I would like to develop my own central device to communicate with the RedBear Arduino shield. The RB device uses a from of UART communications to send data to/from Android...
I was wanting to use a nRF24L01 with a breadboard but its pin-out didn't allow it. A solution then occurred to me based on parts at hand. I wrote it up with instructions and...
Hello. Can I get a literature to the nRF51 series?
I need a full abstraction of the nRF51, like a book or other information, it's structure schematic of build-in modules...
hts, HTC phone, nrf tools HTM, nrf51822,
every time when it's power up :
the once connect: error code 0x7A cann't read characteristic and 0x14 state change.
the second...
Our company needs wireless temperature sensors (can be externally powered or battery operated) and transceiver with 4 channel analog outputs. It has to be finished product...
I am toggling Value of slave through a button on nrf51822ek .This Value is displayed on MCP of dongle, but i have to get this value on terminal to send it to pi then through...
Hello, I am tryong to use to masters to communicate with two accelerometers.
Q1_ I found the following image from Nordic's website that shows SPI0 pins but there is no indication...
Hello,
I am using SDK version 9 with softdevice s130 operating as both a central and peripheral. I provide a custom peripheral BLE service, and when it receives some information...
Hello,
I tried to use the example of SPI slave with the sdk 10.0. But I have an issue: the character "Ignored Transaction" is send on MISO pin.
I would like to now why...
Hi, I'm somewhat confused about using GCC, since I don't want to use Keil.
I'm using nRF51 DK.
I see makefiles in the example subdirs of SDK, but I would expect at least...
Hi all,
I am developing a mesh network and i am using pca10001 EK V2.2.0 for nrf51822. Some one suggested this link: github.com/.../sdk-8-support
I did what they suggested...
hi
in my nrf51422 v2 there r one phone that cant detect my nrf and i think its because of the phone because other phone can detect my nrf
now what parameter is important...
I configured nrf51 with MIN MAX connection inverval this way
#define MIN_CONN_INTERVAL MSEC_TO_UNITS(100, UNIT_1_25_MS)
#define MAX_CONN_INTERVAL MSEC_TO_UNITS(200, UNIT_1_25_MS...
Hey pro´s,
first thanks for this great community! I´ve read a lot of conntents here, and there is a huge amount of knowledge in this forum!
But since 2 weeks i´ve got a...
Hi,
i did an app, that shows battery level. it's working, and show the vlaue i publish.
The app is the client and Master Control is the server ( the master control connect...
hi
i have nrf51422 v2.
is uart over ble want another microcontroller for send and recieve?
i mean can we send information by uart over ble by itself or i need another micro...
The configurability of the HCI Transport Layer for UART-based DFU in components/libraries/bootloader_dfu/hci_transport/hci_transport_config.h leaves something to be desired...
In the nRF SDK version 11 (specifically, this download ) some functions are either declared or defined to be __WEAK .
I will use app_error_fault_handler(uint32_t, uint32_t...
Hi, I found a bug with weak function declarations in SDK11, using GCC.
app_error_weak.h contains the following declaration:
#ifdef __CC_ARM
void app_error_fault_handler...
Hi Nordic Community and Developers,
I'm a beginner in the RF world and I'm designing a small Bluetooth module using nRF51822 to acquire the RF knowledge and to use it in...
Hello,
I have an NRF51822 (redbealab ble nano) that I would like to use to count pulses in very low power mode.
Pulses are asynchronous
The rate of pulses can...
Hi,
How Can I verify if my CPU has entered Low Power mode??
I have power manage function running in the main loop , but when I put breakpoint on sd_app_evt_wait() or...
