I am using mbed library to get leg up on development.
This is the first time I am writing any MCU application and it sure makes things a lot easier.
I am using nRF51822...
I've recently began experimenting with the HID service and connecting to iOS devices in order to achieve lower connection intervals with Apple products (as described in their...
Hi
I have a question about using gazell link layer and paring library with concurrent timeslot api. I try to do this but i have the hard fault handler after invoked nrf_gzll_init...
HI,
I want to use PWM to control various hardware (LED's, etc ..) so I started off from the suggested PWM code example, found in this forum + modified it as I want to use...
hello,
the function ble_stack_init () in the example of ble_app_uart are quite different from that in the example of ble_app_proximity in my first sight.
ble_app_uart :...
Hi,
We're looking for a low-latency 2.4GHz solution (not BLE) and the nRF51822 is oft-quoted as providing low latency, but what are the typical ms figures we could achieve...
Hi All,
I am using the nrf_udp_client example project in IoT SDK as the code base for testing the UDP communication.
For network topology, the nrf51-DK plays the role...
Hi everyone:
I have some question about nrf51822 power on sleep mode
in example ble_app_hrs have a "power_manage" function and it will make the system go into power...
Hello all,
I have a simple C++ application flashed to my device to operate the UART - every time I send a char from an external source, the device appears to reset - specifically...
Hello
I was wondering if it is possible to run to separate LP-comparators on the PCA10001? I've taken a look at the example code for LP-comparator in the SDK, and i was...
I'm using interrupt_handler.c for a bootloader without a softdevice from this source . Interrupt handling in the main app seems to work fine. But interrupts in the bootloader...
Hi,
In the nrf51_bitfields.h file, I can see definitions for two registers POWER_RAMON and POWER_RAMONB.
But I don't see this RAMONB in th nRF51 reference manual and...
hello, I bought one of these dongles on ebay www.ebay.com/.../201229095155
i was hoping to communicate to the nrf24l01 modules with my pc serially, but I can't get the...
Hello all,
in my previous question (Switch between applications (multiple services.h)) I got the advice to merge my two services into one service, including a HID over...
Hello there, I do not understand the definition Nordic has provided for the "SPI_slave_event_handler_register" function bellow. My understanding is when SPI slave driver occurs...
I need to write to a variable when a particular characteristic is written (from my "on_write" function), and be able to read this variable from main context.
From the SoftDevice...
Hi everyone :
I'm trying to used ble_app_beacon and I want to combine it into ble_ app_hrs
so i add some code as followed:
static void advertising_init(void){
uint32_t...
We're sending packets from a nRF51422 usb dongle to a nRF51422 dev board running some modified Nordic UART example code. We send 100kB of data over the connection to work...
Hello :)
For the code below, why are we defining the _wfi while in the code we only use _WFI() for addressing the function? Also once we use _asm volatile ("wfi); isnt the...
Hi:
my sdk is about 96k,and i use 51822QFAC,but it's flash is 256K,(256K-88K)/2=84K,so it is not enough for me,how should i do,if i add a external flash is ok or do you...
