the following;
12;18:17:38.4681 [] - - Start of script: (2015...
Hello,
I am working with S130 softdevice. I am using SDK v6. I want to send multiple data as a single characteristic value (possibly as a structure). But it is seen that...
I'm playing with open-source IoT over Bluetooth and recently was told about TI's new SensorTag product line which uses a CC2650 multi-sensor bluetooth base platform with pluggable...
Hello, I am tryong to use to masters to communicate with two accelerometers.
Q1_ I found the following image from Nordic's website that shows SPI0 pins but there is no indication...
I'm having a weird issue where the stock sdk 8.1.0 DFU software is not timing out properly and getting stuck in the bootloader, advertising dfuTarg forever.
Our iOS app...
In the nrf51 series reference manual section 12.1.9 it states that there is hardware protection that prevents write instructions from being executed and that there is more...
I want to add a battery level characteristics to a custom service. Here is my approach:
In main.c, I add a timer to update battery level periodically
void data_update_timer_timeout_handler...
