Hi, my friend,
I've been with nrf905. I use a 16-bit CRC check.
But I encountered problems in use:
1.Nrf905 16-bit CRC check format is CRC-16(IBM):X16+X15+X2+1 or other...
I have two custom PCBs, each of which has a microcontroller and an nrf24L01+. Everything related to the transceiver in the designs are complete duplicates (with the exception...
Hello,
I've built a small BLE-device based on the nrf8001.
With my Iphone I can discover this device and I am able to connect to it and listen to notifications of the...
Our pcb is used for gps location data. We have a nrf24L01 nordic chip as the micro process or between the gps module and wireless module (2G). Our engineer needs to capture...
Hey folks,
I'm trying to modify the SPI Master loop back example into a 4 line SPI Master_Slave program. Whenever I change the Tx_Buffer_lenght from 10 to lsome other numbers...
Hi.
I am using S130 softdevice version.
Basically, I am using NUS Service and make a my own NUS central service as NUS_C.
It is correctly work at normal state.
When...
Hi All,
Please Reviwe for a attached circuit file(Chip ANT of nRF51822.pdf).
I also attach a datasheet of chip antenna applied for that circuit(SDBTPTR3015 Data Sheet...
Platform: NRF52832, s132_nrf52_6.0.0, SDK 15.0 Remote: iPad (12.1.4) with proprietary APP Use-Case: APP (Central) connects to Platform and reads continuesly data via RX-TX...
Hey Folks,
I'm running into an issue with the nRF52840 where the the reset reason register (POWER->RESETREAS) is not populating as expected.
The GPIO is setup to sense...
Hello,
i got problem wher program cant go in while loop in main while advertising is running. Im using ble uart template. So was thinking to stop advertising when button...
Hi there,
Can anybody please give me a detailed defination of background DFU? Also, it would be perfect if there are examples about background DFU.
Thanks!
I am trying to get an OTA DFU for nRF52810. I am not trying to get anything custom right now but only trying to prove that it works. I have tried going about this many different...
Hi. I have edited the Heart Rate Service Example project in SDK 17.02 and I am currently using nRF52840 DK.
I am not sure of the reason why the application restarts after...
excuse me,I'm developing nRF52805 and I set the button pin number like this:
#define BUTTON_START 1
#define BUTTON_1 1
#define BUTTON_2 5
#define BUTTON_3 12
#define...
I'm using a custom board designed around this nRF52832 module . Testing the twi_scanner from examples of ` nRF5_SDK_17.0.2_d674dde `. Built and flashed the firmware successfully...
When using nRF5 SDK 17 and its nfc_t4t_lib, we encounted a problem: nfc_t4t_setup returned NRFX_SUCCESS, instead of NRF_SUCCESS and the nfc_platform_setup function was never...
Hi guys,
I have already created some code in a peripheral folder inside nrf5 SDK documentation related to temperature readings and the way how to save the data in the flash...
Hi all,
i am getting values properly, if i set 250 samples per second. but if i set 1000 samples (1ms), i can not get values after some moments. it is showing time out error...
Hi,
In preparation for FOTA which would double the flash space requirement, I noticed the Region Size for FLASH is only 429568 and I would have assumed it was the 1MB advertised...
I am trying to connect my thingy91 and preform an MCUBoot. This is not working and i get the following error code: Errorcode: CouldNotCallFunction (0x9) Lowlevel error: INVALID_OPERATION...
Excuse me, I use BSP_EVENT_KEY_0 to get into the sleep mode, however, it will go to the NRF_BREAKPOINT_COND and then reset the device;.
case BSP_EVENT_KEY_0:
SEGGER_RTT_printf...
I have developed data loggers based on nrf52840,it uses nus service,max payload is of 240 bytes,the device stores 30kb data in a spi memory.we have a custom built android...
