MAX485 TTL TO RS-485 MODULE
- Operating voltage: 5V
- On board MAX485 chip
- Slew rate limited transceiver
- All the pins of the chip are controlled by the microcontroller
- use differential signalling for immunity
- 120R terminating resistor
- Power LED indication
- Distances up to 1200 meters
- Use differential signalling for noise immunity
- Speeds up to 2.5Mbit/Sec
- Multi-drop supports up to 32 devices on the same bus
- Low power consumption
- On-board 5.08mm pitch 2P terminal to facilitate RS-485
- DIMENSION: 44*14mm
MAX6675 K-TYPE THERMOCOUPLE TEMPERATURE SENSOR
- Internal integrated cold junction compensated circuit
- Operating voltage: 3V to 5.5V
- Temperature signal converted to 12-bit signal
- Thermocouple break detection circuitry
- 25-degree resolution
- K-type temperature probe
- Simple SPI serial output temperature.
- High impedance differential inputs.
- 2000v ESD signal
- Temperature range: 0 degrees to 1024 degrees Celsius
- Temperature measurement accuracy: +/-1.5 C
MAX7219 led module 8 digit 7 segment display
- Power: 5V
- Colour: Red/Blue (This colour means the colour of the board, not the LED)
- Material: PCB + Electronic Components
- MAX7219 digital display control module
- This module is compatible with 5V and 3.3V microcontrollers.
- You can use it for Arduino
- Only three IO ports are used to drive the eight-digit display. MAX7219 supports flicker-free displays as well as cascading displays.
MEGA Sensor Shield V2.0
- PIN13 Stat & Power LED indicator
- Digital IO Ports D0-D53
- Analog IO Ports A0-A15
- Reset Button up to the top
- External Power In
- SD Card Interface
- Ultrasonic Interface
- ISP Interface
- Bluetooth Interface
- APC220 Interface
- PCB finest Immersion Gold processing
- Plug it easier to set up a variety of commonly used module interface
MEMS Microphone Breakout – INMP401 (ADMP401)
- -3dB roll off at 100Hz and 15kHz
- supply voltage: 1.5 to 3.3VDC
- Should comfortably output 40mW
- SNR of -62dBA
- Should comfortably output 40mW
- Omnidirectional MEMS microphone
- High SNR
- Sensitivity of −42 dBV
- Low current consumption of <250 μA
- Single-ended analogue output
- High PSRR of 70 dB
- Compatible with Sn/Pb and Pb-free solder processes
- 72 mm × 3.76 mm × 1.0 mm surface-mount package
MEPUNO COMMUNICATION BOARD
- Microcontroller ATMEGA328 P
- Crystal for microcontroller: 16 MHZ
- USB type B connector
- On-Board Power LED Indicator
- 5volt, 12 volt regulated circuit
- Two separate regulated 5volt power supply
- On Board On/Off switch
- On Board DC jack for powering up using adaptors
- On Board Reset Switch
- On Board TX/RX indication LEDs
- On board FTDI Driver for adruino
- Berg headers for external interfacing
- Supports I2C /GSM /GPS/RF/USART serial communication
- Separate berg headers available for PIR, Servo motor, RTC/I2C, GPS_TTL, and USART-TTL
- Four 3pin PBT Connectors
- Four SPDT 12V Relays
- Onboard DB9 connectors for GPS, GSM and USART communication
- Berg slot for 16x4 LCD connections
- Onboard TRIM-POT for LCD
- Onboard RTC IC: IN1307 with crystal 32768 MHZ crystal and CR2302 battery
MEPUNO ROBOT CONTROLLER BOARD
- Microcontroller ATMEGA328 P.
- Crystal for the microcontroller: 16 MHZ
- USB type B connector
- 5volt, 12 volts regulated circuit.
- Two separate regulated 5volt power supplies.
- On-Board On/Off switch.
- OnBoard DC jack for powering up using adaptors.
- On-Board Reset Switch.
- Onboard L293D dual DC motor driver.
- Onboard TSOP IR receiver.
- On Board 3 user LEDs (with jumper selection), TX/RX indication LEDs.
- On-board connectors for analogue interfacing.
- On Board Buzzer Interface.
- Â On-Board PWM Interfacing.
- On board FTDI Driver for adruino.
- Â Berg headers for external interfacing.
- Supports I2C /3 WIRE /RF/USART serial communication standards.
MICRO SD CARD ADAPTER
- Support Micro SD (<=2G), Micro SDHC cards(<=32g)
- Operating voltage: DC 2.6 V to 3.6V
- Quiescent current: 16 μA
- Support playing of 4-bit ADCPM format
- Support FAT files system SD carrier
- Recognize voice files automatically
- Support microprocessor and key control
- Audio output: 16bit DAC and PWM
- Maximum voice storage: 512 voice
- The level conversion circuit board that can interface level is 5V or 3.3V
- Communication interface is a standard SPI interface
- The power supply is 4.5V~5.54V, 3.3v
- Dimension: 4.1*2.4CM