i set up an coap/iot environment and but i was getting error while compiling code for adc i followed steps from this post devzone.nordicsemi.com/.../ here is the problem
Hi all,
I've developed a broadband vibration energy harvester that is able to pick up uW of energy from just a couple Hz all the way to 150Hz. I'm currently looking for...
We use SDK12.10 Main.c (d:\nordic\5142xx\software\org-sdk12.1\nrf5_sdk_12.1.0_0d23e2a\examples\ble_central_and_peripheral\experimental\ble_app_hrs_rscs_relay.
My question...
Solved: Well, turns out delay and SCK doesnt work well together haha. I imagined the sck signal to be a background thread of some sort. I was wrong.
Hi guys,
at the...
Hi
Im looking for a developer in Denmark to discuss ble technology with. Im trying to get better to understand the technology, because i have some ideas involving beacons...
This system does not work if I enable the third Pipe (Pipe2) .
The system is working without any problem as one RX and two TX (Pipe0 and Pipe1).
The problem on enabling...
Hello,
i have read if not all posts about writing to FLASH while using BLE. But could not find the desirable method.
What i would like to do is to write to flash from...
Can someone tell me how the DETECT signal works in the nRF52840?
This version of the nrf52 has 2 GPIO ports.
Does that mean there are 2 DETECT signals? or is there still...
Hello, I'm using the nrf UART 2.0 app with nrf51822 and I'm wondering how a line of characters is sent using this app. For example if I write 'abcdefg' does the BLE receive...
Hello everybody, I'm new to the Nordic system and the nRF52. I'm trying to become familiar with the board and I want to be able to read different 4 input pins, each one attached...
I am using Segger embedded studio 3.1 with SD132 2.0.0 and a nRF52832QFAAB0.
I have verified that I am compiling against the correct header files. This service number for...
Hi, even if I set hal_nrf_enable_ack_payload(false) on the sender (and receiver), the receiver still sends back an ACK which i can detect in the NRF_ISR(). is this normal...
Hello,
I have a pca10028 and I am wondering if I can use it also to flash nrf52 boards.
I quickly tried with rknrfgo on mac to wipe a custom board based on nRF52832 and...
Hello.
I decided to use an external solution for RTC.
Sometimes the RTC chip offers an buffered 32.768KHz output.
Can I use this output to supply the 32.768KHz to the nRF52832...
I have set up raspberry pi 3 as a border router and programmed the the nrf51422 using the iot_ipv6_coap_server_pca10028 and could successfully switch on and off led3 and led4...
Hi all,
I am trying to count the positive edges of a 3.5MHz signal with GPIOTE, PPI and the TIMER1. Unfortunately i can only measure to frequencies up to a little more...
Hai
i am using mbed to program my nrf5188. now i am using securityManager to implement a bonding between central and peripheral. now i need to know when a device is connected...
Hi,
In my code, I have not started the HF clock. I call the ble_stack_init where "SOFTDEVICE_HANDLER_INIT(NRF_CLOCK_LFCLKSRC_XTAL_20_PPM, NULL);" is called. Which HF clock...
Hi, all.
I tested ble_app_uart in example directory by PCA10040 board.
The ble_app_uart includes "printf("\r\nUART Start!\r\n");" and "UART Start!" cames out on the putty...
I have a scenario where I have multiple peripherals (nRF52) and multiple centrals (cell phone).
The user is going to use only one central with only one peripheral together...
Hello
In case a connection is disconnected locally by calling sd_ble_gap_disconnect(), no BLE_GAP_EVT_DISCONNECTED is fired even though the sd_ble_gap_disconnect() function...
Hello, I'm trying to optimize power on HID Keyboard app.
This post was helpfull but yet some questions remains.
If I use several services, and want central to be abble...
