Hi, I'm developing a keyboard-pcb with NRF52840. I'm doing this as a hobby and are not that experienced with integrated circuits. Anyway, I designed and produced a pcb, but...
Hello,
in cases where the LTE signal strength is extremely low, we observed that the LwM2M /4/0/2 RSRP rolls over from -128 to 127. We found that the nRF Connect SDK uses...
As part of the Bluetooth LE course we need to setup and install the nRF BLE sniffer for wireshark. I have followed the explained steps in the course to set up wireshark to...
The at command documentation says that ENVEVAL is only available in system mode 2 (CFUN=2). Is there a reason why the command can't be run in any other mode? For example if...
Hi
The TWI driver has a twi_clear_bus() function but the TWIM does not.
I'm getting an I2C error, and need to do I2C soft reset. I'm doing this manually at moment but...
I recently completed a field-upgrade path from an nRF5 SDK 17.1 application (with the legacy Secure DFU bootloader) to a fresh NCS-based firmware stack, while preserving user...
Hi, I am trying to understand the Friend and LPN behaviour. For that I am refering to nRF sample application light" and "light_switch". Below is the setup details: 1. On one...
HI ALL,
there is a sentence here 'Handles HVC events from the BLE stack.'
i am a newer here, please forgive of my silly question.
what is the HVC mean ?
thank...
Hi
I am using the nrfjprog.dll to program my UUT (nrf51822) during our production PCBA test. Apparently this is a bad idea to use this dll since you sometimes change the...
I found a possible bug in device manager in SDK 8.1.0 for S120. If you set for example DEVICE_MANAGER_MAX_BONDS 2 and try to bond another device, you get "No free connection...
hi
im using one of SDK Example and it stuck in this line of code
// Initialize SoftDevice.
SOFTDEVICE_HANDLER_INIT(NRF_CLOCK_LFCLKSRC_XTAL_75_PPM, NULL);
in this...
I have a UUID in which bytes 12 and 13 are not 0. For example, I have something like this
*addr = 87000d1f-1234-5678-9abc-123456789abc
When I use sd_ble_uuid_vs_add(&addr...
Please consider the images bellow, which can also be found here and here . The images represent the structure of a BLE packet, and the units used are bytes. The question...
Hi there,
I have tested out the BLE-NUS SDK firmware on the NRF51422 SDK Board, and it responded well. When I ported the exact same code over to my custom board, I received...
Hi,
I noticed that I can't bond successfully with my device using iOs 9.1 with Nrf Master control panel iOs app. When I insert the PINCODE, the device immediatly disconnects...
So I just received my nRF51 dk. When I plug it into the USB port, the device starts to blink but is not showing up as standard USB drive? Any suggestions?
Gabriel
Hello,
what general setup can you recommend to realize a Final Product Test only with BLE for mass production! (Without any additional copper contacts or NFC)
Some facts...
Hi I was reading up on all your chips.. NRF24, BLE and also on IPV6 capable..
Below are my requirements. Can you make a recommendation on what setup to use?
I have 4...
Hi
Im developing a filter - repeater signal on S130, and I want to advertise with a peridod of 20 ms for 10 seconds timeout.
I'm confused with FAST ADVERTISING AND SLOW...
HI ,ALL
i need to take use of the pstorage module.
i can read the data after reset,but i do not know the reason.
the write function is added in the on_write...
Hi there,
I have a nrf51422CEAA chip with 16k variant with single bank bootloader code. I compile it using (03) optimazation and the final result is :
"Program Size...
Hello,
I just produced my custom board with nRF52 but i have a problem.
I can program it (SWD over nRF52 DK), debug it (segger debudder software) but in bootloader it...
