I need to create timeout below 1ms. I would pretty much like to use timer for that because I do not want to hold the cpu inside cycle. For me it is not important the exactness...
Hi,
While testing the device firmware update through the nRFtoolbox android application, i get "device has no required service" error more frequently.
I use latest version...
I'm having some trouble successfully entering ON,IDLE mode. I have pared-down my application to do the following:
Initializes the app_timer using the scheduler:
...
I want to control GPIO toggle by PPI. Timer1 is in timer mode. CC[0] is 1000, and CC[1] is 8000.
I use compare[0] to toggle gpio18 by PPI. I also want to use compare[1] to...
Hi,
I use two evk board to connected and test the uart serialization sample(ble_s110_serialization), one is ble_app_hrs and one is ble_app_connectivity. But I have one...
I am getting get BLE_EVT_USER_MEM_REQUEST and BLE_GAP_EVT_CONN_PARAM_UPDATE event, when writing to ble device, sample code did not handle these event, and seems no document...
Hi all
I was investigating a NMI_interrupt today and found out that it was caused by a race condition in the fstorage module.
The problem may occur after a flash operation...
HI ,
I am using nrf52832 with s132 . I am trying to measure ADC value at some periodic interval. In nrf_drv_timer_init() function , code gets restarting after executing nrf_timer_event_clear...
Hi,
I use bootloader from SDK6 and I have sd_power_system_off() in on_ble_evt in event BLE_GAP_EVT_TIMEOUT and BLE_GAP_EVT_DISCONNECTED. I use SDK7.1 and SD110 7.1.
It cause...
I'm programming an application that uses the NUS, and I'm trying to test my code using the Android version of nRF Connect. I'm using a nRF52832 on dev board PCA10040, and...
Hello,
With sdk13 and app_pwm library, I only got 9bits resolution for 32KHz freq.
The pwm should have 16bits resolution, with max freq 100KHz?
please could anyone...
hi ,all
I feel confused about" out_of_sync" and" in_sync" parameters .If a devece is in sync,how the channels was changed ?And what's the use of"nrf_gzll_set_device_channel_selection_policy...
we builded " BLE to IR " using nRF51822 , it was working fine with out the softdevice.
problem start when we integrated with the SoftDevice .
1.the problem that we need...
Hi.
I am trying to get a capacitive sensor library using a button ( 2 plates, one to ground, one to the AIN, separated).
It's going crazy, sometimes it just get tones...
hi,
I'm designing a board with nrf51822 chip. this board work on 2450 lithium rechargeable battery and it contain an MCP73831T circuit which is responsible of recharging...
Good Afternoon,
I hope someone can point me in the right direction.
We've customised an NRF51822 beacon and made it into a sensor but there seems to be an strange error...
Hello all , please your help
I need please , a reference design of nRF51822 for minimum with CR2032 .
using a pcb antena . ( distance is 4M) + the JTAG lines ...
Hi,
I am trying to secure OTA in nrf51822 board.
For that trying to build bootloader file available in SDK 12.2.0 version at location nRF5_SDK_12.2.0_f012efa\examples...
Hello,
I'm working on a project for which I would like to interface bno055 with nrf51822 smart beacon using i2c/uart. Basically the beacon must extract sensor values from...
With calls to these functions:
nrf_drv_gpiote_init()
nrf_drv_gpiote_in_init()
nrf_drv_gpiote_in_event_enable()
I have a handler (interrupt) routine that services a CAN...
I want to create a whitelist on the Central device. Because there is a lot of peripheral devices around and I just want to connect one peripheral device. First I register...
