Hi,
I'm using redbearlab's nrf51822 board. It is a arduino compatible board and hence it is using 0,1 (mapped to 9 and 11 for nrf51822). How do I make printf print to this...
An external PA/LNA is used to extend range of nRF51822, and S110 is used for BLE, How to switch between PA and LNA? and how to disable PA/LNA when there isn't transceiving...
Hi...
Can anybody help me to run ble_peripheral example (ble_app_hrs for S130). I have build and load the code successfully but cant see the advertisement. But while debugging...
I am working with the nRF8001, and I'd like to create a services.h file that will let me broadcast battery level and as well as allow temperature to be read by a peer.
...
Hi We have an application where we what to read i2c sensor data over the air to an iPhone. We've taken ble_app_uart_S130 project and grafted in some twi_hardware code. There...
I am interested in the S130 ability to hold 3 central -> peripheral links over BLE, and am looking for some evidence that this has been accomplished with extremely low-power...
I'm trying to implement channel scanning in our nrf24lu1p based USB dongle.
I'm following the specs and basically loop though each channel ;
loop
stop listening
set...
I'm able to successfully use peripheral/uart example to read the data from GPS module. I achieved the same by setting baud rate to 4800, and connecting rx and tx of GPS to...
Hi,
Question about FOTA (firmaware upgrade over the air).
I know that nrf52832 has 512 kB of flash, and the ble stack( softdevice ) has 136 kB , and the bootloader has...
Hi,
I put my NRF52 to sleep (POWER OFF mode) and configure it to wake on GPIO port event like so:
This GPIO is set up on a reed switch. Occasionally, the NRF52 will...
Hi
I found a strange issue on nrf52832. And I use nRF5-SDK-v13.1.0 .
When I assignment P0.7->SCL & P0.6->SDA, the twi function not working. But I change the assignment...
Today I read about the new nrf52810 and I want to know about its main differences with the nrf52832.
I see a lower power consumption for the 52810 vs 52832 and no NFC on...
Hi
Currently I try to migrate my software project (with SDK14.2, S132 (5.0.0), arm-gcc toolchain ) from nRF52832 to nRF52810 (with SDK14.2, S112 (5.1.0), arm-gcc toolchain...
Hello everyone, I am a beginner in the use of Nordic Thingy: 52. I would like some help trying to reprogram the Nordic Thingy module. After a programming error of the Thingy...
HI,
I am unable to communicate between a SDK 8.0 based nRF51822 sender and SDK 14 based NRF52832 receiver.
The data rate of the SDK 8.0 sender is 250 KBits/sec, whereas...
Hi,
Can someone help me with question on SPI?
What is the difference between SPIM and SPI? They seem to have different clocks
Also in the SPIM section, the frequency...
hi,
I need to know how to use "power on reset". From the reference document, I can understand BOR and POFWARN. But the POWER ON RESET, I could not get any idea.
1. POR...
i have project with nRf51822 and uart. i use uart fifo in Uart_app_ble example sdk11. now i need disable or enable Rx, TX.i tried this function :
NRF_UART0->TASKS_STARTRX...
Hi,
Has anyone successfully used semaphores/mutex implementations of FreeRTOS?
The code I am working on is based on the FreeRTOS HRS SDK example. I am looking to add a...
Trying to compile using the on-line Mbed compiler. I keep getting cannot find "nrf.perhiperals.h", and I cannot locate it either.
Possible someone can point me in the right...
Hello.
I'm using Tielen Marjle STM32 library for nrf24l01+ ( https://stm32f4-discovery.net/2014/06/library-17-nrf24l01-stm32f4xx/ ) which worked great till now, when I...
