I'm trying to solve an intermittent problem when using the nRF51422 UART with CMSIS-RTOS (RTX) and MDK Networking library (V6.2) (TCP/IP stack).
My questions relate to...
Hi...
When i was working in SDK v6.1.0 i have tried nrfprog.exe to merge and program bootloader, softdevice, application and bootloader_settings file as explained in devzone...
But now I have a new problem that is whenever I set " PWR_UP " bit in CONFIG register then it drop the 3.3 volt vcc to 1.2 volt. I don't know why its happening. Anyway, is...
This previous question about multiple advertisements seems to be related to softdevice 7. I was unable to get a similar example working in SD/SDK8
My end-goal is to add...
We are considering using Gazell for an outdoor application, i.e. lots of noise and disturbances, constantly changing environment, where the amount data being transferred is...
Hello all,
I want to do current measurement for nrf51822 which is flashed with my own ble application which uses some custom services. As mentioned in evaluation kit user...
Hello,
My team and I are trying to decide how to power the nrf51822. We will be using a 3.7V lithium ion battery as our power source.
I saw in another post that it is...
I am planning to use the LPCOMP in conjunction with an external reference. I would like to just use a voltage divider to create the external reference.
Are there any impedance...
I recently received a nrf51822 mbed board.
I went with the mbed board over the EK because I figured it was more 'open', without realizing exactly what mbed was. I played...
I use the SPI slave function on 51422. When I send a byte(0x31) to 51422 SPI slave from master, 51422 will back a byte (0xAA - DEF byte) to master. Why?
I send 0x31 every...
Many Bluetooth library features are not yet available and so I would like to use a standard tool chain to compile sample programs and my own programs to run on the mkit.
Hi,
I am using the nRF51822 with an external 16MHz crystal. I was curious if there is any way to tune/calibrate the system clock that is derived from this crystal. The purpose...
Hi All,
I am novice in this nordic nrf 51822 programming. I wanted to know the best way to do the
following.
I have two different functionalities to be run on eval...
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...
