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...
Hi,
I'm facing a very critical issue.
I need to send a time critical data from a ble sensor device to a Camera device acting as a ble central device.
Due to lack of full...
I want to send data without a computer from 3 ADC sensors.
using de ble uart.
How do I set my variable to send data?
I should use in ble_nus_string_send(&m_nus, data_array...
Hello, I am trying to follow the instruction for a 2way communication between nRF chip and the client device (cell phone). Although my chip is nRF51422/ PCA10028, I have found...
hi all:
Recently, I use nrf51822 as a central to connect some older sensor, but the ble chip of the older sensor did not use nordic, so I have this problem. I develop the...
I have the Heart Rate Service(HRS) program written in embedded c. I connected a two LEDs to nrf51822 board. One LED will start blinking when advertisement starts and other...
How do I write a value to gpregret when flashing the chip?
Basically, what I need to do is be able to detect the first time the chip is powered on so I can go into a special...
In my device I want to adjust the slave latency connection parameter, however my desired min-max connection parameters are the same as during the initial connection. I find...
I have an imuduino (arduino board with nrf8001 bluetooth and some sensors) board and am trying to load some of the profiles from the nordic arduino nrf8001 bluetooth api on...
Hello
I made the switch from SDK 6.0.0 to SDK 6.1.0 with SD7. At first we didn't get it to work. We would get the error NRF_ERROR_INVALID_PARAM on dm_init(). The problem...
Hello, I set up the environment by This . Now I can ping the device on the raspberry pi.
How ever, When I run the python client example on My ubuntu-14.04 and try to connect...
Hi, where can I get access to the definition and meaning and definition of the built in functions and headers of nrf51822? for instance what does this mean: uint8_t err_code...
Hi ,
I am using nRF6.0.0, SoftDevice 7.0, for nRF 6310 hardware.
I am trying to develop a ble keyboard app with the help of Ble Keyboard Sample we have in the SDK. As...
HI,
I am currently working on a project to develop firmware for S110 nRF51822 softdevice .
Currently I have a device with the following details: Ic Version - 2, Variant...
Hello, I am trying to make adc sampling on two adc inputs at the same time. The adc example (simulataneous-adc-sampling-from-two-inputs) is not using IRQ handler and applying...
Can i flash the stack S310 in any nRF51822?
I have a NRF51822 QFAAG0 but I cant run the example ble_ant_app_hrm properly.
I use Keil MDK5 and nRF51 SDK 5.1.
Thanks...
