Maxim Integrated DS4830 Optical Microcontroller - Manual (Page 5)

DS4830 User’s Guide
5
14.2.3 – Pulse Spreading............................................................................................................................................. 116
14.2.4 – Alternate PWM Output ................................................................................................................................... 119
14.2.5 – PWM DELAY Register (PWMDLYn).............................................................................................................. 119
14.3 – PWM Output Register Descriptions ...................................................................................................................... 120
14.4 – PWM Output Code Examples .............................................................................................................................. 125
SECTION 15 – GENERAL-PURPOSE INPUT/OUTPUT (GPIO) PINS ............................................................................. 126
15.1 – Overview ............................................................................................................................................................... 126
15.2 – GPIO Port 0 Register Descriptions ....................................................................................................................... 129
15.2.1 – GPIO Direction Register Port 0 (PD0) ........................................................................................................... 129
15.2.2 – GPIO Output Register Port 0 (PO0) .............................................................................................................. 129
15.2.3 – GPIO Input Register for Port 0 (PI0) .............................................................................................................. 129
15.2.4 – GPIO Port 0 External Interrupt Edge Select Register (EIES0) ..................................................................... 129
15.2.5 – GPIO Port 0 External Interrupt Flag Register (EIF0) ..................................................................................... 130
15.2.6 – GPIO Port 0 External Interrupt Enable Register (EIE0)................................................................................. 130
15.3 – GPIO Port 1 Register Descriptions ....................................................................................................................... 130
15.3.1 – GPIO Direction Register Port 1 (PD1) ........................................................................................................... 130
15.3.2 – GPIO Output Register Port 1 (PO1) .............................................................................................................. 130
15.3.3 – GPIO Input Register for Port 1 (PI1) .............................................................................................................. 131
15.3.4 – GPIO Port 1 External Interrupt Edge Select Register (EIES1) ..................................................................... 131
15.3.5 – GPIO Port 1 External Interrupt Flag Register (EIF1) ..................................................................................... 131
15.3.6 – GPIO Port 1 External Interrupt Enable Register (EIE1)................................................................................. 131
15.4 – GPIO Port 2 Register Descriptions ....................................................................................................................... 131
15.4.1 – GPIO Direction Register Port 2 (PD2) ........................................................................................................... 131
15.4.2 – GPIO Output Register Port 2 (PO2) .............................................................................................................. 132
15.4.3 – GPIO Input Register for Port 2 (PI2) .............................................................................................................. 132
15.4.4 – GPIO Port 2 External Interrupt Edge Select Register (EIES2) ..................................................................... 132
15.4.5 – GPIO Port 2 External Interrupt Flag Register (EIF2) ..................................................................................... 132
15.4.6 – GPIO Port 2 External Interrupt Enable Register (EIE2)................................................................................. 132
15.5 – GPIO Port 6 Register Descriptions ....................................................................................................................... 133
15.5.1 – GPIO Direction Register Port 6 (PD6) ........................................................................................................... 133
15.5.2 – GPIO Output Register Port 6 (PO6) .............................................................................................................. 133
15.5.3 – GPIO Input Register for Port 6 (PI6) .............................................................................................................. 133
15.5.4 – GPIO Port 6 External Interrupt Edge Select Register (EIES6) ..................................................................... 133
15.5.5 – GPIO Port 6 External Interrupt Flag Register (EIF6) ..................................................................................... 134
15.5.6 – GPIO Port 6 External Interrupt Enable Register (EIE6)................................................................................. 134
SECTION 16 – GENERAL-PURPOSE TIMERS ................................................................................................................ 135
16.1 – Detailed Description ............................................................................................................................................. 135
16.1.1 – Timer Modes .................................................................................................................................................. 135
16.1.2 – Clock Selection .............................................................................................................................................. 136
16.1.3 – Timer Clock Prescaler ................................................................................................................................... 136
16.2 – Timer Register Descriptions ................................................................................................................................. 137
SECTION 17 – SUPPLY VOLTAGE MONITOR (SVM) ..................................................................................................... 139