Azoteq IQ Switch - ProxSense Series User manual

IQ Switch®
ProxSense®Series
Copyright © Azoteq (Pty) Ltd 2014.
IQS211EV02 Quick start guide
Page 1 of 2
All Rights Reserved.
Revision 0.01
October 2014
IQS211EV02 Quick start guide
Single Channel Capacitive Proximity/Touch Controller with movement detection
The IQS211ProxSense®IC is a self-capacitance controller designed for applications where
an awake/activate on proximity/touch function is required. The IQS211 uses movement
detection for applications that require long term detection. The IQS211 operates standalone
or I2C can be configured via OTP (One Time Programmable) bits.
1 Reference design and pin layout
Figure 1.1 Figure 1.1 IQS211EVO2
Figure 1.2 Reference design Figure 1.3 Pin layout
2 Default UI
Figure 2.1 Default UI counts operation
IQS
211
IO1 / SCL / 1WIRE
VSS
IO2 / SDA
Cx
VDDHI
VREG
1
2
3
6
5
4

IQ Switch®
ProxSense®Series
Copyright © Azoteq (Pty) Ltd 2014.
IQS211EV02 Quick start guide
Page 2 of 2
All Rights Reserved.
Revision 0.01
October 2014
Figure 2.2 Default UI timer operation
Figure 2.3 IQS211 GUI
Different UI’s can be selected in the IQS211 GUI and can be selected to work in standalone
mode.
The CT210 is used in conjunction with the GUI to select the different UI’s and settings.
Using USBProg the IQS211 can be configured in different variations.

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