My sensor is off-standard,so I have to use gpio to read and write my sensor.
Gpio IIC will take about 0.5ms to get data.
My app need send data every 7.5ms,it seems that...
Hi,
My android Proximity application fails on service discovery only for the very first time it connects with the devices(nrf51822 evaluation kit with sdk 5.2.0). Actually...
Has anyone converted the app note AN34 DTM Python script to C# or C/C++ ?
The Python DTM script is works OK with the setup specified in the app note AN34 figure 2, which...
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...
I am trying to download the examples from NordicSemiconductor/nrf51-ble-tutorial-advertising
The link shows:
github.com/.../main.c
but when I click on it, or right-click...
hello,
i am uing nrf51822.now i am in trouble while running uart on nrf51822.please tell me which can i have to burn on nrf51822 for getting uart properly working.i am using...
Hi,
Is there any information on how much improvement the DCDC has over the LDO at 1.8V? I'm working on a heavily space-constrained application, and I'm trying to make a decision...
Hi, i am working on PWM Library example in which i a m configuared GPIO pin P0.25. then i am getting voltage variations 1.3 to 2.8 volts.
the problem is when i disable...
Hi,
I want to connect old nokia 3310 to NRF52 DK.
Please let me know if any one has information about it?
Based on my research old nokia phone uses M bus and F bus...
Hi,
We're working with very specific hardware which requires us to watch very closely. We're currently considering a blocking function in an ble event handler which can...
Hi all,
We are currently developing a BLE enabled sensor device. We want to use the NFC component to identify the sensor by writing a device ID to the tag.
Question...
Hi,
The comparator (COMP) in nRF52 can use three internal reference voltages (1.2, 1.8 and 2.4V). Is it possible to also output these voltages on IOs?
Best regards
...
hello there in my code,
APP_ADV_INTERVAL 64
APP_ADV_TIMEOUT_IN_SECONDS 5
using nrfsniffer i am getting 57 packets in 1 second.
i can't understand it. because APP_ADV_INTERVAL...
Hi!
I tried to some research in the forum but I would like you to assert my final decision.
My goal is to design a sensors network (at the beginning with five end-nodes...
I am working with some code from a previous provider and I found in its void bsp_event_handler(bsp_event_t event) function this code:
case BSP_EVENT_MID_PRESS:
err_code...
Not sure if this is the proper venue for a bug report:
In nrf_nvmc.h (from SDK v12.2.0)
/**
* @brief Write consecutive words to flash.
*
* @param address Address...