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ECE1105

Microchip
Part Number ECE1105
Manufacturer Microchip
Description 23 x 8 Keyscan Matrix Interface via SMBus or BC-Link Bus
Published May 14, 2018
Detailed Description ECE1105 GPIO Expansion, PS/2, 23x8 Keyscan Matrix Interface via SMBus or BC-Link Bus Highlights Features The ECE1105...
Datasheet PDF File ECE1105 PDF File

ECE1105
ECE1105

Overview
ECE1105 GPIO Expansion, PS/2, 23x8 Keyscan Matrix Interface via SMBus or BC-Link Bus Highlights Features The ECE1105 is a 48-Pin 3.
3V Keyboard Scan Expansion or GPIO Expansion device.
The device supports a keyboard scan matrix of 23x8 and has two PS/2 ports for touchpad and/or pointer stick support.
The device is connected to a Master via the BC-Link interface or via the SMBus.
KSI and KSO signals are multiplexed with GPIOs.
• Up to 23x8 Keyboard Scan Matrix • Two PS/2 Ports - Touch Pad Support - Pointer Stick Support • 40 Multiplexed General Purpose I/O pins - All are MCU addressable I/O Pins • BC-Link Interconnect Bus - Link to embedded controller • SMBus Interconnect - One of two add...


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