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 ,
I tried to upload the application firmware using OTA service through MCP, I successfully get connected and the transferring of application hex file also gets successfully...
Hi Guys,
once again, I have strange behavior of my code.
In my code I try in loop after ble_event received change PWM from 0 to 255 for my motor device. In debug logs...
Dear,
Please, could help me ?
My knowledge in RF is basic.
I am developing a system to use 8 RF channels (nRF24L01 +) simultaneously.
I'm using Balum 2450BM14A0002...
Hi,
I’ve just ordered a few nrf51822 (from seedstudio ) and waiting for them to arrive.
They come preloaded with SoftDevice 6.0 or 7.0. with a pre-flashed OTA boot loader...
Hello, I am trying to connect a Nexus 6p running Android 6.0 to the NRF52 dev board. I have tried numerous ble examples in the SDK, but nothing ever appears in the nRF Master...
So if I start a program in debug mode some zero-inited static variables are non-zero.
ldr r1, =__etext
ldr r2, =__data_start__
ldr r3, =__data_end__
subs r3, r2...
I'm attempting to use the app_trace module. I've set it up as follows:
int main(void)
{
// Setup tracing. Also sets up UART.
app_trace_init();
app_trace_log(...
Hello,
I know that this question has been asked a few times, but I am a little desperate after trying to get debug logging over the Virtual COM Port to work. Here are the...
Hi,
I've recently got some brand new nRF51 Dongle, and used nRF51 DK. The problem is that DK is not recognized by mine PC. There's actually some example program (heart...
Is that bad to call RTT functions if there is no SEGGER connected?
I mean, if there is no RTT viewer connected, what the RTT library does with the message to transmit?...
Sorry for bothering you, but my nRf doesn't send anything at all, i check fifo_status reg, put data in TX fifo, then set CE pin four about 25 us, clear CE pin and check fifo_status...
Hello I saw a Nordic presentation where they state that the plugin for nrf51 can export services from Bluetooth Developer Studio for nrf52 but when I include the generated...
Hello,
I have enough experience for ARM MCUs but I am newbie to BLE technology.
I am thinking of a project about using NRF51822 beacon to unlock door when in range.
I am...
Ok, so please bear with me as I'm quite a greenhorn both in embedded world as in nRF series chips. My aim is to understand how deep sleep works. I might use wrong terminology...