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.
5. DHT22 click
™
board schematic
8. Support
7. Code examples
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!
Once you have done all the necessary
preparations, it’s time to get your click
™
board
up and running. We have provided examples
for mikroC
™
, mikroBasic
™
and mikroPascal
™
compilers on our Libstock website. Just
download them and you are ready to start.
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.
6. Jumpers
R1
2K2
LD1
AN
RST
CS
SCK
MOSI
MISO
+3.3V
GND
PWM
INT
RX
TX
SCL
SDA
+5V
GND
MIKROBUS DEVICE CONN.
SDA
J1
C1
100nF
GND
VD
D
SD
A
N
C
G
N
D
AM2302
VCC
VCC
VCC
VCC
R2
4K7
VCC
J2
SDA
SDA1
SDA2
SDA1
SDA2
R3
0R
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