Information
Section Number Title Page
49.3 Overview.......................................................................................................................................................................1532
49.3.1 Electrode capacitance measurement unit.....................................................................................................1532
49.3.2 Electrode scan unit.......................................................................................................................................1533
49.3.3 Touch detection unit.....................................................................................................................................1534
49.4 Modes of operation.......................................................................................................................................................1534
49.4.1 TSI disabled mode.......................................................................................................................................1534
49.4.2 TSI active mode...........................................................................................................................................1534
49.4.3 TSI low power mode....................................................................................................................................1535
49.4.4 Block diagram..............................................................................................................................................1535
49.5 TSI signal descriptions..................................................................................................................................................1536
49.5.1 TSI_IN[15:0]................................................................................................................................................1536
49.6 Memory map and register definition.............................................................................................................................1536
49.6.1 General Control and Status Register (TSIx_GENCS).................................................................................1538
49.6.2 SCAN control register (TSIx_SCANC).......................................................................................................1541
49.6.3 Pin enable register (TSIx_PEN)...................................................................................................................1544
49.6.4 Status Register (TSIx_STATUS).................................................................................................................1547
49.6.5 Counter Register (TSIx_CNTRn)................................................................................................................1550
49.6.6 Channel n threshold register (TSIx_THRESHLDn)....................................................................................1551
49.7 Functional descriptions.................................................................................................................................................1551
49.7.1 Capacitance measurement............................................................................................................................1551
49.7.2 TSI measurement result...............................................................................................................................1554
49.7.3 Electrode scan unit.......................................................................................................................................1555
49.7.4 Touch detection unit.....................................................................................................................................1558
49.8 Application information................................................................................................................................................1559
49.8.1 TSI module sensitivity.................................................................................................................................1559
Chapter 50
JTAG Controller (JTAGC)
50.1 Introduction...................................................................................................................................................................1561
50.1.1 Block diagram..............................................................................................................................................1561
K10 Sub-Family Reference Manual, Rev. 6, Nov 2011
48 Freescale Semiconductor, Inc.