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...
Hi All,
In ble_app_hrs example two function is defined for gpiote_init()
1)
static void gpiote_init(void)
{
APP_GPIOTE_INIT(APP_GPIOTE_MAX_USERS);
}
2)
static void...
Hi
I found there is bonding managing routine in SDK HRM and Proximity examples.
bond_manager_init();
It means in these two case, after pairing with BTLE host, the...
My question is regarding the PPI channel groups. The documentation is extremely limited and leaves many questions.
My goal is to generate 3 PWM signals from a timer with...
If i understand tasks are for outputs and events are for inputs.
Wanted to know relationship between channel and the pin numbers. do they hold the relationship like...
Hello,
I am really confused on how to get a custom BLE service up and running. I have read through nAN-36, and compared the suggestions in that document to the HRS example...
In nRF51 reference manual v2.1 section 18.1.1, it mentioned that the RTC must be able to
run while the 16 MHz system clock (SysClk) source is OFF. 2 questions :
Q1: Since...
Hello,
I'm trying to get the SDK examples working in Eclipse. I have followed all steps(except debugging part) in the nan-29, but i can only import the s110/ble_hrs example...
I am looking for the spacing in mils or mm between the two samtec connectors on the nrfGO board. I am making my board to interface with the PCA10005/PCA10004 and I would like...
Hi,
I'm new to nRF8001 SDK and Bluetooth and I hope my questions are not too stupid lol. So here it goes:
I'm using the Nordic nRF8001 SDK to implement a self-defined...
Hi All,
i would like to know in ble_app_hrs example gpiote_init() is called from main
and then again called in led_start for what purpose it used in 2 place.
can...
I see that we can specify the SPI frequency in bps, I was just wondering how fast the SCK line was oscillating for these values. Does it use the 32.768 kHz crystal oscillator...
If the nRF51 chip is in System Off state, do the GPIO pins retain the pull-ups or pull-downs? If so, what value do they have and how much current can they sink or source?...
Hi all,
when i want to connect different peripheral on central(s120).
it have a error and disconnect.
it seem ok , but that will disconnect later.
ant it get disconnected...
