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...
Hello, I am tryong to use to masters to communicate with two accelerometers.
Q1_ I found the following image from Nordic's website that shows SPI0 pins but there is no indication...
I have seen that the recommended method for switching between connectable and non-connectable advertising is:
sd_ble_gap_adv_stop() ...change advertising structures as needed...
I was given the source code to the nRF Toolbox DFU only app in order to implement its functionality within my own app. Using the nRF Connect app, I've connected to my hardware...
Hi all, I am trying to get my head around UART Flow control on Nordic nRF52. I cannot get it working... I have two nRF52840 dev boards (PCA10056) that I connected between...
Hi,
When I try to stop ADC sampling, the adc driver keeps on busy. The function nrf_drv_saadc_is_busy() keeps returning true.
I looked in other posts (like this one )...
Hi,
I'm new in Bluetooth an I want to try a "simple Project". I've connected 3 Peripherals (all nRF52832 Chips) with 1 Central (also a nRF52832 Chip) together.
With the...
Hi everyone, In the Power Management example, why the HFCLK still running when the uC is in sleep mode ? I see it in the HFCLK_STAT => State = 1 Shouldn't it be disable to...
Hello,
I have been using nRF development boards for a while, but recently I am currently unable to program my nRF52 development board, due to driver issues. The following...
I am trying to make TWI calls from an APP_TIMER event. However the TWI calls are failing. I can see that the twi message is sent on an oscilloscope, but the function never...
Hi,
I got the same error as the guy in this question: https://devzone.nordicsemi.com/f/nordic-q-a/26041/compiling-error-for-nrf51-development-dongle
I use another example...
Hi, I would like to use a nRF52 demo board, to test nRF BLE with a HX711 and screen. The nRF module is powered 3.3V but the HX711 and the screen are 5V powered. Is the bus...
Hello,
I am in the process of evaluating the '840's BLE and CryptoCell for a low power application. I am using a modified version of the ble_app_template example, with custom...
Hi guys,
I have custom MAC address that saved in the flash. I used the sd_ble_gap_address_set function to change the Mac address to my custom address.. I found out in phone...
Hello,
Is there any option in nrfjprog to force a Segger's JLink to power the target? I am able to turn the power-out feature on using JLinkExe buy I don't whether nrfjprog...
I refer to nRF52810 product specification v1.1 In all reference designs, C6 is N.C.
I would like to know why this is the case?
I would also like to know why it is included...
Hello,
I am using nRF52832 DK for my project which is to receive data from arduino and send it to a smartphone using BLE. My issue is that i make nRF52832 to enter Bootloader...
