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 am using a lithium polymer 4.2V battery to power an nRF51822 (as a side note the power goes through a voltage regulator before going to Vdd). I want to be able to check...
When calling app_sched_event_put() no check is done whether the exact same record (same data, length and function pointer) already exists in the queue. We have setup where...
Hello,
I've tried to implement a custom service with a custom chacteristic, that shows the values per notification in the MCP (Master Control Panel) in percentage.
I played...
Hi,
I am using NRF24L01 module and I would like to transmit I2S signal through this module. I used SGTL 5000 audio shield for converting audio signal from microphone to...
Hi,
I'd like to determine the cause of a watchdog reset. I was hoping to utilize the WDT event handler (passed in to nrf_drv_wdt_init() ) to record the PC of the application...
I am trying to get the S132 Central Multilink example to run with 20 peripherals instead of 8. So far, I have made the following modifications:
In sdk_config:
Increased...
I wonder about the accuracy specifications in chapter 9 of the ppk user guide. It says +-20% of readout on average value. Is this only the calculated average of the python...
Using S130 to request notifications of radio activity as:
fails with NRF_ERROR_INVALID_PARAM.
Is there a reason this combination is disallowed? The use case for it is...
I would like to add the UART part to my application. But I will get these errors:
..........\components\libraries\uart\app_uart_fifo.c(109): error: #20: identifier "UART0_CONFIG_PSEL_TXD...
I am working on an automation project wherein I have to integrate ESP8266 with nRF51SDK. So, I want to serially send and receive strings over a physical UART connection, not...
Hello All
For our project we are using teensy3.6 as our main micro controller unit and NRF24L01 as RF transmission device.
Our project include mainly 2 parts
1) Data...
Hi. I've encountered a problem with some of my nrf24le1 chip (near every 5th piece) - current in deep sleep mode is very high (30-80 uA), if i change it to another chip, then...
Does the ui depend on the app design(nrf connect app) or on writing data in the characteristics. For the predifined i am getting a switch but for the one i added i have to...
Dear sir,
Sir I am trying to send an array of 40 values via nrf51422 to your andriod app "BLE SCANNER" by using the function "ble_nus_string_send ". But it is sending only...
I've tried ble_app_uart, nrf_serial.c etc. and none seems satisfactory.
I can write to the logger logger/uart during DEBUG, but it doesn't seem to succeed in RUN.
Question...
