Hi,
I have a serious problem, when I use uart of NRF51822 QFAAC0 to receive data from another MCU, I found that it will lost one bit at same position everytime. my SDK is...
Hi,
I just started to interface the lcd display with nrf51822 evaluation board. The display i'm using is, spi compatible, 18" tft (160x130) from tiny lcd. I took spi master...
Hi,
We are using the nRF905 device in an application where it needs to switch between auto-retransmitting and sending single packets, due to it communicating with several...
This is not a real question for support. It's more a success story i'd like to share with you!
Our company develops firmware for various customers on a lot of different...
Hi all,
What is the maximum data rate for the nRF24AP2 when using the Synchronous serial interface?
I cann't see it in the datasheet.
Is there anyone can answer me...
Hi,
In my design, there is a tag used by 24l01,It can transmit the temperature value.In the tag, the parameters are like this:
addrofch[0] = 0xe7;
addrofch[1] =...
I'm building an android application using BleProfile classes in the nrftoolbox.
I want to request characteristic write to a peer(nRF51) in MyApplicationActivity inheriting...
Dear all,
I'm using 52810 and have some problem with the S112 softdevice.
My ble app problem is based on SDK 14.0.0.
I download my app hex and the S112 softdevice...
Since upgrading to nRF Connect on my IOS device the DFU won't reconnect to the BLE in the boot-loader after initiation from the application.
The device will migrate to...
Hi all,
I am developing firmwares for the nRF51422 under Eclipse with the ARM GCC toolchain.
I have a matrix of WS2812 (or neopixel) RGB LEDs that I am controlling using...
I need a cheap 2 or 3 button fob or itag to connect to/control my NRF51 firmware. So far I only could find "AB Shutter 3" as input device with >1 button but it is using Bluetooth...
Hi all ,
I have one question . I have 3 board NRF : 1 peripheral and 2 central board . I want to transmiss
data from peripheral board to central board 1 then from central...
I am reading a large FIFO buffer from a sensor and there are at least two ways to do it - by simply reading the FIFO using the CPU and SPI in chunks of 255 byte blocks, or...
Hi everyone,
I am having problems in getting the low power mode in SAADC to work.
If I enable it in the config file then the ADC doesn't run anymore.( Blank in the RTT...
HI
I've successfully executed the Light control example and remote provisioning example separately but would now like to combine the light control example with the the...
Hello!
i am testing the nrf52 ble uart example. i am able to communicate with the BLE smartphone application (rx and tx) but i cant seem to get printf commands to print...
Has anybody created a table of what SD consumes in term of Flash and RAM.
More specifically I need the resources taken by S332, which include BLE and ANT + DFU.
Regards...
we need to open uart 30s and close it 30s.there is our code:
if(sec_cnt==30)
{
//printf("sec_cnt=30 is now\r\n");//zzq
nrf_delay_ms(100);
nrf_drv_uart_uninit(&m_dtm_uart_driver...
hi
I write a function getT() to read spi thermalcouple chip.
if the function getT() is called in main() function, it will work correctly. Hence, I think that getT() is...
Hej allesammen!
I'm having trouble with the bootloader example "bootloader_secure_ble", which seems to stuck when calling nrf_dfu_mbr_init_sd. But one thing after another...
