Smart presence sensor T19SMW
Description
Sensor has been designed to have 3 motion / distance sensors that couple together to give an accurate reading of the presence inside one room.
Specification
Modules used
Arduino Nano
ESP8266 ESP-12F Serial Port Module
Microwave Radar Detector Module RCWL-0516
HC-SR04 Distance Measuring Module
HC-SR501 Infrared PIR Motion Sensor Module
Bi-directional level converter 3V3 5V
IO config sheet
Arduino Nano
| Mapping
|
Arduino PIN
|
Pin Function
|
Serial Pin
|
PORT
|
Board pin name
|
|
Board pin name
|
PORT
|
ADC
|
Serial Pin
|
Arduino PIN
|
Mapping
|
|
|
1
|
|
TXD
|
PD1
|
TX1
|
VIN
|
|
|
|
|
5V
|
|
|
0
|
|
RXD
|
PD0
|
RX0
|
GND
|
|
|
|
|
GND
|
|
|
|
|
|
PC6
|
RST
|
RST
|
PC6
|
|
|
|
|
|
|
|
|
|
|
GND
|
5V
|
|
|
|
|
|
|
|
2
|
INT0
|
|
PD2
|
D2
|
A7
|
|
ADC7
|
|
A7
|
|
|
|
3
|
OC2B / INT1
|
|
PD3
|
D3
|
A6
|
|
ADC6
|
|
A6
|
|
|
|
4
|
XCK / T0
|
|
PD4
|
D4
|
A5
|
PC5
|
ADC5
|
SCL
|
19 A5
|
HV1_SCL
|
| PIR-SIG
|
5
|
OC0B / T1
|
|
PD5
|
D5
|
A4
|
PC4
|
ADC4
|
SDA
|
18 A4
|
HV2_SDA
|
|
|
6
|
OC0A / AIN0
|
|
PD6
|
D6
|
A3
|
PC3
|
ADC3
|
|
17 A3
|
|
|
|
7
|
AIN1
|
|
PD7
|
D7
|
A2
|
PC2
|
ADC2
|
|
16 A2
|
|
|
|
8
|
ICP1 / CLKO
|
|
PB0
|
D8
|
A1
|
PC1
|
ADC1
|
|
15 A1
|
|
|
|
9
|
OC1A
|
|
PB1
|
D9
|
A0
|
PC0
|
ADC0
|
|
14 A0
|
|
|
|
10
|
OC1B
|
~SS
|
PB2
|
D10
|
REF
|
|
AREF
|
|
|
|
|
|
11
|
OC2
|
MOSI
|
PB3
|
D11
|
3V3
|
|
|
|
|
|
| ECHO
|
12
|
|
MISO
|
PB4
|
D12
|
D13
|
PB5
|
|
SCK
|
13
|
TRIG
|
| To edit table: File:Arduino-nano.tgn
|
HC-SR04
| HC-SR04 Distance Measuring
|
Pin
|
Mapping
|
| VCC
|
POWER_IN
|
| Trig
|
TRIG
|
| Echo
|
ECHO
|
| GND
|
GND
|
| To edit table: File:HC-SR04.tgn
|
ESP8266-12
| Mapping
|
ADC
|
Serial
|
Pin
|
 ESP8266-12
|
Pin
|
Serial
|
Mapping
|
|
|
|
|
RESET
|
D1
|
TX0
|
|
|
|
ADC
|
|
ADC
|
D3
|
RX0
|
|
|
|
|
|
CHPD
|
D5
|
SCL
|
LV1
|
|
|
|
|
D16
|
D4
|
SDA
|
LV2
|
| LV4
|
|
SCK
|
D14
|
D0
|
|
|
|
|
|
MISO
|
D12
|
D2
|
TX1
|
RADAR-SIG
|
|
|
|
RX0* / MOSI
|
D13
|
D15
|
SS /TX0*
|
|
| 3V3
|
|
|
VCC
|
GND
|
|
GND
|
| To edit table: File:ESP8266-12.tgn
|
Level Shifter
| Mapping
|
Pin
|
|
Pin
|
Mapping
|
| HV4
|
HV4
|
LV4
|
LV4
|
|
|
HV3
|
LV3
|
|
| GND
|
GND
|
GND
|
GND
|
| POWER_IN
|
HV
|
LV
|
3V3
|
| HV2
|
HV2
|
LV2
|
LV2
|
| HV1
|
HV1
|
LV1
|
LV1
|
| To edit table: File:Lvl-shifter-mosfet.tgn
|
