GlidePoint® Gen4 Trackpads Developer Information
Gen4 Trackpads utilize Cirque's image sensing technology for accurate gesture
Standard Gen4 Trackpad Modules
A variety of standard off-the-shelf Gen4 trackpads are available from Cirque. For more information see the Gen4 section of the OEM Trackpad Page.
Key Specifications
| Core Technology: | Cirque custom projected mutual capacitive sensing. |
| Chipset | Cirque Gen4 1CA037 (Rushmore) Analog Front End ASIC STM32 ARM Cortex M0 48 MHz Microcontroller |
| Package Details: | AFE: 48 pin QFN - 7mm x 7mm x 1mm MCU: 32 pin QFN - 5mm x 5mm x 0.5mm |
| Power Supply: | 3.3 V (typical) |
| Host Interfaces: | I2C USB |
| Power Consumption (I2C Configuration): | Active Average: 2.05 mA Idle: 0.5 mA Sleep: 0.05 µA Touch response from Idle: 35ms Touch response from Sleep: 500ms |
| Power Consumption (USB Configuration): | Active: 20 mA Suspend, wake-enabled: 0.7 mA Sleep, not wake-enabled: 0.03 mA |
| Trackpad Operations | • Native mouse pointer device. • Native multi-finger gestures (no driver required). • Multi-point tracking for custom gesture development. • Supports button-less "click pad" designs or up to 3 external buttons. |
| Environmental: | Operating Temp Range: -40 to 85° C Storage Temp Range: -40 to 125° C |
Gen4 Implementation Block Diagram
Documentation
General Platform Specification and Details
Firmware Development Documentation
Overlays
Trackpads can be ordered with an overlay top surface, or without allowing customers to design their own or adhere the trackpad directly to the host device.