r5f21368sdfp Renesas Electronics Corporation., r5f21368sdfp Datasheet - Page 642

• Manufacturer Part Number: r5f21368sdfp
• Description: Renesas Mcu R8c Family / R8c/3xt-a Series
• Manufacturer: Renesas Electronics Corporation.

Under development
R8C/36T-A Group
R01UH0240EJ0001 Rev.0.01
Apr 28, 2011
25.3.2
Table 25.19
i = 0 to 8, 10, 11, 16 to 25, 27, 28, and 31 to 35
j = 00 to 08, 10, 11, 16 to 25, 27, 28, and 31 to 35
k = 0 to 2
Operating clock (count source)
Pins
Operating modes
Number of detections
Detection threshold value
Detection data transfer method
Detection start conditions
Detection stop conditions
Table 25.19 lists the Sensor Control Unit Specifications.
Specifications and Operation Example of Sensor Control Unit
Preliminary document
Specifications in this document are tentative and subject to change.
Sensor Control Unit Specifications
Item
Touch detection
System pins
Single mode
Scan mode
f1, f2, or f4 (Set the operating clock for the sensor control unit
to 4 MHz, 5 MHz, or 20 MHz.)
28 channels (CHi)
4 channels (CHxA0, CHxA1, CHxB, and CHxC)
• Either CHxA0 or CHxA1 is selected by bits CHXASj in
Touches are detected on a channel.
• Set the TSCUMD bit in the TSCUCHC register to 0 (single
• Select any channel by bits CHC0 to CHC5 in the TSCUCHC
• Set any channel to be measured to 1 (enabled) by the
Touches are detected on any multiple channels.
Ascending or descending order can be selected as a channel
scan order.
• Set the TSCUMD bit in the TSCUCHC register to 1 (scan
• Select 0 (ascending order) or 1 (descending order) by the
• Determine the maximum number of channels arbitrarily
• Set any channels to be measured to 1 (enabled) by the
Touches are detected at the CHxA0 or CHxA1 pin.
Either CHxA0 or CHxA1 is selected by bits CHXASj in
registers TSCHSEL0 to TSCHSEL2.
• The threshold value of CHxA0 or CHxA1 is set by the I/O
The measurement data is transferred to RAM using the DTC.
• Software trigger
• External trigger (an event input from the event link controller
• When an interrupt request is generated after touch detection
• Set the TSCUSTRT bit in theTSCUCR0 register to 0 by a
Once
registers TSCHSEL0 to TSCHSEL2.
mode).
register.
corresponding enable bit in the TSIEk register.
mode).
UPDOWN bit in the TSCUCHC register.
selected bits CHC0 to CHC5 in the TSCUCHC register.
corresponding enable bit in the TSIEk register.
port register.
(ELC) is used as a trigger)
and data transfer are completed.
program.
(If detection is stopped by a program, the value of each
counter is retained and not changed to the value after reset.)
Specification
25. Sensor Control Unit
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