IOT ENVIRONMENT MONITORING Project circuit diagram

1. D7
14
D6
13
D5
12
D4
11
D3
10
D2
9
D1
8
D0
7
E
6
RW
5
RS
4
VSS
1
VDD
2
VEE
3
LCD1
LM016L
ANALOG IN
ATMEGA328P-PU
1121
Reset BTN
ON
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PD0/RXD
PD1/TXD
PD2/INT0
~
PD3/INT1/OC2B
PD4/T0/XCK
~
PD5/T1/OC0B
~
PD7/AIN1
PC5/ADC5/SCL
PC4/ADC4/SDA
PC3/ADC3
PC2/ADC2
PC1/ADC1
PC0/ADC0
RESET
PB0/ICP1/CLKO
~
PB1/OC1A
~
PB2/OC1B
~
PB3/MOSI/OC2A
PD7/AIN1
PB4/MISO
PB5/SCK
AREF
0
1
2
3
4
5
6
7
8
9
10
11
12
13
A5
A4
A3
A2
A1
A0
ARD1
ARDUINO UNO
40.0
3
1
VOUT
2
U1
TMP36
RV2
1k
98%
RV1
1k
L1
27uH
C1
100u
+88.8
Volts
Vcc
A0 GND
Test
pH
Meter
V1.0
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80
27
%RH
>
°C
DATA
2
VDD
1
GND
4
U2
DHT11
R1
PULLUP
RXD
RTS
TXD
CTS
Water
Sensor
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TestPin
+
S
-
WATER1
WATER SENSOR
44%
RV3
1k
C2
100u
L2
27nH
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Vcc OUT GND
TestPin
MQ-2
GAS1
MQ-2 GAS SENSOR
95%
RV
1k
D1
LED-GREEN
D2
LED-BIRY
BUZ1
BUZZER