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 having a problem with calling pstorage_register(); The first I call pstorage_register() is just fine, but the second I call return the nrf_invalid_param.Here is the...
Hi......
the board advertising correct,and it work normal (connect,send and receive data),bug it's name can not display in app scan menu. the definition is "liu",but displaying...
Hello,
I have been trying to use the nRF52 preview DK board as a master device with another chip as its slave device. Now I know that to read or write the function used...
The statements
NRF_PPI->TASKS_CHG[n].DIS = 1, and
sd_ppi_group_task_disable(n)
cause a hardfault when NRF_UICR->CLENR0 is set to the start of the application code, but...
I'm working on a battery powered system which needs to keep track of an absolute time stamp. So I need the RTC module and some kind of energy saving mode. As the RTC is not...
8.0, multilink example, peripheral, s110 softdevice.
By walking through sections of codes and doing some research, I reckon if a connection were being established after...
I try to Development with GCC and Eclipse following tutorial
but i get some problem , which i can not solve alone.
so hopelly someone can help me to solve it ,thx!
that...
Hi，I use nRFgo Studio to erase nRF51822, like this
but it display: ERROR: Invalid serial number!
I found the question how to use nrfjprog --snr??? ，I can get the...
I am using the nrf24l01 on a FRDM k64f board, I want to communicate between the board and my laptop, so I have bought a nrf51 dongle.
I am using mbed on the k64f board...
I try to create a custom boot loader that enable to update soft device via data come in from SPI msg. When I try to use the command nrf_nvmc_page_erase() to erase the flash...
Hi everyone,
I'm a beginner in Android development and BLE environment, and I want to communicate with the nRF52 card using an Android app. In fact I have to develop an...
hi,
I am using the nRF51 with code from SDK 9, as well as the S110 softdevice and made a custom service(128-UUID) with bond using device manager.
connection and service...
Hi,everyone,
I would like to know that what's the dedicated bonding ?
I saw this in the introduction of a BT chip.
I am confused with 'dedicated bonding'.
And what's...
