MSRP $35.00

Class D ToolStick Demo Kit

The ToolStickClassD evaluation kit demonstrates direct-drive Class D amplification using the SiM3U1xx high-drive I/O. The kit highlights the integrated USB 2.0 full-speed transceiver, internal oscillator, and phase-locked loop (PLL), up to 300 mA high-drive I/O, dual ADCs, enhanced PWM timer and capacitive sensing. The evaluation kit includes a 1 W Class D amplifier and a speaker.

Mode transition is done via capacitive touch buttons, and volume is controlled via a capacitive touch slider. The board is fully powered through USB using the SiM3U1xx MCU’s internal 5 V regulator and uses the integrated USB oscillator for crystal-less operation

MSRP $35.00


Transition between four input modes including:

  • USB audio
  • Portable media player and phone
  • Factory-programmed sound clips
  • Voice recording and playback/li>

Step 1: Download and Install Precision32 Development Suite

Silicon Labs offers advanced software development tools, available at no charge to developers. These tools unlock the power and flexibility of the Precision32™ 32-bit microcontroller family. Choose your software package below.

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