Hi,
I am sending data from Android phone in every 200 ms to nRF8001. But sometimes I found there is a 50 ms or 100 ms delay. It looks like nRF8001 spending some time in...
Hello,
I'm starting a new nRF51 project on mbed for a custom board. I wish to know what is the "cleanest" way to define pinout (what file to edit) ?
Thank you
I have enabled data ready interrupt bit and also enabled the fifo bit and also enabled gyro_fifo and accel_fifo bits in mpu6050 so that when data ready interrupt occurs the...
I will be selling various ble products. My customers can connect to and program the devices using their bluetooth smart phone or tablet.
I want them to have the option...
Hi,
I am trying to run nRF24L01+ in default configuration using simple ping-pong examples using RF24 Arduino library.
The problem is that while ping-pong is getting through...
Hi,
I want to send data from one peripheral(nRF51 DK) to multiple Android Phones. This will be a one way connection from the peripheral to the smartphones. I red on the...
Hello, I am trying to follow the instruction for a 2way communication between nRF chip and the client device (cell phone). Although my chip is nRF51422/ PCA10028, I have found...
hi all:
Recently, I use nrf51822 as a central to connect some older sensor, but the ble chip of the older sensor did not use nordic, so I have this problem. I develop the...
I have the Heart Rate Service(HRS) program written in embedded c. I connected a two LEDs to nrf51822 board. One LED will start blinking when advertisement starts and other...
How do I write a value to gpregret when flashing the chip?
Basically, what I need to do is be able to detect the first time the chip is powered on so I can go into a special...
In my device I want to adjust the slave latency connection parameter, however my desired min-max connection parameters are the same as during the initial connection. I find...
I have an imuduino (arduino board with nrf8001 bluetooth and some sensors) board and am trying to load some of the profiles from the nordic arduino nrf8001 bluetooth api on...
Hello
I made the switch from SDK 6.0.0 to SDK 6.1.0 with SD7. At first we didn't get it to work. We would get the error NRF_ERROR_INVALID_PARAM on dm_init(). The problem...
Hello, I set up the environment by This . Now I can ping the device on the raspberry pi.
How ever, When I run the python client example on My ubuntu-14.04 and try to connect...
Hi, where can I get access to the definition and meaning and definition of the built in functions and headers of nrf51822? for instance what does this mean: uint8_t err_code...
Hi ,
I am using nRF6.0.0, SoftDevice 7.0, for nRF 6310 hardware.
I am trying to develop a ble keyboard app with the help of Ble Keyboard Sample we have in the SDK. As...
HI,
I am currently working on a project to develop firmware for S110 nRF51822 softdevice .
Currently I have a device with the following details: Ic Version - 2, Variant...
Hello, I am trying to make adc sampling on two adc inputs at the same time. The adc example (simulataneous-adc-sampling-from-two-inputs) is not using IRQ handler and applying...
Can i flash the stack S310 in any nRF51822?
I have a NRF51822 QFAAG0 but I cant run the example ble_ant_app_hrm properly.
I use Keil MDK5 and nRF51 SDK 5.1.
Thanks...
Which works better:
a single GATT characteristic using 'write without response' for transmission from the central to the nRF51822/S110 peripheral and 'notifications...
Hello everybody,
I searched the forums and saw numerous questions regarding sampling multiple ADCs but none for this exact use case.
The question is simple - is it possible...
