Silicon Laboratories CPT213B, User Manual, Page: 4 / 16

3. Kit Hardware Layout
The layout of the CPT213B Capacitive Sense Evaluation Board is shown below.
Expansion
Header
Capacitive Touch Pads
Config and
Debug USB
CPT213B Device
ToolStick Base
Adapter
Figure 3.1. CPT213B SLEXP8019A Hardware Layout
The CPT213B device on the kit can be connected to external peripherals other than the assigned pin functions using the vias on the
board. The table below shows all of the external connections to the fixed function CPT213B device.
Table 3.1. CPT213B Device Connections
CPT213B Pin Assigned Function Expansion Port Connection (EXP)
CS00 Capacitive Sense Pad CS00 —
CS01 Capacitive Sense Pad CS01 —
CS02 Capacitive Sense Pad CS02 —
CS03 Capacitive Sense Pad CS03 —
CS04 Capacitive Sense Pad CS04 —
CS05 Capacitive Sense Pad CS05 —
CS06 Capacitive Sense Pad CS06 —
CS07 Capacitive Sense Pad CS07 —
CS08 Capacitive Sense Pad CS08 —
CS09 Capacitive Sense Pad CS09 —
CS10 Capacitive Sense Pad CS10 —
CS11 Capacitive Sense Pad CS11 —
CS12 Capacitive Sense Pad CS12 —
EB_SCL Event Buffer I2C SCL EXP15
UG294: CPT213B SLEXP8019A Kit User's Guide
Kit Hardware Layout
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