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...
I've modified the ble_app_uart example by adding GPIOTE so that the transmitter sends a character to the receiver when a GPIO pin is toggled. This part is working well.
...
Hi Nordic team,
I having problem understand TWI_INSTANCE_ID and what are usage of this configuration?
For example, if I were to use 2 different TWI hw port (SCL1,SDA1...
I am using a raspberry pi that is running a NUS service. The PacketList in Wireshark shows the advertising packets from the device, but the device is not showing up in the...
Hello, in sdk 15.2 there is an SES version of radio_test for pca10040, and within main.c, starting on line 121, there is reference to NRF52810_XXAA. Is this to understand...
Hello,
I am developing an application in which mesh client in some cases needs to send consecutive messages to the mesh server. I use a modified version of Simple On/Off...
Hi,
I am trying to modify the enocean switch example to send the commands from the switch to different devices connected in the mesh. Example shows that the a0, a1 control...
I'm trying to create more groups in mesh.We know that all the nodes(servers) are divided into two groups called ODD and EVEN,so I want to create more groups.
I have changed...
I posted recently ( https://devzone.nordicsemi.com/f/nordic-q-a/40381/interfacing-with-mcp4725-with-twi-registers ) and after editing the post, I can no longer access it ...
Hello, boss, I used twi read/write data from others device, I find a strange problem, When in no-blocking mode, mainly loop use "sd_app_evt_wait" TWI can't write data to others...
Hi, all. I have been going through the mesh examples and have been able to do the light switching, dimming etc examples and have used the RTT as well as physical buttons to...
Hello everyone,
My problem is the next one :
I bought a Nema 17 stepper motor (this one : https://www.pololu.com/product/2267 ) and it’s driver (this one : https://www...
It appears to be an error in the function signature `sd_ble_gatts_hvx()`.
Since the call is made via software interrupt, the const qualifier is cast away regardless.
So...
I am trying to implement the HAL interface for USB devices in Mbed for the nRF52840. Mbed is currently on nRF SDK14.2 so I may not have all the most recent bug fixes for the...
Hi,
I would like to run a different LWM2M client other than leshan LWM2M. Could you please answer me following questions:
i) Can i run any other LWM2M client written in...
Hello,
To improve the performance of SAADC, I would like to isolate the SAADC from the bad effect of DC/DC and RF.
I assume that SAADC has some noise because of DC/DC...
SDK 15.2's scanning module tries to connect to advertising peers that pass filter criteria when the nrf_ble_scan_init_t connect_if_match field is set true even when the advertisement...
