I want to count clocks in order to implement a watch. I use the RTC0 as my time-base and count mainly with this device. As it has just 24 bits it would not last for long,...
Hi,
how long does it take time if i would wake up a nrf51422 rev2 (ANT and BLE) in deepest possible sleep mode ?
And how long does it tai if after wakeup it had to communicate...
I saw that the app_timer uses the SWI0. Could you explain what it does and what the advantage is compared to "timer_list_handler_sched()" calling "timer_list_handler()" directly...
Hi, I used the sample code "Master Emulator->2.1.7.8226->Example code->nRFUart"
to develop a new project, and encounter some questions...
we update nRF6310...
Hello,
How many RX buffers are in S110 SoftDevice? I know there are 6 TX buffers (so you can send 6 packets per Connection Interval).
How is it on receiving?
Is it e...
My sensor is off-standard,so I have to use gpio to read and write my sensor.
Gpio IIC will take about 0.5ms to get data.
My app need send data every 7.5ms,it seems that...
Hi,
My android Proximity application fails on service discovery only for the very first time it connects with the devices(nrf51822 evaluation kit with sdk 5.2.0). Actually...
According to the Gazell using the 1MHz spacing for each channels and the DTM using 2MHz spacing.
Then can we use the DTM channel 0 for Gazell channel 2 to test the Frequency...
I am looking for a nordic BLE development board that can do data transfer through the UART. Something like SPP (Serial Port profile).
Here is what I need;
The iOS and...
Hi,
Question regarding blog from Thomas Søderholm ( blog.nordicsemi.com/.../which-technology-should-i-choose-to-connect-my-wearable-device-to-a-phone):
Can't you do...
Keil 5.18a forces me to install "missing Software Pack"
I am trying to set up SDK 11, SD312, with Keil 5.18a, but when I try to load an example from the SDK 11 examples folder...
Hi! I have a nrf51 that act as a central and a beacon that is my peripheral, they connect to each other using is_uuid_present but I can't enable notification using db_discovery...
Hello,
I am currently designing a PCB containing the nRF51822 chip and I am concerned about how I will be able to update the program.
I have 2 main questions :
I...
Hi,
I developed an application with Nrf51822 with some bonding need.
No problem with android or using the dongle, but using iOs systems it happens that after a random attempt...
When I add a GATTC in S110-V6.0.0 ,my GATTS stops working,the NRF Master control panle retern ERROR(0x85):GATT internal ERROR Error(0x85):GATT ERROR .Can S110-V6.0.0 run GATTC...
The note on the IoT softdevice says:
"This SoftDevice is a technology prototype only. Therefore, it should never be used in production."
Will there ever be a production...
Hi
I know perfectly it is not possible to debug while the softdevice is enable and the Bluetooth is working. When I try to set up a breakpoint under these conditions, the...
hello there i want to communicate nrf51 and nrf52 using i2c protocol. [https://devzone.nordicsemi.com/question/75218/i2c-in-nrf51/?answer=75221#post-id-75221]
from this...
Hi ,
I am working on the heart_rate_collector example code of nrf51-ble-driver_linux_0.5.0.
The program detail of nrf51 as below:
-- sorftdevice : s130_nrf51_1.0...
Good morning,
I have designed a prototype based on nRF51822 device. Now, I want to program it with a demo software and I have the Ulink-me tool instead of Segger. From Keil...
Hey ,
I'm trying to implement a device that waits for the clicks from the user and sends it over ble as notifications.
i have written the header files for sensor . and from...
im trying to get my nrf51822 connecting only to my phone, I set the phone mac address on white list, but I cant connect to my phone (android) wiht nrf master control.
How...
