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...
In the nrf51 series reference manual section 12.1.9 it states that there is hardware protection that prevents write instructions from being executed and that there is more...
Hi,
I'm trying to discovery the content of a vendor specific GATT service.
So far I'm receiving the BLE_DB_DISCOVERY_COMPLETE event and I'm able to see that I got 4 entries...
Hello,
I have a BLE Nano (nRF51822) and I want to develop an app which will find all BLE devices around (MAC addresses and RSSI) and send it by UART/SPI . I've used nRF...
Hi.
I'm using nRF51822AC, S130.
I made source code for RF test as below.
NRF_RADIO->SHORTS = 0;
NRF_RADIO->EVENTS_DISABLED = 0;
NRF_RADIO->TEST = 0;
NRF_RADIO->TASKS_DISABLE...
I tried MQTT subscriber example code, it compiles and loads successfully but it doesn't show the LED lights accordingly as I press the buttons, meaning that MQTT state is...
I am using S130, and I try to write an very simple program, when I push button_1 then it read ADC and print it our by UART.
So, write a "nrf_drv_adc_buffer_convert" code...
I connect to nrf51 DK board and PC using USB. I used RTT Viewer to see RTT log output.
But when I try to compile and download from keil to the board, I got several WARNING...
All,
Can anyone tell me what is the fastest time that a ble SD (5.x / 6.x) running on an nRF51 can (re)start advertising from a disconnect. Basically looking to do an ...
I am not able to connect Garmin Edge or SimulANT to nRF51-DK. Neither sensor nor receiver seems to work. Just looks like there is no RF.
Examples tried:
power_only_sensor...
Dear Sir,
Here I test the ble_peripheral example "ble_app_uart" (Softdevice 8.0) with Kail MDK ARM 5.20 environemt on the PAC10028A board.
I found it's not stable and...
Hi,
I'm having trouble increasing frequency of data TX using ble_app_hrs example on PCA10028.
I tried to increase the TX frequency of heartrate data to 100ms by configuring...
It seems that the nRF52 Development Kit mis-handles extended hex records. If it has type "04" records (extended linear address), it works OK, but if it has type "02" records...
We have an optical measurement system where we need to pulse LED and sample a phototransistor precisely during the LED pulse. The rate of sampling is 1 kHz and we plan to...
