NXP Semiconductors
FXTH87E
FXTH87E, Family of Tire Pressure Monitor Sensors
Tables
Tab. 1.
Tab. 2.
Tab. 3.
Tab. 4.
Tab. 5.
Tab. 6.
Tab. 7.
Tab. 8.
Tab. 9.
Configuration options ........................................ 2
Tab. 45. System power management status and
Part number breakdown ....................................3
Part marking breakdown ................................... 3
Pin description ...................................................7
STOP mode behavior ......................................13
Vector summary .............................................. 18
MCU direct page register summary .................19
LFR register summary - LPAGE = 0 ............... 20
LFR register summary - LPAGE = 1 ............... 20
control 2 register (SPMSC2) (address
$180A) .............................................................48
Tab. 46. SPMSC2 register field descriptions .................49
Tab. 47. System power management status and
control
3 register (SPMSC3) (address
$180C) .............................................................49
Tab. 48. SPMSC3 register field descriptions .................49
Tab. 49. PMCT register (address $180B) ......................50
Tab. 50. PMCT register field descriptions ..................... 50
Tab. 51. FRC_TIMER register, MSbyte and LSbyte
(address $1808 and $1809) ............................50
Tab. 10. RFM register summary - RPAGE = 0 ..............21
Tab. 11. RFM register summary - RPAGE = 1 ..............21
Tab. 12. MCU high address register summary ..............22
Tab. 13. Program and erase times ................................24
Tab. 14. FLASH clock divider register (FCDIV)
(address $1820) .............................................. 31
Tab. 15. FCDIV register field descriptions .....................31
Tab. 16. FLASH clock divider settings .......................... 31
Tab. 17. FLASH options register (FOPT) (address
$1821) ............................................................. 32
Tab. 18. FOPT register field descriptions ......................32
Tab. 19. Security states .................................................32
Tab. 20. FLASH configuration register (FCNFG)
(address $1823) .............................................. 33
Tab. 21. FCNFG register field descriptions ................... 33
Tab. 22. FLASH protection register (FPROT)
(address $1824) .............................................. 33
Tab. 52. SIM STOP exit status (SIMSES) (address
$180D) .............................................................51
Tab. 53. SIMSES register field descriptions ..................52
Tab. 54. Truth table for pullup and pulldown resistors ... 53
Tab. 55. Port A data register (PTAD) (address $0000) .. 55
Tab. 56. Port A data register field descriptions ..............55
Tab. 57. Internal pullup enable for port A register
(PTAPE) (address $0001) ...............................55
Tab. 58. Port
A
register pullup enable field
descriptions ..................................................... 56
Tab. 59. Data direction for port A register (PTADD)
(address $0003) .............................................. 56
Tab. 60. Port A data direction field descriptions ............ 56
Tab. 61. Port B data register (PTBD) (address $0004) .. 56
Tab. 62. Port B data register field descriptions ..............57
Tab. 63. Internal pullup enable for port B register
(PTBPE) (address $0005) ...............................57
Tab. 23. FPROT register field descriptions ................... 33
Tab. 24. FLASH status register (FSTAT) (address
$1825) ............................................................. 34
Tab. 25. FSTAT register field descriptions .................... 34
Tab. 26. FLASH command register (FCMD) (address
$1826) ............................................................. 35
Tab. 64. Port
B
register pullup enable field
descriptions ..................................................... 57
Tab. 65. Data direction for port B register (PTBDD)
(address $0007) .............................................. 57
Tab. 66. Port B data direction field descriptions ............ 57
Tab. 67. Signal properties ............................................. 59
Tab. 68. KBI status and control register (address
$000C) .............................................................59
Tab. 69. KBISC register field descriptions .....................60
Tab. 70. KBI pin enable register (address $000D) ........ 60
Tab. 71. KBIPE register field descriptions .....................60
Tab. 72. KBI edge select register (address $000E) .......60
Tab. 73. KBIES register field descriptions .....................61
Tab. 74. CCR register field descriptions ........................65
Tab. 75. HCS08 instruction set summary ......................72
Tab. 76. Opcode map (Sheet 1 of 2) ............................ 82
Tab. 77. Opcode map (Sheet 2 of 2) ............................ 83
Tab. 78. TPM1 clock source selection .......................... 85
Tab. 79. Timer status and control register (TPM1SC)
(address $0010) .............................................. 87
Tab. 27. FLASH commands .......................................... 35
Tab. 28. COP watchdog timeout period ........................ 36
Tab. 29. SIM test register (SIMTST) (address $180F) ... 37
Tab. 30. SIMTST register field descriptions .................. 38
Tab. 31. Vector summary .............................................. 40
Tab. 32. HFO frequency selections ...............................42
Tab. 33. Keyboard interrupt assignments ......................42
Tab. 34. RTI Status/Control register (SRTISC)
(address $1808) .............................................. 43
Tab. 35. SRTISC register field descriptions .................. 43
Tab. 36. Real-time interrupt period ................................43
Tab. 37. System reset status register (SRS) (address
$1800) ............................................................. 44
Tab. 38. SRS register field descriptions ........................45
Tab. 39. System option register
1
(SIMOPT1)
(address $1802) .............................................. 46
Tab. 40. SIMOPT1 register field descriptions ................46
Tab. 41. System option register
2
(SIMOPT2)
Tab. 80. TPM1SC register field descriptions .................87
Tab. 81. Prescale divisor selection ................................88
Tab. 82. Timer counter register high (TPM1CNTH)
(address $0011) .............................................. 88
(address $1803) .............................................. 47
Tab. 42. SIMOPT2 register field descriptions ................47
Tab. 43. System power management status and
control
1
register (SPMSC1) (address
Tab. 83. Timer counter register low (TPM1CNTL)
(address $0012) .............................................. 88
$1809) ............................................................. 47
Tab. 44. SPMSC1 register field descriptions .................48
FXTH87ERM
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Reference manual
Rev. 5.0 — 4 February 2019
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