[uart - Copy.rar](/a master _error.png ttachment/3cc01f5e2484d2b0f33e62befd3e6a62)
hello there
I am interfacing master nrf51 dk with nxp's slave lpc11u24
(1) my main...
It is good practice to prefix the includes from one's C libraries with a directory so that they are all part of the same 'include namespace'. Unfortunately the Nordic SDK...
Hi, is there an available developer in my tri-state area of Minnesota, N. Dakota, or S. Dakota? Please call me if you are available for a project for hire. The developer should...
I'm trying to design a very low power sensor that takes readings using ADC and SPI 200 times a second. I'm a bit worried by the current EasyDMA uses (1.1mA). As far as I can...
Hi, I am working on a project where I want to make one nrf51288 chip as central hub and connect that to a android phone and other salve nrf51288 .
idea similar to this: ...
Hi,
I have a code programming the nRF51422 development board to write to a Sharp Memory 96x96 pixel LCD screen using SPI.
Currently the code writes two numbers and a...
Hi, everyone,
I am pretty new to nRF52 development. Right now,I want to turn SAADC off at low power and turn it back on when wake up, but after nrfx_saadc_uninit(); When...
I am configuring the ANT+ scan on two separate channels with the following parameters:
ROMDATA_T ant_search_config_t aprfant_dynastream_search_config = { .channel_number...
Hello,
I am currently evaluating Nordic Thingy 52. I am planning to receive the sensor data on my custom BLE application (will be written in C using libbluetooth) running...
Hi
Attached is my pcb file. I select nrf52805_caaa, Can you help me check the pcb file? maybe the pcb is something wrong. I can download hex ,but can not debug it , when...
*** SOLVED PARTIALLY ***
Hello again,
I solved my problem partially, the part that reads accelerometer value and transmit BLE advertising data as beacon works fine.
...
Hi,
I want to use a MPU6050 sensor with my nrf52832 board.
I connected the SDA and SCL pins of my sensor board with the pins P0.26 and P0.27 of my nrf52832 board, respectively...
Hello. I'm working with multilink example and I've got some problem. I want to send data to specific peer device, but after restart central or one of the peer, they reconnects...
Hi. I have a problem with Segger Embedded Studio. I always get more than 100% of RAM usage when building project on SES, even if examples projects from SDK . Anyone know what...
Hello, I have the following question. I'm trying to program my firmware via DFU Bootloader and nRF Connect (smartphone). That works perfectly with the test board SparkFun...
Hi,
I am using the two units talking with each other for the BLE uart.
One is running with the example ble_app_uart_c_central. The other is running with the ble_app_uart_peripheral...
Hi, After updating my nrfConnect to 3.6.1, I had issues using my J-link being unrecognized in the programmer app. The J-link I'm using is part of a Silicon Labs Dev Kit, checking...
Hi, I was wondering if there are any problems with connecting VDD to an external power supply when using nrf52840 in the high voltage mode? I would like to connect VDDH to...
Dears,
1.I want to know when working at USB CDC mode, what's the phy rate could be supported? And what's real rate is it？
2.Could customer customized their private protocol...
Hi,
I've read that highly secured IoT devices have a hardware root of trust. One very important feature of it is a private identity keys to prove identities for mutual authentication...
Hi,
I noticed at least using pwr_mgmt we are calling two times nrf_pwr_mgmt_run for every interrupts ! All interrupt seems to be triggered twice ! Or wakes from idle state...
