Smart Therometer NodeMCU Client

This is the client software that runs on NodeMCU
For the server, look at this repo

Variants

A Variant (with TFT & Touch screen)
- With register card support
B Variant (LCD screen only) (#define LCD for B Variant)
- Cheaper, smaller solution

Libraries

MFRC522 by GithubCommunity
WifiManager by tzapu
Adafruit ILI9341
XPT2046_Touchscreen
ArduinoJson
Adafruit MLX90614 Library
APDS-9930
LiquidCrystal-I2C

Library Modifications

APDS9930/src/APDS9930.h:
- Change #define DEFAULT_PGAIN from PGAIN_8X to PGAIN_1X

Hardware

NodeMCU (ESP8266)
RFID Scanner: MFRC522
Temperature Sensor: GY-906 (MLX90614)
Proximity Sensor: APDS-9930
Buzzer
Screen:
- A Variant: ILI9341 2.4' TFT with XPT2046 touch screen
- B Variant: LCD1602A with I2C adapter board

Pins

NodeMCU	MFRC522	MLX90614	APDS9930	Buzzer	ILI9341 w/ XPT2046	LCD1602 I2C
D0					T_CS
D1 (I2C SCL)		SCL	SCL			SCL
D2 (I2C SDA)		SDA	SDA			SDA
D3			INT
D4	NSS (CS)				DC
D5 (SPI SCK)	SCK				SCK, T_CLK
D6 (SPI MISO)	MISO				SDO(MISO), T_DO
D7 (SPI MOSI)	MOSI				SDI(MOSI), T_DIN
D8				+
SD3					CS
RST	RST				RESET
3V3	VCC	VCC	VCC, VL		VCC, LED	VCC
GND	GND	GND	GND	-	GND	GND, LCD1602: K
Vin (5V)						LCD1602: VDD, A