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You can also use our relay boards to control the lock from an Arduino
one for primary and another for backup
If the CPD clock is pulsed while CPU is held HIGH
Dimensions: 60mm × 40mm
how many batteries is not affected
Linear Hall Magnetic Sensor KY-035 Expander Breakout You can also use ourIntroduction : KY 035 is a hall magnetic sensor module that houses an AH49E linear hall effect device that is operated with the help of a magnetic source. The module varies the output voltage, which is generally set by the input supply voltage and varies in proportion to the strength of the magnetic field around the sensor. Pin Configuration of KY 035 Below is the pin configuration of the KY 035 magnetic sensor. This pin configuration can be used when