mikroElektronika click DHT22 Manual page 2

5. DHT22 click board schematic
™
AM2302
VCC VCC
C1
R3
100nF
0R
GND
MikroElektronika assumes no responsibility or liability for any errors or inaccuracies that may appear in the present document.
Specification and information contained in the present schematic are subject to change at any time without notice. Copyright © 2014 MikroElektronika. All rights reserved.
VCC VCC
R2
4K7
SDA SDA1
SDA1
SDA
SDA2
MIKROBUS DEVICE CONN.
J2
J1
AN PWM
SDA2
RST INT
CS TX
SCK RX
SCL
MISO
SDA
MOSI
+3.3V +5V
GND GND
6. Jumpers
DHT22 click has two jumpers (zero ohm
™
resistors). SDA SEL lets you select either CS
(SDA1) or INT (SDA2) for outputting the one
wire signal. The PWER SEL jumper is for
choosing between 3.3 and 5V power supplies.
VCC
7. Code examples
R1
Once you have done all the necessary
2K2
preparations, it's time to get your click
up and running. We have provided examples
for mikroC , mikroBasic
™
LD1
compilers on our Libstock website. Just
download them and you are ready to start.
8. Support
MikroElektronika offers free tech support
(www.mikroe.com/support) until the end
of the product's lifetime, so if something
goes wrong, we're ready and willing to help!
board
™
and mikroPascal
™ ™
.com