IQS550EV03 S Azoteq, IQS550EV03 S Datasheet - Page 29

• Manufacturer Part Number: IQS550EV03 S
• Description: Touch Sensor Development Tools Trackpad Demo for IQS550
• Manufacturer: Azoteq

Specifications of IQS550EV03 S

• Tool Is For Evaluation Of: IQS550
• Interface Type: I2C, SPI
• Operating Voltage: 1.65 V to 3.6 V
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C

Note1: Both of these values are translated to the time interval, as depicted in Table 5.13.
5.6.15 Channel Setup (0x15)
The amount of Rx‟s and Tx‟s used for
trackpad (XY information) purposes, as well
as the total Rx and Tx‟s used can be selected.
Note that many of the data packets are
variable in length relative to how many Rx‟s
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All Rights Reserved.
Byte
1
2
3
4
5
CommsTimeout
Note: These are only approximate values, and must not be used for time critical applications.
ReseedTime
SleepTime
ModeTime
LPTime
Value
Data
1
2
3
4
5
6
Table 5.13
Table 5.12
ProxSense
10 ms
20 ms
40 ms
Time
1 ms
2 ms
5 ms
Stuck prox/touch condition timer
Timer monitoring the I
LPTime and SleepTime Selections
Mode timer (Mode switching,
and Low-Power switching)
IQ Switch
Permanent sleep timing
IQS550 Trackpad Datasheet
Low-Power timing
Timing Settings Bytes
Description
®
and Tx‟s are used.
changed, remember that the amount of data
available under certain address-commands
will then also change.
Revision 1.04
Series
®
Value
10
11
12
13
7
8
9
2
C activity
160 ms
320 ms
640 ms
80 ms
Time
1.2 s
2.4 s
5 s
Thus once these are
8
Default Value
80 (thus 40s)
3
Note1
8 (thus 4s)
Note1
100 (ms)
(~160ms)
(~5ms)
November 2012
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