CTPM Application Note
iii
FocalTech Systems, Ltd. Confidential
Table of Contents
1
I
2
C Interface....................................................................................................................................2
1.1 CTPM interface to Host..................................................................................................................2
1.2 I
2
C Read/Write Interface description..............................................................................................2
1.3 Interrupt signal from CTPM to Host...............................................................................................3
1.4 Wakeup signal from Host to CTPM................................................................................................4
2 CTP Register Mapping....................................................................................................................4
2.1 Operating Mode ..............................................................................................................................4
2.1.1 DEVICE_MODE ...................................................................................................................7
2.1.2 GEST_ID ...............................................................................................................................7
2.1.3 TD_STATUS..........................................................................................................................8
2.1.4 TOUCHn_XH (n:1-5)............................................................................................................8
2.1.5 TOUCHn_XL (n:1-5).............................................................................................................8
2.1.6 TOUCHn_YH (n:1-5)............................................................................................................9
2.1.7 TOUCHn_YL (n:1-5).............................................................................................................9
2.1.8 ID_G_THGROUP .................................................................................................................9
2.1.9 ID_G_THPEAK.....................................................................................................................9
2.1.10 ID_G_ THCAL.......................................................................................................................9
2.1.11 ID_G_ THWATER.................................................................................................................9
2.1.12 ID_G_ THTEMP ...................................................................................................................9
2.1.13 ID_G_ THDIFF...................................................................................................................10
2.1.14 ID_G_ CTRL .......................................................................................................................10
2.1.15 ID_G_ TIMEENTERMONITOR..........................................................................................10
2.1.16 ID_G_ PERIODACTIVE.....................................................................................................10
2.1.17 ID_G_ PERIODMONITOR.................................................................................................10
2.1.18 ID_G_ AUTO_CLB_MODE................................................................................................10
2.1.19 ID_G_ LIB_VERSION_H....................................................................................................11
2.1.20 ID_G_ LIB_VERSION_L.....................................................................................................11
2.1.21 ID_G_ CIPHER...................................................................................................................11
2.1.22 ID_G_ MODE .....................................................................................................................11
2.1.23 ID_G_ PMODE...................................................................................................................11
2.1.24 ID_G_ FIRMWARE_ID.......................................................................................................11
2.1.25 ID_G_ STATE......................................................................................................................11
2.1.26 ID_G_ FT5201ID................................................................................................................12
2.1.27 ID_G_ ERR..........................................................................................................................12
2.1.28 ID_G_ CLB..........................................................................................................................12
2.2 Test Mode .....................................................................................................................................12
2.2.1 DEVICE_MODE .................................................................................................................14
2.2.2 ROW_ADDR........................................................................................................................14
2.2.3 ROWDATAN_H...................................................................................................................14
2.2.4 ROWDATAN_L....................................................................................................................15
2.3 System information Mode.............................................................................................................16
2.3.1 DEVICE_MODE .................................................................................................................17
2.3.2 BIST_COMM.......................................................................................................................17