If you've purchased the a pair (or more) of the NRF24L01+PA+LNA transceivers , there is a lot of old example code out there that does not work anymore (as of 2016) and this drove me nuts. The standard ...

SPI speed depends on the CPU frequency. STM32 does not work because it has various CPU frequencies. Sketch uses 3054 bytes (9%) of program storage space. Maximum is 32256 bytes. Global variables use ...

Abstract: Unmanned aerial vehicles (UAVs) have found numerous applications and are expected to bring fertile business opportunities in the next decade. Among various enabling technologies for UAVs, ...

Thermal printing is a non-impact printing method that uses heat to produce images or text on specially coated heat-sensitive paper, known as thermal paper. It prints by passing the thermal paper over ...

Abstract: In this paper, we analyze the working principle of an arduino. These days many people try to use the arduino because it makes things easier due to the ...