Wireless temperature and humidity weather forecast schemeProduct features:1. Typical working voltage: 3.0V2. LCD parameters: 1 / 3 bias, 1 / 8 duty; Driving voltage 4.5V3. The relatively simplified ci
2021-11-26 hongling
Wireless thermometer and radio clock chip schemeProduct features:1. Typical working voltage: 3.0V2. LCD parameters: 1 / 3 bias, 1 / 7 duty; Driving voltage 4.5V3. The relatively simplified circuit sav
2021-11-26 hongling
Intelligent induction automatic trash canAutomatic on / off of human infrared induction electric driveThe inductive trash can control board is an intelligent non-contact switch, which uses the princip
2021-11-26
Smlz mobile power scheme overview:Mobile power pack (MPP), also known as charging treasure, travel charger, etc. The utility model relates to a portable charger integrating power supply and charging f
2021-11-26 admin