Dobrica Pavlinušić's random unstructured stuff
DSM501A: Revision 6
{file: EF10016-DSM501[1].pdf}
5V, 90mA 1 minute stabilization after power up sum time of low (0.7v) for measurement interval, divide by time ^ PINOUT I/O DESCRIPTION | Pin number | Pin name | Description | | #1 | Control | Vout 1 control | | #2 | Vout 2 | Vout 2 output factory calibrated PWM output for density of particles over 1 �m. | | #3 | Vcc | Positive power supply DC 5V | | #4 | Vout 1 | Vout 1 output (PWM) | | #5 | GND | Ground | {image: dms501-5pins.png} ^^ control pin 1 resistor between pin 1 and ground (square pin on board) to control vout 1 output (pin 4) | Resistor value | Description | | open | Preset sensitivity (over 2.5 �m) | | 47K | Half sensitivity (over 1.75 �m) | | 18.2K | Equal sensitivity of Vout 2 (over 1 �m) | |