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...
When I open SES it says that it cannot detect any j-link so it asks me to buy license. But shouldn't my nrf52840 dk board have on-board j-link that SES should detect? I check...
Hi,
as I understand (and tried), in order to get low power consumption on the NRF91, I need to to get CONFIG_SERIAL=n.
However , I need the uart to be enabled (for short...
Hi - I am wondering what is the power optimal way to read/write with the TWI module. I do a tx and rx with the TWI interface. I have something like this, from the examples...
Hi,
We have just almost finished develop a product which used nrf52840 as a data hub, a wifi module connect to nrf52840 through uart, and baudrate set to 460800, and also...
Hi ,
I am using the example "ble_app_uart".
I enable uart while receiving data from nus handler and turn it off after transmitting.
After I mondified the code, it can...
When trying to write the bootloader hex file to the device with nRFgo Studio, the following error message is displayed.
[nrf52840_xxaa_s140.hex programming failed: This...
Hello
I'm using SDK 15.2 on nRF52 DK to test the ble_app_multirole_lesc example.
I downloaded the code to nRF52 DK to act as central.
I commented the scan_start() function...
I take bootloader_secure_ble example for pca10056 build it and use hex file to program using nRFGo Studio get error verification Failed. if i programmed with keil then load...
HI,
I'm having a problem when I use the function nrf_drv_twi_xfer. The function returns the error code NRF_SUCCESS, but using the event handler I notice that I'm receiving...
I am using nrf connect app on ios , the device is getitng on device mode but it is not showing DFU button on it , but it is working when using android app of it
And...
Dear all,
I am using SES, I have an application that relies on a softdevice. For it I developed a custom bootloader that DOES NOT rely on the softdevice and only transfers...
Hello, Nordic! I'm developing with a nRF52832, a bmi sensor and SES. I am starting with the BMI160 libraries on github and encountered some problems with the call of the i2c...
I am trying to implement a simple matrix 4X4 keypad. I have an issue in enabling gpiote events. I disable gpiote events when there is a row event and i scan the keys by turining...
Hello,
We were wondering under what conditions the SIM will reset. AT commands will give us activity on the SIM_CLK and and SIM_IO lines, we are looking to see activity...
