PC (W9x..XP) interface
for SHT11 humidity sensor
50 sensors 1-wire network
side of the scheme shows connections between MAX233 and serial
(com 1 or 2) with shielded serial cable.
According to RS232 specs a length of 15 m is possible.
Parts: 2 diodes (1N4148), 1 resistor (10K), 1capacitor (1uF, 6.3V)
Software (CRC included):here
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