3D printing pen scheme development various 3D printing pen schemes mature scheme development3D printing pen scheme: the first and second generation schemes are shipped in large quantities. The charact
2021-11-29 175
GPS timing systemGPS, the application of global positioning system in navigation, is well known, but it also has a special purpose is accurate timing. The project we undertake is for aviation obstacle
2021-11-29 86
MCU development | PCBA | punch control boardWhen the motor speed is less than 10 times per minute, the nixie tube displays the current motor speed; When the speed is greater than 10 times per minute,
2021-11-27 93
Development of temperature and humidity display board controller PCBA single chip microcomputerFunction specification of temperature and humidity display panel1. Working voltage: 3.3vdc ~ 5VDC2. Rever
2021-11-27 103