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Shop - I2C here .
I2C master
You can find here an I2C master controlled from a parallel port.USB-2 development boards (they all include an I2C master controlled from USB).
Picture Item Price $ Buy I2C parallel master module
Create an I2C bus controlled from the parallel port of your PC
Has 2 LEDs (power+activity)
Powered using 3.3V or 5V
I2C displays
Picture Item Price $ Buy LED 7-segments display with an I2C port
Quick and easy I2C debug tool
High intensity red display
Text LCD display with an I2C port
Add more debug capabilities to your I2C bus
Display 1 line of 20 characters
Module dimension about 182x34mm
Semigraphic LCD display with an I2C port
Display 4 lines of 20 characters, also allows control of individual pixels
Includes example C source code
Module dimension about 84x48mm
I2C PLL
Picture Item Price $ Buy I2C PLL "universal oscillator replacement" module
Simply replaces regular "DIL8" socketed canned oscillators
Can generate any frequency from 8MHz to 125MHz, in 1MHz step
Allows glitch-free sweeps of frequency
On board reference oscillator, available in 100ppm or 25ppm
See the module startup guide here .
I2C PLL
Three independant PLLs controlled from I2C, can use BNC connectors
Can generate any frequency from 8Mhz to 125MHz, in 1MHz step
Allows glitch-free sweeps of frequency
On board DIL oscillator
I2C IOs
Picture Item Price $ Buy Digital 8 bits
Control 8 digital IOs from your I2C bus
Each digital IO can be input or output Up to 8 of these modules can be used per I2C bus (for a total of 64 IOs)
Digital 4 bits + 4 relays I/O module
Control 4 digital IOs, plus 4 relays from your I2C bus
Each digital IO can be input or output
LED indicator on each relay output
Up to 8 of these modules can be used per I2C bus (for a total of 32 IOs + 32 relays)
Digital 8 relays I/O module
Control 8 relays from your I2C bus
LED indicator on each relay output Up to 8 of these modules can be used per I2C bus (for a total of 64 relays)
I2C accessories
Temperature sensor
National semiconductor LM75 digital temperature sensor
Up to 8 of these modules can be used per I2C bus
64Kbits EEPROM
Microchip 24LC64 EEPROM
64Kbits (8KB)
Up to 8 of these modules can be used per I2C bus
I2C hub
Connect multiple devices to your I2C bus
Available in 4-ways and 7-ways
A jumper can be added on each signal for debugging or to allow for multi-voltage I2C buses
