R8C13 datasheet(7/224 Pages) RENESAS

7 / 224 page

A-3

12.1.1 Timer Mode .......................................................................................................................................... 73

12.1.2 Pulse Output Mode ............................................................................................................................. 74

12.1.3 Event Counter Mode ........................................................................................................................... 75

12.1.4 Pulse Width Measurement Mode ....................................................................................................... 76

12.1.5 Pulse Period Measurement Mode ..................................................................................................... 78

12.2 Timer Y ......................................................................................................................... 80

12.2.1 Timer Mode .......................................................................................................................................... 83

12.2.2 Programmable Waveform Generation Mode ....................................................................................85

12.3 Timer Z ......................................................................................................................... 88

12.3.1 Timer Mode .......................................................................................................................................... 91

12.3.2 Programmable Waveform Generation Mode ....................................................................................93

12.3.3 Programmable One-shot Generation Mode ...................................................................................... 95

12.3.4 Programmable Wait One-shot Generation Mode ............................................................................. 98

12.4 Timer C ...................................................................................................................... 101

12.4.1 Input Capture Mode ......................................................................................................................... 105

12.4.2 Output Compare Mode .................................................................................................................... 107

Chapter 13. Serial Interface .............................................. 109

13.1 Clock Synchronous Serial I/O Mode ....................................................................... 114

13.1.1 Polarity Select Function ................................................................................................................... 117

13.1.2 LSB First/MSB First Select Function .............................................................................................. 117

13.1.3 Continuous Receive Mode ............................................................................................................... 118

13.2 Clock Asynchronous Serial I/O (UART) Mode ....................................................... 119

13.2.1 TxD10/RxD1 Select Function (UART1) ............................................................................................ 122

13.2.2 TxD11 Select Function (UART1) ...................................................................................................... 122

13.2.3 Bit Rate .............................................................................................................................................. 123

Chapter 14. A/D Converter................................................ 124

14.1 One-shot Mode ......................................................................................................... 128

14.2 Repeat Mode ............................................................................................................. 130

14.3 Sample and Hold ...................................................................................................... 132

14.4 A/D conversion cycles ........................................................................................... 132

14.5 Internal Equivalent Circuit of Analog Input ........................................................... 133

14.6 Inflow Current Bypass Circuit ................................................................................ 134

14.7 Output Impedance of Sensor under A/D Conversion ........................................... 135

Chapter 15. Programmable I/O Ports .............................. 137

15.1 Description ................................................................................................................ 137

15.1.1 Port PiDirection Register (PDi Register, i=0,1,3,4) ......................................................................... 137

15.1.2 Port Pi Register (Pi Register, i=0 to 4) ............................................................................................. 137

15.1.3 Pull-up Control Register 0, Pull-up Control Register 1 (PUR0 and PUR1 registers) .................. 137

15.1.4 Port P1 Drive Capacity Control Register (DRR Register) .............................................................. 137

15.2 Port setting ................................................................................................................ 145

15.3 Unassigned Pin Handling ........................................................................................ 151

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