Web Project: IOT Light Monitoring

IOT Light Monitoring adalah projek yang memantau bacaan temperature dan light dalam unit Lux di persekitaran cahaya. Paparan bacaan nya boleh dilihat di http://shahrulnizam.com/iot/light.php.

Skematik ini mempunyai dua bahagian iaitu bahagian RS485 Master dan RS485 Sensor.

Schematic RS485 Master

Schematic RS485 Sensor

PCB komponen layout nya adalah seperti berikut.

PCB RS485 Master

PCB RS485 Sensor

Senarai komponen projek ESPresso IOT Light Monitoring seperti berikut.
No Component Label Unit
1 049 PCB ESPresso RS485 (76mm X 32mm) PCB 1
2 062 PCB Arduino RS485 Sensor (66mm X 37mm) PCB 2
3 Capacitor SMD1206 0.1uF C5 2
4 Capacitor SMD1206 10uF C1-C2 6
5 Capacitor SMD1206 22pF C3-C4 4
6 Crystal SMD 16MHz XTAL 2
7 Diode SMD1206 1N4001 D1 3
8 ESPresso Lite V2.0 ESPresso 1
9 IC ATMEGA328P-AU TQFP ATMEGA328 2
10 IC MAX485 SOIC MAX485 3
11 KF2EDGK 5.08mm Right-Angle Terminal Connector 1X2 PWR 2
12 KF2EDGK 5.08mm Right-Angle Terminal Connector 1X2 RS485 2
13 KF2EDGR 5.08mm Right-Angle Terminal Connector 1X2 PWR 2
14 KF2EDGR 5.08mm Right-Angle Terminal Connector 1X2 RS485 2
15 OLED ESPresso 1
16 Resistor SMD1206 0.125W 10K R1-R3 9
17 Resistor SMD1206 0.125W 10K R7 2
18 Resistor SMD1206 0.125W 120 R5 3
19 Resistor SMD1206 0.125W 20K R4, R6 6
20 Resistor SMD1206 0.25W 1K R8 1
21 Sensor BH1750 LUX 1
22 Sensor DHT22 without module DHT 1
23 Terminal Block 2 Way DC 1
24 Terminal Block 2 Way RS485 1
25 Voltage Regulator 5V SOT223 7805 3

Harga projek ESPresso IOT Light Monitoring adalah RM600 tidak termasuk bantuan teknikal. Di bawah adalah cara projek ini berfungsi.

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