Hi, in the example bootloader in sdk 7.2, there is an assembly code block in SVC_Handler, in dfu_ble_svc.c.
I found that the offset in line:
LDR R0, [R1, #24]
always...
In nRF51 SDK 7.1.0, there is a c header file using c++ keywords operator .
Here is a snippet of components/ble/ble_racp/ble_racp.h using the keywords.
/**@brief Record...
I want to make sure I'm far from ever having a stack overflow event. Is there a way in the IDE or elsewhere to monitor this risk? The map file produced after a build?
I am working on BLE. I have created a service using read property(services_set_barometer_service_barometer_data(void *src, int size))
After connection is set-up i am calling...
Hello, I'm using the nRF51822 and tried the HID Keyboard Application (S110, ble_app_hids_keyboard) example. (Nordic\nrf51822\Board\nrf6310\ble\ble_app_hids_keyboard )
The...
Hi all,
I have a situation in which softdevice (s310 v2) seems not to forward events to my nrf app (bootloader running dfu) in spite of the fact that my iOS app sees the...
I am sending setup commands to a NRF8001 D device and I receive a command response with status of 0x89. This appears to respond to ACI_STATUS_ERROR_UNSUPPORTED_FORMAT. I cannot...
Hi,All:
When i use SDK16 ble_app_hids_mouse example, the computer warns: driver error.But when i use the same dongle with another mouse,it is no problem.It seems the problem...
AS topic,I modify it from app_hid_mouse example from 52840 to 52833,and use timer1 to generating frequency 50kHz ,video as blow:
but at first pairring and connecting,it...
Hello,
I want to migrate from Segger project to gnu arm gcc project.
I Segger's project, I have add several RAM memory regions in flash_placement.xml. Now want to move...
Dear Nordic,
I currently have a BlueTooth Mesh product based on the nRF52840. The mesh client connects to a WiFi gateway over a UART. The gateway connects to AWS services...
Dear All, I am trying to send a bunch of data over BLE, using the notifications of a characteristic of a service. The size of the package data that I am trying to send is...
Using SD API v6, connectivity_4.1.2_usb_with_s140_6.1.1.hex, and pc-ble-driver Github release 4.1.2-win_x86_64. I can read and write small characteristics, e.g. 20 octets...
I want to time period 153us.
This is my calculation.
153us = 6535Hz.
PRESCALER = (32768 Hz / 6535 Hz )-1 = 4
There is
// <o> APP_TIMER_CONFIG_RTC_FREQUENCY...
Hi,
I want to use external power (battery) and USB power together.
If USB is not connected, I want to supply it with battery power, and if USB is connected, I want to...
Dear HW engineer,
I have ordered a few custom boards with nRF52820. As recommended by the datasheet, I have used 12pF load capacitors for both HF (32MHz) and LF (32kHz)...
Hello
I use nrf52832 and SDK v17.
I'm conducting various tests on Bluetooth. And I faced a lot of new problems. I erased a previously saved bond from the Android nrf connect...
