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] =...
Hello,
I have modified the Android-nRF-Blinky Application to use it with the Datathroughput Demo on the nRF52 DK.
The android application runs on a Nexus 9 with android...
Hi, i try to understand how to use mode for supply voltage measurement. But i have a problem and i get always 1.225 volt
hal_adc_set_input_channel(HAL_INP_VDD2_3);
hal_adc_set_reference...
Hey all,
Wondering if we could use an external 65.536KHz LF clock, or thereabouts, instead of the 32.768KHz? We need better resolution for the RTC, but don't want to turn...
hello im from mexico, last week i order 10 NRF24LE1 and arrived the next wake,
but before i have many cuestion about.
someone can tell me that the burner can work?
compiler...
I had a mbed firmware running on a ST Nucleo 64 that periodically query a sensor for data. It only use the I2C, a button interrupt and a LED for heartbeat. I ported it to...
Hi,
I want to know that if the TWI easyDMA in nRF52 can help in achieving this task:
we want to read from TWI each 10msec based on a timer interrupt and write...
Hello:
I have detected a problem with a timer on my program.
I can solve it, but I would like to understand what is happening exactly.
My program starts to scan BLE signal...
I'm writing the client-side code for the Nordic DFU service and according to the spec, the DFU packet characteristic uses Write Without Request. Are there any examples of...
Hi,
I'm trying to implement a HID gamepad on nRF52832. Here is my situation:
nRF is receiving frame over UART from master uC every 15 ms. Frame is being converted and...
I was trying to track down high, approx. 6mA, processor current consumption and I have found high current consumption if the FPU executes a divide by 0. If I comment out the...
When I start the "ble-sniffer_win_1.0.1_1111_Sniffer.exe" program I get this screenshot:
The port was found correctly (COM4) but I see no devices found.
Am I missing...
Which is more lower power consumption,system off mode or system reset (according to nReset/SWDIO pin Lo) when we don't use nRF51822 for a long time ?
Our products have...
Hello,
I have this code
if (NRF_SUCCESS!=nrf_drv_twi_tx(&m_twi,devAddr,®Addr,1,true))
return false;
unsigned int err_code = nrf_drv_twi_tx(&m_twi,devAddr,data...
Hi.
I'm using PCA10028, SDK10.0.0 S130.
I think "ble_app_hrs_rscs_relay" provides Central function and Peripheral function.
So it should be advertising right after running...