before i write the flash, it has been erased.so ,its value is all 0xff.
when i write 0x00 to flash address 0x0001,the value read out is not 0x00 but 0x01,and the value in...
I'm looking for a way to use the nordic uart service ( devzone.nordicsemi.com/.../ble_sdk_app_nus_eval.html) from Linux using the native Linux BLE Stack (BlueZ). My application...
Hi,
I've created an application using the S110 experimental ANCS demo. I successfully implemented ANCS and then began to structure my application around it. At some point...
Hello,
In an ongoing company project we use a couple of nRF51 transceivers forming a beacon enabled wireless sensor network consisting of one base station and multiple...
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,
My project is based on SDK15.3 with NRF52840. I have referred to the "writable_ndef_msg" example to read/write the emulated NFC tag successfully. And I can get back...
Hai ,
In my application i should connect parallel connection and peripheral and central part connections simultaneously.
for this i developed from hrs_relay example .in...
Hello,
I'm trying to program a nRF52840 Dongle with the thread MTD client example by using nRF Connect but I get an error saying I need to add a SoftDevice. I thought...
Hello, I am new to NRF52. I have setup a project under Embitz ide. I can compile GPIO toggle code and program the the code. However when I try an transmit example github.com...
I have 100 samples of string data (Ex: AABBCCDDEEFF:1592636399:1592636399 ) . I am using the flash_fds module. Also, I want to read the read all the samples at once. I am...
Hi,
I am developing the 'buttonless dfu' to the 'hrs freertos' using the SDK v15.3.0.
However, after I compiled the modified code and loaded to the target broad, I got...
Hi
In ble_stack_init(), err_code = softdevice_enable(&ble_enable_params); err_code = sd_ble_enable(p_ble_enable_params, &app_ram_base); err_code is 4.
I use nrf51822 in...
Hi,
I got a nrf5340 pdk, and I download demo Peripheral_Heart_Rate into board, load peripheral_hr.hex into app_core and load hci_open_amp.hex into net_core. it running ok...
Hello. I have one multirole device (device A) and three peripherals (devices B, C, D). Device A connects to devices B, C, and D as a central role, and connects to the phone...
Hi,
I am developing a product using nRF52833 . (S113, SDK 16, IAR8)
I am developing based on the usbd_ble_uart sample.
I use ble, spi, twi, ppi, saadc.
and, I use...
Hi,
On page 420 of the nRF52811 datasheet (v1.0) it states that pin 14 (P0.18) can be either 1) Digital I/O or 2) Single wire output (SWO). The SWO is not mentioned on any...
Hello, In our project the nRF52 resets randomly
we use the NRF52832 with softdevice S332. On the application space we run a FreeRTOS application with 2 tasks. We want to...
Hi,
I am trying to determine whether or not to use a watchdog timer in our firmware. The device is and IoT device, making sensor readings and entering sleep mode for a while...
Hi all,
i am trying to merge ble_app_peripheral example with twi_scanner. So i created twi_ad7147.h and twi_ad7147.c with the twi configurations.
But i am getting this...
