Or is there any LCD you could suggest that doesn't need that much code? Simple numeric 2rows would be enough. Want to use it with the nRF51-DK to display some measured valued...
I would like to develop my own central device to communicate with the RedBear Arduino shield. The RB device uses a from of UART communications to send data to/from Android...
I was wanting to use a nRF24L01 with a breadboard but its pin-out didn't allow it. A solution then occurred to me based on parts at hand. I wrote it up with instructions and...
Hello. Can I get a literature to the nRF51 series?
I need a full abstraction of the nRF51, like a book or other information, it's structure schematic of build-in modules...
hts, HTC phone, nrf tools HTM, nrf51822,
every time when it's power up :
the once connect: error code 0x7A cann't read characteristic and 0x14 state change.
the second...
Our company needs wireless temperature sensors (can be externally powered or battery operated) and transceiver with 4 channel analog outputs. It has to be finished product...
I am toggling Value of slave through a button on nrf51822ek .This Value is displayed on MCP of dongle, but i have to get this value on terminal to send it to pi then through...
I have configured the dev kit by cutting the SB9 bridge. I am powering the device from the J2 USB port on the DK. I have not bridged SB12 or SB11 as I am powering the device...
Hello all,
I am experiencing a ~5uA oscillation (between 5uA and 10uA) in sleep mode, DC/DC converter enabled, no RAM retention. The total current is of the entire system...
i am working with jlink segger edu, in a custom board, it dont have swd TX, RX pins connected, only jtag pins. I Need to see if my gps conected throw uart is working or not...
I configured the pca63519-sr3_nrf52832_shield to fit on my board (actually disabled all peripherals, only the bluetooth protocol part), but found that the modified code could...
Hello! I wrote about the details in topic 66156 , but they did not answer me, because this question is already different from the original one. The drv_rtc.c library has this...
HI,
I have been facing a few issues with the BLE custom service, I am looking to create a Pedo meter service which displays step count information received from the sensor...
Hi Guys,
We have designed a custom board which is using BMD350.
Our application requires using the BMD350 in beacon mode and then going to sleep in low power.
We have...
I can listen for radio inactive event according to this post https://devzone.nordicsemi.com/f/nordic-q-a/9137/change-advertising-every-time-event but I am scanning at the...
Hi everyone,
I want to assign the DEVICEID to System ID characteristic (which is under Device Information Service). DEVICEID is a 64bit and I found that I could assign this...
Hello,
I am developing a sensor like a beacon. I want to measure the distance from the node. I record the RSSI sample for a few seconds and average it to stabilize the value...
Hi,
Can anyone confirm the advert sent in the attached is not corrupted in anyway? as I seem unable to scan my device with anything other then nRFConnect.
The Bluetooth...
Hello,
I found some some threads on similar questions but none answered mine, so here it is:
I try to use UART between nrf52840 and another chip. When the other chip resets...
Hello,
I wanted to replicate and build the LED Button Service using my own custom service. I used the template BLE project as a starting point.
I'm working on a characteristic...
Hi, I'm working on the MSC USB example with the nrf52840-dk.
I'm using only the SD card interface, I've disabled the others.
I've noticed that the interface is quite slow...
Hello,
I'm trying to modify example ble_app_blinky from SDK17.0.0. I need external interrupt. But when I try to integrate two functions "static void gpio_init(void)" and...
