Flexible MCU improves touch-sensing performance in HMI applications

Infineon

New Infineon PSoC 4100S Max supports latest CAPSENSE technology, and provides more memory capacity and I/Os

Infineon has introduced the PSoC™ 4100S Max family of microcontrollers which support the fifth-generation CAPSENSE™ touch-sensing technology, bringing new capabilities and better performance to human-machine interface (HMI) applications in smart home, industrial and automotive applications.

 

The Infineon PSoC 4100S Max’s new features include dual fifth-generation CAPSENSE blocks, which offer a better signal-to-noise ratio thanks to a new ratiometric analog architecture and advanced hardware filtering. This results in superior liquid tolerance, and robust and reliable touch-sensing performance in harsh environments. The fifth-generation CAPSENSE also gives higher sensitivity to enable the use of smaller sensors, as well as longer proximity detection range. The new CAPSENSE supports a much wider range of overlay thicknesses and materials.

 

The PSoC 4100S Max, which includes a 48 MHz Arm® Cortex®-M0+ CPU core with a DMA controller, features up to 384 kbytes of Flash memory and up to 84 GPIOs, as well as a CAN-FD controller. An I2S master interface supports fully embedded audio solutions. This latest PSoC device also includes a cryptographic accelerator for fast and efficient cryptographic operations.

 

The MCU is supplied in various TQFP package sizes: 48-lead 7 mm x 7 mm, 64-lead 10 mm x 10 mm, and 100-lead 14 mm x 14 mm.

 

The MCU is compatible with the latest ModusToolbox™ 3.0 development platform, which can be downloaded from the Infineon Developer Center. The ModusToolbox software, which provides a collection of development tools, libraries, and embedded runtime assets, offers a flexible and comprehensive development experience.

Features

  • Supports mutual and self-capacitance touch sensing
  • AEC-Q100 automotive-qualified version available
  • Programmable analog blocks:
    • 12-bit, 1 Msample/s SAR ADC
    • Two op amps configurable as programmable gain amplifiers, comparators and more
    • Two low-power comparators
    • Two multi-sense converter blocks for touch sensing
  • Programmable digital blocks
    • Eight 16-bit timer/counter/PWM blocks
    • Five serial communication blocks
    • Segment LCD
    • Two I2S master channels

Applications

  • Industrial control
  • Automotive HMI systems
  • Home automation
  • Large home appliances
  • Robots
  • Printers
  • Smart thermostats
  • Air-conditioning units
Infineon — PSoC 4100S Max Microcontroller

Development Kit

Part Number: CY8CKIT-041S-MAX

The PSoC 4100S Max Pioneer Kit is a low-cost hardware platform that enables the development and debugging of the PSoC™ 4100S Max device. The kit provides CAPSENSE™ technology with on-board capacitive sensing interfaces including buttons, slider, touchpad, and proximity sensors.

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