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...
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...
Hello, I have established the connection between two pca10001 boards, one as central and one as peripheral using multilink_central and multilink_peripheral. I have serial...
Hi,my friend,
Now,I use nrf905.Situation is as follows:
I use the NRF PCB circuit of data manual.Nrf905 work, often loss of data.
1.The Product host is to use the stick...
Hi,
I want to use the Blend Micro with more security. I want use a passkey for the Bluetooth connection. For example through the iOS Device.
Is it possible? Static passkey...
How do I receive multiple signals simultaneously at a single receiver (433MHz) with multiple transmitters ?
I am working on a polling system. This one is similar to the audience...
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...
Hi,
I've read the BT specs covering addressing several times and still don't really understand how private addresses work in real life.
Lets say my peripheral starts...
Hi all,
I'm want to have an additional user authorisation process in my peripheral device by having a special characterisitic that the central has to write an encoded value...
My six nrf51822 modules died after I erase flash and download "ble bcast mesh" (with sd110 8.0.0)
github.com/.../nRF51-ble-bcast-mesh
At first time, I download firmware...
hello,
my makefile use to work before i add the twi nrf_drv_twi.c file and included the directory
INC_PATHS += -I$(abspath ../../../../../../components/drivers_nrf/ nrf_soc_nosd...
Hi,
I upgraded the Segger J-Link software from 4.98c to 5.02h. I did this because I was getting some windows pop ups when starting Master Contol Panel on my nRF51 dongle...
Can anybody provide me with the BLE LE Secure Connections multirole example hex file?
Specifically I'm looking for the "ble_app_multirole_lesc_s132_pca10040.hex"
My IDE...
Hi,
we are planning to implement RTOS in our application. we are exploring both freertos and rtx. any comments on these parameters will help us in making the decision;...
Hello,
The search function is broken on the devzone. I am not able to search posts by tags.
For instance, if I'd like to look for the tag nrf51822 , this request does...
Hi In my project I need to add Characteristic Valid Range descriptor and Characteristic Presentation Format descriptor to characteristics. I added Characteristic Presentation...
Hi,
I am using the NRF51 developement kit. I have dongle flashed with the Master control panel firmware. On the pca10028 board I compiled and flashed an example heart rate...
Hi All,
I'm new in developing BLE 4.0 device, now have a project is adding LBS(led button service) to a standard ble HID keyboard application in SDK 9.0, the reason why...
Hi all, i am experiencing a problem, that i exposed maybe not so clearly on other topics; i have a a smart beacon kit that is sending temperature values by notification (as...
What is the difference of " Peripheral connection event " and " central connection event " ?
I mean which one i'm supposed to see in the side of the peripheral ? (im connectiong...
Hi,
we are planning to implement RTOS in our application. we are exploring both freertos and rtx. any comments on these parameters will help us in making the decision;...
I need to write some code at the NDK level to access some Bluetooth features that aren't exposed at the Java level. For example, I want to have a 2nd bluetooth adapter on...
