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MCP23017 16-Bit I/O Expander I2C Module - ProtoSupplies
https://protosupplies.com/product/mcp23017-16-bit-i-o-expander-i2c-module/
I2C Bus. Since it interfaces using the I2C bus, the MCP23017 module uses only 2 pins on the MCU and up to 8 modules can be operated off the same I2C bus for a total of up to 128 I/O lines. The I2C SDA and SCK lines have …
MCP23017/MCP23S17 Data Sheet - Microchip Technology
https://ww1.microchip.com/downloads/en/devicedoc/20001952c.pdf
MCP23017/MCP23S17 DS20001952C-page 6 2005-2016 Microchip Technology Inc. FIGURE 1-3: I2C BUS START/STOP BITS TIMING FIGURE 1-4: I2C BUS DATA TIMING TABLE 1-3: I2C BUS DATA REQUIREMENTS I2C Interface AC Characteristics: Unless otherwise noted, 1.8V VDD 5.5V at -40 C TA +125 C, RPU (SCL, SDA) = 1 k , CL (SCL, SDA) = 135 pF Param. No.
MCP23017 - Arduino Reference
https://www.arduino.cc/reference/en/libraries/mcp23017/
MCP23017. Signal Input/Output. MCP23017 I2C Port expander library. Support all MCP23017 features, including interrupts. Allows full control over the chip registers. Author: Bertrand Lemasle. Maintainer: Bertrand Lemasle.
MCP23017-E/SP Microchip Technology | Integrated …
https://www.digikey.com/en/products/detail/microchip-technology/MCP23017-E-SP/894272
Order today, ships today. MCP23017-E/SP – I/O Expander 16 I²C 1.7 MHz 28-SPDIP from Microchip Technology. Pricing and Availability on millions …
MCP23017 IO Expansion Board - Waveshare
https://www.waveshare.com/mcp23017-io-expansion-board.htm
Overview. The MCP23017 IO Expansion Board expands 2 signal pins as 16 I/O pins based on the I2C bus, up to 8 MCP23017 IO Expansion Board can be used at the same time, providing up to 128 I/O pins, it is compatible with both 3.3V and 5V levels. Features. I2C controlled, expands 2 signal pins as 16 I/O pins ; I2C address configurable by shorting the A0/A1/A2 jumpers
Library: MCP23017
https://codebender.cc/library/MCP23017
Arduino IDE in the Cloud. Codebender includes a Arduino web editor so you can code, store and manage your Arduino sketches on the cloud, and even compile and flash them.
The MCP23017 and you (a beginner tutorial) | Dogbird Sensors
https://dogbirdsensors.wordpress.com/2014/07/17/the-mcp23017-and-you-a-beginner-tutorial/
Wire.requestFrom requires the address of the MCP23017 and how many bytes you want to read. in this case we want to read the inputs for its single byte (8-bit) to give us the current state (in binary) of the buttons, where 1 = pressed and 0 = not pressed. we follow this command up with the wire.read (); which returns the byte and in this case ...
MCP23017 I/O Expander - Home Assistant
https://www.home-assistant.io/integrations/mcp23017/
The mcp23017 integration is the base for all related mcp23017 platforms in Home Assistant. There is no setup needed for the integration itself, for the platforms please check their corresponding sections. For more details about the MCP23017 I2C I/O port expander you can find its datasheet here: MCP23017. If you are using the Home Assistant Operating System you …
MCP23017 - i2c 16 input/output port expander : ID 732 : …
https://www.adafruit.com/product/732
Adafruit Industries, Unique & fun DIY electronics and kits MCP23017 - i2c 16 input/output port expander : ID 732 - Add another 16 pins to your microcontroller using an MCP23017 port expander. The MCP23017 uses two i2c pins (these can be shared with other i2c devices), and in exchange gives you 16 general purpose pins. You can set each of 16 pins to be input, output, or …
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