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...
I'm working on a design that incorporates an nRF52832 along with some sensors and drivers.
Up to this I've been sacrificing power consumption in prototypes by using LDOs...
Hello,
Is it possible to change SPI baud rate whenever we want?
For example:
The initial SPI baud rate is set to 4M. We want to change the baud rate to "2M" to get...
Hi,
This may be stupid, but I can't declare classes in my .h file in keil. I have arduino library for my I2C device, but keil; does not recognize when I declare classes...
I've looked through and tried many examples on getting my SAADC to produce a temperature offset. About a month ago I had the SAADC working really well with a wheatstone bridge...
Hello,
What changes need to be made to the following tutorial to enable basic advertising with the Rigado BMD-300 on a custom board breakout board?
devzone.nordicsemi...
Hi,
I have multiple devices set up in a simultaneous peripheral and central mode that exchange data on connection. As there may be multiple devices around, I want to make...
i download the sample code (\examples\nfc\record_text) to pca10040,it can be detected by NFC reader,the serial number is 5f:46:ac:eb:75:a7:ea,if i want to change this number...
I am working in sdk12.2 nrf52832 . When build and run the project it will work smoothly with ble connectivity... But the problem is it will bond only once when the softdevice...
I just want to understand concept.
For example, I need transmit battery level, heart rate level and other.. in closed (encrypted characteristic). I use S130 nRF51 SDK9. HRS...
Hello to the Nordic community!
A rather theoretical question: Would it be possible to have a system, comprising of a SoftDevice + Application + Custom Bootloader, where...
Hi there!
I'm looking to layout a chip antenna using the nRF52832 WLCSP chip and am confused about the layout of the antenna matching circuit. The reference design (CIAA...
Hello,
I am using nrf52 with sdk 12.2.0. I am working with example buttonless dfu template aplication by referring to the link infocenter.nordicsemi.com/index.jsp .
I have...
Hello,
I am running a simple application where I would like to listen for BLE packets for 100ms and then transmit a packet. (no soft device) I can successfully capture...
In section 17.1.9 of the nRF51 reference manual it states:
Maximum consecutive transmission time
is defined as the longest time the
RADIO can be active transmitting...
