I2C
IC serial bus protocol speed grades; standard mode: 0.1 / 0.4, fast mode: 1.0 / 3.4 / 5.0 Mbit/s are maximum ratings. AKA: Inter-Integrated Circuit
See Also: Serial, Serial Communications, LIN, Can bus, ExpressCard, Fieldbus, FireWire, RS-232, RS-485, PCI Express, Serial ATA, Serial Peripheral Interface, SMBus
- Pickering Interfaces Inc.
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SIMRC - RS232 to I2C Converter PCB
1080-001
Pickering Interfaces Series 1000 SIM Reed Relay Cards offer a choice of switching configurations using low cost industry standard SIM connectors. They are ideal for placing switching systems in fixtures close to the unit under test.
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SparkFun Distance Sensor
1.3 Meter, VL53L4CD (Qwiic)
This SparkFun Distance Sensor Breakout utilizes the VL53L4CD next generation ToF (Time of Flight) sensor module to give you the highly accurate measurements at short ranges for its size. The VL53L4CD from STMicroelectronics uses a VCSEL (Vertical Cavity Surface Emitting Laser) to emit an infrared laser to time the reflection to the target. That means that you will be able to measure the distance to an object from 1mm to 1300mm away with millimeter resolution! To make it even easier to get your r...show more -
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SparkFun MicroMod Environmental Function Board
The SparkFun MicroMod Environmental Function Board adds additional sensing options to the MicroMod Processor Boards. This Function Board includes three sensors to monitor air quality (SGP40), humidity & temperature (SHTC3), and CO2 concentrations (STC31) in your indoor environment. To make it even easier to use, all communication is over the MicroMod's I2C bus!
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Power Monitors
Analog Devices’ power monitoring amplifiers provide an integrated solution for digital current and voltage measurement via an on-chip, 12-bit analog-to-digital converter (ADC), communicated through an I2C interface. Leveraging ADI’s precision analog design techniques, ADI’s products are twice as precise as competing devices, offering best-in-class accuracy (<±0.8%). The power monitors complete the industry’s only monitor and sequencer family to deliver <±1% accuracy for 2 to 12 supplies.
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SIMRC - 16-Channel 2-Pole Multiplexer
1020-R-16-2-5/1D
Our small format embedded switching (SIM relay) cards offer a choice of switching configurations using low cost industry standard SIM connectors. They free the designer from the detail of routing complex switching circuits, you may select from a wide range of cards using the built in RS-232 and I2C interfaces. These low-cost embedded switching cards are intended to be mounted on to a simple motherboard. They may be used to construct very high density switching networks. SIM based switching cards also allow for very simple in-field maintenance.
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Ethernet Parallel Interface
Model 8113
* Provides 12 8CMOSL I/O lines for 3.3 and 5 volt logic.* 10/100 MHz Ethernet Interface with Auto-MDIX capability* Robust hardwired TCP/IP (Raw Socket) communication port prevents flooding, spoofing and injection attacks.* Included RS-232 serial control port for older systems.* Optional I2C port for connection to touchscreen panel or other I2C devices.* Standard board has a horizontal Ethernet connector and 150-pin Digital IO connector on the component side.
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64 Channel 12C GPIO Expansion
FXA-102 I2C Expander
The FXA-102 provides 64bit of General-Purpose Input / Output (GPIO) which are controlled via I2C. It is 3,3V and 5V compatible and based on four 16bit I2C Port Expander (PCA9535). To simplify debugging each channel is equipped with a status led. Using the optional Phoenix Contact UMK housing, the FXA-102 can be installed on a DIN rail. The dual row 2,54mm pin headers allow usage with IDC20 connectors or wire wrap cables.
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Unipolar D/A Converters
Analog Devices offers the broadest portfolio of low voltage single-supply d/a converters in the industry, which includes many leading products in performance and package size. A wide variety of applications use ADI precision nanoDAC® products because of their small footprint and robust range of features, including 8- to 16-bit resolution, low power, a fast 50 MHz SPI or 3.4 MHz I2C interface, and more, in a tiny package option. ADI’s nanoDAC+® products offer enhanced features such as higher accuracy, improved dc performance, increased robustness, and lower glitch energy, among other advantages.
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SparkFun GPS Breakout
NEO-M9N, U.FL (Qwiic)
The SparkFun NEO-M9N GPS Breakout is a high quality GPS board with equally impressive configuration options. The NEO-M9N module is a 92-channel u-blox M9 engine GNSS receiver, meaning it can receive signals from the GPS, GLONASS, Galileo, and BeiDou constellations with ~1.5 meter accuracy. This breakout supports concurrent reception of four GNSS. This maximizes position accuracy in challenging conditions, increasing precision and decreases lock time; and thanks to the onboard rechargeable batter...show more -
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High Speed Digital Analog
The Automatic Test Equipment is designed to provide R&D and the Production floor with a high quality, reliable and easy to use Test Station comprised of COTS equipment from industry leading instrument manufactures. The measurement switching has low thermal offset allowing for micro volt measurements. The switching also accommodates both stimulus and measurement up to 5 Amps. Also to provide High Speed and Static Digital Stimulus and Response that covers LVDS, 3.3V, TTL, CMOS and Industrial l...show more -
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VVDI Programmer
MC9S08 series secured and unsecured , MC68 HC series (9) 12 secured and unsecured, MC9S12 series secured and unsecuredV850 series, H8X series, R8C series, R5F series, PCF79XX, EEPROM SPI, I2C, & mu WIRE, PIC 12F, 16F, 18F, Infineon TRICORE, Infineon XC2xxxx, Infineon XC164CS, ST10F series, ST7 series, STM8 series, ATMEL- Atmega 8, 48, 16, 32, 64, 128, 256, MPC560 series, SPC560 series, Fujitsu MB91F
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SparkFun Spectral Sensor Breakout
AS7263 NIR (Qwiic)
The SparkFun AS7263 Near Infrared (NIR) Spectral Sensor Breakout brings spectroscopy to the palm of your hand, making it easier than ever to measure and characterize how different materials absorb and reflect different wavelengths of light. The AS7263 Breakout is unique in its ability to communicate by both an I2C interface and serial interface using AT commands. Hookup is easy, thanks to the Qwiic connectors attached to the board --- simply plug one end of the Qwiic cable into the breakout and the other into one of the Qwiic shields, then stack the board on a development board. You’ll be ready to upload a sketch to start taking spectroscopy measurements in no time.
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USB to I2C Adapter
Model JI-300
The JI-300 is a versatile, easy to use PC hosted adapter used to drive I2C communicationsto/from a target device. The desktop unit can be configured to interface a variety of I2Cnetworks. Bus parameters such as clock frequency, duty-cycle, setup and hold times, busvoltage, and pull-up resistor values can be varied. JI-300''s diagnostic features including"excessive clock-stretch", "bus-not-free", and "bus contention" monitoring, as well as statusreporting at the conclusion of each message transaction simplifies I2C trouble-shooting. AWindows software application manages the setup and control of the instrument.Communications and unit power is provided via a USB 2.0 connection.
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SparkFun 16 Output I/O Expander Breakout
SX1509
Are you low on I/O? No problem! The SX1509 Breakout is a 16-channel GPIO expander with an I2C interface – that means with just two wires, your microcontroller can interface with 16 fully configurable digital input/output pins. But the SX1509 can do so much more than just simple digital pin control. It can produce PWM signals, so you can dim LEDs. It can be set to blink or even breathe pins at varying rates. This breakout is similar to a multiplexer or "mux," in that it allows you to get more IO from less pins. And, with a built-in keypad engine, it can interface with up to 64 buttons set up in an 8x8 matrix.
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Si1145 UV / Ambient Light / Proximity Sensor
SEN-36002
SEN-36002 is a highly integrated carrier board designed for the Si1145 UV, Ambient Light and Proximity sensor IC from Silicon Labs. This sensor has 100mLUX resolution, and has a dynamic range of 1 LUX to 128 kLUX with IR correction. This means that whether your application is indoors in poor lighting conditions or outside in full sunlight, this sensor has you covered. In addition, we added a high power LED (150mA max, 20 degree) to take full advantage of the proximity sensing capability of this ...show more -
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Mixed Signal Oscilloscopes
A Mixed Signal Oscilloscope (MSO) is a combination Logic Analyzer and Oscilloscope. Since all inputs sample simultaneously, it is easy to see the timing relationships of the digital and analog components of your circuit. The extra channels also allow for more complex triggering. All of our MSOs have Oscilloscope triggering, Logic Analyzer triggering, SPI triggering and I2C triggering.
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Gas Flow Sensors
ESRF-ESF Sensor
ESRF-ESF is one of the few gas flow sensors featuring bidirectional gas flow sensing of up to ±300 ln/min with a total error band of < 1.25% RD. ESRF-ESF gas flow sensors provide calibrated and temperature compensated output on an SPI, I2C bus or analog output making them plug & play for direct interfacing to low voltage MCUs and systems. The user is provided with a multitude of interface and output options so that the right sensor configuration can be selected based on the specific requirements for each application.
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Voltage Output D/A Converters
Analog Devices offers a large family of resistor string and R-2R voltage output (VOUT) D/A converters (DACs). From 8 bits up to 20 bits of resolution, single to 40 channels, integrated or external reference, parallel, LVDS, serial SPI or I2C interface, with high temperature operation, we have a D/A converter to suit your application. We provide precision, buffered, and unbuffered rail-to-rail VOUT D/A converters with up to ±1 LSB INL and DNL specifications and excellent offset and gain error. Our D/A converters work well in a wide variety of open-loop or closed-loop systems—adjusting gain, offset, and many other signals.
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SIMRC - 8 x 2 Matrix 1-Pole
1030-R-8-2-1-5/1D
Our small format embedded switching (SIM relay) cards offer a choice of switching configurations using low cost industry standard SIM connectors. They free the designer from the detail of routing complex switching circuits, you may select from a wide range of cards using the built in RS-232 and I2C interfaces. These low-cost embedded switching cards are intended to be mounted on to a simple motherboard. They may be used to construct very high density switching networks. SIM based switching cards also allow for very simple in-field maintenance.
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SparkFun Qwiic Micro:bit Breakout (with Headers)
The SparkFun Qwiic micro:bit Breakout is a board that connects to the BBC micro:bit and expands the capabilities of the development platform by providing access to more pins and allowing for connections to the I2C and SPI buses. We've already attached headers to this version of the board so you don't need to worry about any soldering! This breakout board for the micro:bit’s edge connector allows intermediate and advanced users to connect the micro:bit to breadboards and other Qwiic sensors, motors, LEDs and more!
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Evaluation Board
emPower
SEGGER Microcontroller GmbH & Co. KG
The emPower eval board provides a comprehensive set of SEGGER's middleware products, accelerating the start of any embedded project. SEGGER's embOS real-time operating system is at the heart of the evaluation. Furthermore, evaluation versions of the file system emFile, graphics library emWin, emUSB Host & Device, and TCP/IP stack embOS/IP (including web server demo) enable full use of the available emPower peripherals. emPower also features a J-Link OB, an on-board version of SEGGER's market...show more -
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SparkFun IR Array Breakout
55 Degree FOV, MLX90640 (Qwiic)
It's time to say hip hip array for this IR Breakout! The MLX90640 SparkFun IR Array Breakout is equipped with a 32x24 array of thermopile sensors creating, in essence, a low resolution thermal imaging camera. With this breakout you can detect surface temperatures from many feet away with an accuracy of ±1.5°C (best case). To make it even easier to get your infrared image, all communication is enacted exclusively via I2C, utilizing our handy Qwiic system. However, we still have broken out 0.1"-spaced pins in case you prefer to use a breadboard.
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Bus Analyzer, Monitor, Debugger & Programmer
BusPro-I™
The BusPro-I has all the power, flexibility, and features you need to monitor and debug the I2C bus circuitry on your board. The BusPro I2C can be used to monitor and log I2C bus traffic in real-time, generate I2C transactions to communicate with peripheral components on the bus, and in-system program I2C compatible EEPROMs.
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TTL/I2C/SPI Expansion Kit
OP-SB85L
OP-SB85L is the interface expansion kit that has a port to measure TTL / CMOS signal level communications, and the one to measure the voltage of high-speed analog input. The port for TTL / CMOS supports the measurement of TTL / CMOS level communications that power supply system is from 1.8V to 5V. It is suitable for monitoring the communication between the LSI and the interface IC on the printed circuit board by directly probing into the lines. It supports the protocol of not only UART and HDLC but also I2C and SPI on monitoring and simulating.
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SparkFun Qwiic EEPROM Breakout
512Kbit
The SparkFun Qwiic EEPROM Breakout is a simple and cost effective option to add some extra storage space to any project. With 512 kilo-bits (or 64 kilo-bytes) of storage, this product is great for any microcontroller that doesn't have any EEPROM storage space, like the SAMD21. You can use the Qwiic EEPROM for storing data like GPS waypoints and other user settings that need to be maintained between sketch uploads. The SparkFun Qwiic EEPROM has three address jumpers, allowing for up to eight EEPR...show more -
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Bi-Directional Level Translator
IFB-10001
Easily connect Arduino or other 5V microcontrollers to ~3.3V sensors. Based on the TI TXB0108 auto-sensing, bi-directional level translator, this module provides access to all 8 channels of the TXB0108 and has a built-in 300mA LDO with 200mV max dropout voltage at full load. Regulated 3.3V output allows this single board to both interface withandpower 3.3V sensors. An important feature of this module is the ability to operate SPI and other digital lines (not including I2C) at high-speed, wherea...show more -
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DataComm
SCHILLER AUTOMATION GmbH & Co. KG
With ever-growing performance, accuracy, and precision required by 112G/800G PAM4 solutions, Wilder has designed a robust HCB and MCB fixtures to support OSFP-XD, QSFP-DD, OSFP and SFP-DD compliance testing. In addition, CMIS_GUI Software provides: Displays of many of the settings and Controls in the Module including Lane States, Module Power States and Optical Power. Alarms and Warnings for Module Temp and Vcc and Optical Power Controls for Module Power, Margins, and read access to Descriptors and Data Path Configuration. Direct Read/Write access to the I2C and CMIS Memory Map as well Scripts that directly access the CMIS Memory Map Registers.
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DC/AC Sine Inverter
44KS5
- +28 VDC- Output 26 VAC @ 400Hz- 75 VA output power- MIL-1275D Compliant- Reverse Polarity Protection- Continuous Background Built-In-Test (BIT)- IPMI Monitoring of Voltages, Currents and Temperature- I2C communication- Temperature monitor- Nuclear Event Input
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SparkFun IR Array Breakout
110 Degree FOV, MLX90640 (Qwiic)
It's time to say hip hip array for this IR Breakout! The MLX90640 SparkFun IR Array Breakout is equipped with a 32x24 array of thermopile sensors creating, in essence, a low resolution thermal imaging camera. With this breakout you can detect surface temperatures from many feet away with an accuracy of ±1.5°C (best case). To make it even easier to get your low-resolution infrared image, all communication is enacted exclusively via I2C, utilizing our handy Qwiic system. However, we still have broken out 0.1"-spaced pins in case you prefer to use a breadboard.
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Multi Protocol Analyzer
LE-2500R
LE-3500R/LE-2500R adopted TTL port as its standard besides RS-232C, RS-422, and RS-485 while having the same feature such as small and light body of LE-3500/LE-2500. You can monitor I2C or SPI without expansion board.
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Grid-EYE High Performance Type
Panasonic Industrial Devices Sales Company of America
Panasonic's Grid-EYE® Series High-Performance Type is an 8x8 (64) pixel Infrared Array Sensor. This Sensor offers digital output (I2C) for thermal presence, direction, and temperature values. The built-in lens includes a 60-degree viewing angle. The Grid-EYE Sensor features compact SMD design using MEMS thermopile technology. This Sensor offers several advancements over the original Grid-EYE, including higher accuracy, enhanced resolution, and longer detection distance for true next-generation performance.