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] =...
HI :
I am trying to use spi to communicate with a slave device . The slave device only have 3 interfece SDIO SCk NCS. I need to read the register of the slave . According...
I programmed a nRF51 dongle as an ESB receiver using the esb_ptx_prx example code. It sleeps most of the time by calling __WFI() in the while loop.
I used an external 3...
I have a oneshot app_timer that I'm using as a software watchdog timer. Under normal operation is never supposed to go off. I'm loading the timer with a 15 second timeout...
Hiii,
I am working on the ble_central_and_peripheral program(s130) in sdk8.1.0 .I could connect the device to the MCP and on clicking enable service we gets the notification...
Greetings,
I find it much an arduous task trying to sift through all the SDKs and Documentations in order to find the one specific material that I need. I've installed...
when I use softDevice S110, there exists ble_evt_dispatch function, Can I define event ? if I can, how to define event and how to use event handler . Thank you !
Hi
I want to update the connection parameter and send this request from nrf51822 to a smartphone app. I see there is a function ble_conn_params_change_conn_params() for...
I'm sure there is something obvious that I am missing, but bear with me. The following link references a function called: nrf_drv_gpiote_out_config :
infocenter.nordicsemi...
I'm trying the example in the SDK v0.9.1: examples\spi_master
When I load the project, build it, and debug it, all that happens is that it goes into a failed state where...
I occasionally get an NRF_ERROR_NO_MEM error when trying to add a custom characteristic. I'm only using 3860 bytes of ZI data, stack = 2048, heap = 2048 so it seems like I...
Hi
I am working on the ble_central_and_peripheral example in nRF51_SDK_8.1.0_b6ed55f .In this example it is possible for us to connect to 3 peripherals only.But we would...
Hi, are there any examples in C for how to directly access the registers on the chip? I realize this is a super basic question, but all the register access in the examples...
Hi,guys
I set BLE parameters like this:
#define MIN_CONN_INTERVAL MSEC_TO_UNITS(500, UNIT_1_25_MS)
#define MAX_CONN_INTERVAL MSEC_TO_UNITS(1000, UNIT_1_25_MS)
#define...
Hi,
I'm using sd_ble_gap_connect to connect to a set of known address and whitelisted devices. My central periodically (once an hour) needs to check on a known set of devices...
