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...
to me it made sense that EN_AA settings are controlling the receiving pipes if an ACK has to be sent back upon receiving a valid packet.
then i thought that the settings...
I am using BLE_Gateway example defined in nRF51-ble-bcast-mesh to create an rbc_mesh over 2 nRF51422 devices . For now, I am just testing it out on 2 nRF51422; I will set...
Hello,
I see when you import an example from the pack installer ( for example pwm, ble, timer examples ) it arrives with the misc controls --c99 on by default , so I cannot...
Hi,
I want to build an application for nRF52840 DK that receives data through BLE from mobile phone (via nRF connect android application) and sends it to another microcontroller...
nrf51822 QFAC have more flash and ram than QFAA, so, is QFAC consume more electric current than QFAA in idle mode and sleep mode? in low-power consumption product，if it's...
Hi,
I want to configure 2 channels of saadc in differential mode as follows:
But when I received data, it seems that only the channel that its channel index is zero...
Hello,
1) In nrf5340 app CPU, there are only 3 timer I can use, timer0, timer1 and time2, is it right?
2) I want to use four timers in my project, to control two SPI...
Hello,
I'm seeing nrfjprog return with error code 33 when I try to program (or erase) an Adafruit Feather nRF52. I'm using an nRF52-DK as a programmer. The feather board...
Hi,
I'm trying to write/read from flash in my app. Reading/writing works until I either:
a) run ant_hrm_rx_start() - then after the call to nrf_fstorage_erase I get "00...
Hello!
I'm from Russia, my name is Anton.
I need a developer kit to research a real-time motion tracking system (RTLS) based on Bluetooth Low Energy, Bluetooth 5.1, Bluetooth...
Привет! Я из России, меня зовут Антон. Мне нужен комплект разработчика для исследования системы отслеживания движения в реальном времени (RTLS) на основе Bluetooth Low Energy...
I am trying to upload an image via BLE DFU, tested on mobile phone and Desktop (Windows) But I receive the following error after all packages have been sent to the device...
Hi,
can nRF52/nRF53 automatically fall back to LDO mode if DCDC enabled in firmware but with bad inductor connection on PCB?
Could re-flash the firmware to disable DCDC...
Hi everyone.
I'm developing a product with nRF5340 and zephyr os. But I found some problems about bluetooth dfu.
Because my application very big. So I can't use defualt...
Hi,
I am evaluating the use of nRF52832/52840 running ZephryOS HCI (Uart or USB) in combination with Bluez/Linux to as central device/gateway. If I were to use the Nordic...
I'm using arm-none-eabi-gcc (10-2020-q4-major or 9-2020-q2-update) to build my firmware. For some reason recently it started to overflow the flash, and I can't figure out...
I inadvertently flashed my PPKII while trying to flash a 52840 Dongle. Now my computer doesn't recognize the PPKII when I plug it into the USB (PPK does not light up). I've...
Just need a little help on something that is probably very simple. I am sure I will be embarrassed at how simple this is.
I get the nr52 device MAC address and append 4...
