Cypress PRoC-UI vs. TI CC2541 + MSP430 HID Applications One-chip Solution Offering the Value of Two ICs (Radio+Touch)

Board Space is Critical HID applications have low board space Wireless touch mice Wireless keyboards Wireless keyboard with Trackpads Wireless remote controls with Trackpads Nano Dongles Savings in board space Allows for small end equipment design. E.g. Nano dongles Allows for more board space for adding more functionality Your Wireless HID applications need more board space savings Nano Dongles Wireless Touch Mice

TI CC2541+MSP430 Overview TI CC2541 + MSP430 is a two device solution for radio and touch CC2541 is a radio with Modulation type- GFSK Max On-air Data Rate- 2Mbps Receive Sensitivity- -94dBm @ 1Mbps Voltage Range-2.0V-3.6V Active Current TX-18.2mA @0dBm & 16.8mA@-20dBm Active Current RX-17.9mA MSP430 is MCU featuring Support for capacitive button, sliders, proximity sensors and haptics feedback Up to 32KB flash, 2KB RAM and on board ADC for battery monitoring Support for different types of overlays and button shapes CC2541 MSP430

Challenges Using TI CC2541+MSP430 1. Two chip solution for Radio + Touch TI’s solution is a two chip solution, thereby increasing board space and BOM cost 2. Manual system tuning for capacitive sensors TI’s solution requires manual system tuning for every system, manufacturing or environmental change Involves additional programming efforts and increased costs 3. High level of noise immunity Interference in 2.4 GHZ spectrum is common and superior noise immunity is required Noise is also present due to various EMI noise sources such ad RF and AC line noise TI’s solution lacks any sort of proprietary protocol to eliminate noise Have you faced any other challenge ?

The Solution You Need A one-chip solution that Saves board space while reducing BOM costs Eliminates manual system tuning for capacitive sensing Has superior noise immunity PRoC-UI solution is the solution you need One-chip solution for radio, MCU and touch leading to more board space savings and lower BOM cost SmartSense™ Auto-tuning eliminates manual system tuning by continuously compensating for system, manufacturing and environmental changes SmartSense_EMC™ is specifically designed for superior noise immunity against external radiated and conducted noise PRoC-UI creates a one-chip solution for wireless touch HID applications

SmartSense Auto-tuning PRoC-UI vs. TI CC2541+MSP430 Features (radio) PRoC-UI CC2541 Voltage Range 1.9 - 3.6V 2.0V-3.6V Active Current TX 18.5mA @ 0dBm 13.7mA@-11.2dBm 18.2mA @0dBm 16.8mA@-20dBm Receive Sensitivity -87dBm @ 1Mbps -94dBm @ 1Mbps Max On-air Data Rate 1Mbps 2Mbps Features (Touch) MSP430 Capacitive Sensing 26 proximity sensors (Capacitive buttons, sliders, and haptics feedback ) 16 proximity sensors (Capacitive buttons, sliders, and haptics feedback ) Tuning SmartSense Auto-tuning Manual tuning Flash and RAM 32KB flash and 2KB RAM 32KB flash and 2 KB RAM ADC resolution (for battery monitoring ) 8/10-bit ADC 12-bit ADC

enCoRe III (Battery Charging) PRoC-UI Design Win Example – Remote Control PRoC-UI Value Block Diagram Design challenges: Increased cost and board space due to BLE based two-chip solution PRoC-UI Solution: One-chip solution offers board space savings and lower costs BLE provides 2Mbps data rates but 1Mbps is sufficient for HID applications PRoC UI (Radio + Capsense) enCoRe III (Battery Charging) Power switch CapSense Buttons (x6)) Regulator 3.3V Touch pad with Diamond Pattern I2C Antenna enCore V (Touch MCU) Suggested Collateral Design Guide: Getting Started with PRoC™ - UI Documentation: Auto Tuning for Capacitive Sensors with PROC-UI - KBA82023 General: Advantages of Designing with PROC-UI - KBA82026 Video: Introduction to PRoC™-UI Competition TI - CC2541 + MSP430 Remote controller One chip solution for radio + MCU + touch