ArduLink - Modular Plug and Play Shield

ArduLink enables a modular plug and play approach for enthusiast to design and develop applications as suits their end goal. It is a tool that provides the ability to develop applications faster without worrying about hardware components.

Simplifying projects using ArduLink Shield

Project 1: LED Pattern

Project 2: Play Buzzer Tone

Project 3: Control LED using Push Button

Project 4: Ambient Light

Project 5: Ambient Temperature and Humidity Monitoring

Project 6: Soil Moisture Monitoring

Project 7: Gas Monitoring

Project 8: Temperature Monitoring - OneWire

Project 9: Real-Time Clock

Project 10: Measurement Ruler

Project 11: Disco Dancer

Project 12: Face Animation using OLED Display

Project 13: SD Card Data Logger

Project 14: DAC Signal Generator

Project 15: Temperature and Humidity OLED Gage

Project 16: Bluetooth LED Control

Project 17: Weather Station

Project 18: Agricultural Monitoring

You can do many more projects using this modular approach of having a plug & play system, making it a truly extensible system.

Features and Specifications:

Inputs:

1. Temperature & Humidity: DHT11/22/21 - DHT11 Humidity & Temperature Sensor

• Operating Voltage: 3.5V to 5.5V
• Operating current: 0.3mA (measuring) 60uA (standby)
• Output: Serial data
• Temperature Range: -40°C to 80°C
• Humidity Range: 0% to 100%
• Resolution: Temperature and Humidity both are 16-bit
• Accuracy: ±0.5°C and ±1%

2. OneWire Temperature: DS18B20 - DS18B20 - Programmable Resolution 1-Wire Digital Thermometer

• Unique 1-Wire® Interface Requires Only One Port Pin for Communication
• Reduce Component Count with Integrated Temperature Sensor and EEPROM
• Measures Temperatures from -55°C to +125°C (-67°F to +257°F)
• ±0.5°C Accuracy from -10°C to +85°C
• Programmable Resolution from 9 Bits to 12 Bits

3. Light: TEMT6000 - temt6000.pdf

• High photo sensitivity
• Adapted to human eye responsivity
• Angle of half sensitivity: j = ± 60°
• It is sensitive to visible light, much like the human eye
• Peak sensitivity at 570 nm

4. Push Button: SPST 4.5mm SMD Tactile Switch - KH-4.5X4.5X4.3H-STM | Shenzhen Kinghelm Elec | Tactile Switches | JLCPCB

• Power Rating: MAX 50mA 12V DC
• Operating Temperature Range: -20 to +70 ℃
• Storage Temperature Range: -20 to +70 ℃
• Operating Force: 2.55±0.69 N

5. Ultrasonic Device: HC-SR04 -HC-SR04

• Operating voltage: +5V
• Theoretical Measuring Distance: 2cm to 400cm
• Practical Measuring Distance: 2cm to 80cm
• Accuracy: 3mm
• Measuring angle covered: 15°
• Operating Current: 15mA
• Operating Frequency: 40Hz
• Trigger Input Signal 10uS TTL pulse

6. Gas Sensor: MQ7 - MQ-7.doc

• Operating voltage: +5V
• Heating time (high): 60 ± 1 second
• Heating time (low): 90 ± 1 seconds
• Operating Temperature Range: -20 to +50 ℃
• Storage Temperature Range: -20 to +50 ℃
• Relative humidity: Less than 95% RH
• Oxygen Concentration: 21% (standard condition) - Min val is over 2%
• Detecting Range: 20ppm - 2000ppm carbon monoxide

7. Moisture Sensor: SEN0193 -Microsoft Word - Extruder 50mm Fan

• Operating Voltage: 3.3V to 5.5 VDC ·
• Operating Current: 5mA
• Operating Temperature range: -10 to +50 ℃

8. Real Time Clock: DS3231 - DS3231.pdf

• Highly Accurate RTC Completely Manages All Timekeeping Functions
• Accuracy ±2ppm from 0°C to +40°C
• Accuracy ±3.5ppm from -40°C to +85°C
• Digital Temp. Sensor Output: ±3°C Accuracy
• Simple Serial Interface Connects to Most Microcontrollers
• Fast (400kHz) I2C Interface
• Low Power Operation Extends Battery-Backup Run Time
• Operating voltage: 3.3V to 5V
• Operating Temperature Ranges: Commercial (0°C to +70°C) and Industrial (-40°C to +85°C)

Outputs:

1. Piezo Buzzer:

• 80dB external drive
• Resonance frequency: 4KHz sound
• Max Input Voltage(Vp-p): 30 3
• Capacitance at 1000Hz (nF): 12±30% 4
• Current Consumption (mA): ≤3at4.0KHz SquareWave5Vp-p
• Operating Temperature(℃): -20 to +80
• Storage Temperature(℃): -30 to +80

2. RGB LED: WS2812B - Feature

• Intelligent reverse connect protection
• The control circuit and RGB chip are integrated into a single package of 5050
• Built-in electric reset circuit and power lost reset circuit
• Primary color can achieve 256 brightness display, completed 16777216 color full color display, scan frequency not less than 400Hz/s
• Data at speed of 800Kbps

3. OLED Display: SSD1306 - SSD1780

• Resolution: 128 X 64 dot matrix panel
• Operating Voltage: (Vdd = 1.65 to 3.3V for IC Logic) & (7V to 15V for Panel)
• Maximum source current: 100uA
• Maximum sink current: 15mA

256-step contrast brightness current control

• SRAM display buffer
• I2C Interface
• Operating Temperature: -40 to +85 ℃
• Programmable Frame Rate and Multiplexing Ratio
• Row & Column Re-mapping

4. Digital to Analog Converter: MCP4725 - 12-Bit Digital-to-Analog Converter with EEPROM Memory

• Resolution: 12-Bit
• OnBoard EEPROM Non-volatile memory
• I2C Interface: Standard (10oKbps), Fast (400Kbps) & High Speed (3.4Mbps)
• Operating Temperature: -40 to +125 ℃
• Low power consumption with fast settling time (6us)
• Operating voltage: 2.7V to 5.5V

Connectivity:

1. Bluetooth: HC-05 Module - HC-05 Datasheet.pdf

• Receiver Sensitivity: -80dBm
• Maximum Transmit Power: ++4dBm
• UART Interface Speed Support: 9600, 19200, 38400, 57600, 115200, 230400, 460800
• PIO0 & PIO1 show LED status - Connect, Disconnect
• Integrated Antenna with Edge Connector
• Module Operating Voltage: 1.8V to 5V
• Range: <100m
• Operating Current: 30mA
• Follows IEEE 802.15.1 Standard Protocol Standards
• Uses Frequency Hopping Spread Spectrum (FHSS)

2. SD Card Module: Micro-SD-Card-Module-Datasheet.pdf,In-Depth Tutorial to Interface Micro SD Card Module with Arduino

• Onboard 3.3V voltage regulator
• Standard SPI Interface Support
• Logic Level Shifter for safe communication between MicroSD card and microcontroller
• Operating Voltage: 3.3V to 5.5V
• Operating Temperature: -10 to +80 ℃
• SD Card Supported: 2GB, 4GB, 8GB, 16GB, & 32GB

Extensibility

• Compatible with HC-06 Bluetooth Module (Ensure proper pin connection while plugging into the shield)
• Compatible with Arduino Uno, Mega, & R4 WiFi
• Unused IOs can be further used to create more applications

Designed as Open Source

Providing the ability to use the shield to give life to more interesting projects without messy jumper cables and breadboarding

Schematics

Layout

Sample - Github profile with all the information and sample code

Documentation - Show image and pins out

What makes this shield interesting is the ability to be extensible and compatible with many integrated development environemnt

• Arduino
• Atmel-Studio
• Blynk
• Eclipse
• ThingSpeak
• Visual Studio
• PictoBlox
• Wide Range of Libraries Supported

Supports all major operating systems

• Windows
• MAC OS